Award flights from London Heathrow (LHR) to San Francisco
Award space from London Heathrow (LHR) to San Francisco
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AwardTool saw award space on 3 airport pairs between London Heathrow (LHR) and San Francisco (SFO, OAK, SJC) in the last 30 days. Lowest economy: 9,000 points + $352.63 on LHR–SFO (Virgin Atlantic Flying Club). Lowest business class: 39,655 miles + $1,622.59 on LHR–SFO (Lufthansa Miles & More). Lowest first class: 70,000 points + $437.49 on LHR–SFO (Alaska Atmos Rewards).
Prices observed – .
Page regenerated from the Nov 12, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 9,000 pts + $352.63
- LHR–SFO · Virgin Atlantic
- Lowest premium economy
- 16,500 pts + $664.96
- LHR–SFO · Virgin Atlantic
- Lowest business class
- 39,655 pts + $1,622.59
- LHR–SFO · Miles & More
- Lowest first class
- 70,000 pts + $437.49
- LHR–SFO · Atmos
Economy was lowest on LHR–SFO: 9,000 points + $352.63 with Virgin Atlantic Flying Club. The lowest on another airport pair was 21,000 miles + $242.49 with American Airlines AAdvantage on LHR–SJC. With Virgin Atlantic Flying Club, business class started at 41,000 points + $1,017.75, about 4.6 times the points of its lowest economy award (9,000 points + $352.63).
Compare programs by cabin
The lowest one-way award each program showed in each cabin, sorted by points.
Economy
Lowest economy from London Heathrow (LHR) to San Francisco on points: 9,000 points + $352.63 with Virgin Atlantic Flying Club on LHR–SFO (seen on 330 dates).
| Program | Points + taxes | Airports | Dates seen |
|---|---|---|---|
| Virgin Atlantic Flying ClubLowest observed | 9,000 pts + $352.63 | LHR–SFO | 330 |
| GOL Smiles | 18,100 pts + taxes not reported | LHR–SFO | 252 |
| TAP Air Portugal Miles&Go | 19,000 pts + $304.58 | LHR–SFO | 307 |
| American Airlines AAdvantage | 21,000 pts + $242.49 | LHR–SJC | 322 |
| Air France/KLM Flying Blue | 25,000 pts + $357.29 | LHR–SFO | 313 |
| Delta SkyMiles | 26,000 pts + $234.97 | LHR–SFO | 325 |
| JetBlue TrueBlue | 29,000 pts + $229.97 | LHR–SFO | 324 |
| SAS EuroBonus | 30,000 pts + $206.09 | LHR–SFO | 140 |
| Qatar Airways Privilege Club | 33,000 pts + taxes not reported | LHR–SFO | 227 |
| United MileagePlus | 34,600 pts + $222.19 | LHR–SFO | 326 |
| Alaska Atmos Rewards | 35,000 pts + $210.39 | LHR–SFO | 329 |
| Qantas Frequent Flyer | 36,200 pts + $528.10 | LHR–SFO | 243 |
| Avianca LifeMiles | 40,000 pts + $243.89 | LHR–SFO | 334 |
| Air Canada Aeroplan | 40,000 pts + $299.20 | LHR–SJC | 10 |
| Virgin Australia Velocity | 42,000 pts + $231.07 | LHR–SFO | 250 |
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | LHR–SFO | 280 |
| Aeromexico Club Premier | 73,000 pts + $313.36 | LHR–SFO | 329 |
| Etihad Guest | 113,000 pts + $506.09 | LHR–SFO | 204 |
Premium Economy
Lowest premium economy from London Heathrow (LHR) to San Francisco on points: 16,500 points + $664.96 with Virgin Atlantic Flying Club on LHR–SFO (seen on 328 dates).
| Program | Points + taxes | Airports | Dates seen |
|---|---|---|---|
| Virgin Atlantic Flying ClubLowest observed | 16,500 pts + $664.96 | LHR–SFO | 328 |
| Lufthansa Miles & More | 21,321 pts + $835.59 | LHR–SFO | 186 |
| American Airlines AAdvantage | 40,000 pts + $387.19 | LHR–SJC | 318 |
| Air France/KLM Flying Blue | 40,000 pts + $648.19 | LHR–SFO | 312 |
| Alaska Atmos Rewards | 45,000 pts + $448.49 | LHR–SJC | 195 |
| SAS EuroBonus | 45,000 pts + $396.49 | LHR–SFO | 50 |
| United MileagePlus | 50,000 pts + $411.39 | LHR–SFO | 326 |
| Air Canada Aeroplan | 69,685 pts + $492.50 | LHR–SJC | 9 |
| Qantas Frequent Flyer | 73,900 pts + $1,780.22 | LHR–SFO | 186 |
| Delta SkyMiles | 88,000 pts + $426.18 | LHR–SFO | 324 |
| GOL Smiles | 221,600 pts + taxes not reported | LHR–SFO | 23 |
Business Class
Lowest business class from London Heathrow (LHR) to San Francisco on points: 39,655 miles + $1,622.59 with Lufthansa Miles & More on LHR–SFO (seen on 270 dates).
| Program | Points + taxes | Airports | Dates seen |
|---|---|---|---|
| Lufthansa Miles & MoreLowest observed | 39,655 pts + $1,622.59 | LHR–SFO | 270 |
| Virgin Atlantic Flying Club | 41,000 pts + $1,017.75 | LHR–SFO | 324 |
| American Airlines AAdvantage | 57,500 pts + $387.19Mixed cabin | LHR–SJC | 322 |
| Air France/KLM Flying Blue | 60,000 pts + $823.19 | LHR–SFO | 313 |
| SAS EuroBonus | 60,000 pts + $396.49 | LHR–SFO | 14 |
| Alaska Atmos Rewards | 70,000 pts + $437.89 | LHR–SFO | 273 |
| Avianca LifeMiles | 80,000 pts + $339.31 | LHR–SFO | 326 |
| United MileagePlus | 80,000 pts + $421.79Mixed cabin | LHR–SFO | 326 |
| Air Canada Aeroplan | 80,000 pts + $498.80Mixed cabin | LHR–SJC | 6 |
| Turkish Miles & Smiles | 90,000 pts + taxes not reported | LHR–SFO | 273 |
| Qantas Frequent Flyer | 98,400 pts + $1,655.41 | LHR–SFO | 180 |
| Qatar Airways Privilege Club | 99,000 pts + taxes not reported | LHR–SFO | 79 |
| British Airways Executive Club | 99,000 pts + $599.00 | LHR–SFO | 31 |
| Etihad Guest | 130,000 pts + $697.39Mixed cabin | LHR–SFO | 104 |
| Virgin Australia Velocity | 158,500 pts + $623.20 | LHR–SFO | 10 |
| TAP Air Portugal Miles&Go | 190,000 pts + $520.25 | LHR–SFO | 296 |
| Aeromexico Club Premier | 225,000 pts + $503.99 | LHR–SFO | 328 |
| Delta SkyMiles | 345,000 pts + $1,682.89 | LHR–SFO | 317 |
| GOL Smiles | 652,700 pts + taxes not reported | LHR–SJC | 1 |
First Class
Lowest first class from London Heathrow (LHR) to San Francisco on points: 70,000 points + $437.49 with Alaska Atmos Rewards on LHR–SFO (seen on 326 dates).
| Program | Points + taxes | Airports | Dates seen |
|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 70,000 pts + $437.49 | LHR–SFO | 326 |
| American Airlines AAdvantage | 85,000 pts + $1,135.29Mixed cabin | LHR–SJC | 22 |
| Qatar Airways Privilege Club | 93,500 pts + taxes not reported | LHR–SFO | 1 |
| Lufthansa Miles & More | 116,533 pts + $1,757.39 | LHR–SFO | 35 |
| Qantas Frequent Flyer | 155,200 pts + $1,195.29 | LHR–SFO | 2 |
| United MileagePlus | 200,000 pts + $421.79 | LHR–SFO | 89 |
| Delta SkyMiles | 345,000 pts + $426.18 | LHR–SFO | 325 |
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats.
London Heathrow (LHR) to San Francisco at a glance
- From
- London Heathrow (LHR)
- To
- San Francisco (SFO, OAK, SJC)
- Programs with award space seen
- 20 of 25 programs tracked on this route
- Nonstop award space seen
- Yes, in economy, premium economy, business class and first class, via American Airlines AAdvantage, Alaska Atmos Rewards, Avianca LifeMiles, JetBlue TrueBlue, British Airways Executive Club, Delta SkyMiles, GOL Smiles, Air France/KLM Flying Blue, Qantas Frequent Flyer, Qatar Airways Privilege Club, United MileagePlus, Virgin Australia Velocity and Virgin Atlantic Flying Club
- Airlines seen on these awards
- American Airlines (AA), Air Canada (AC), Air France (AF), Aeromexico (AM), Alaska Airlines (AS), Royal Air Maroc (AT), Avianca (AV), Finnair (AY), ITA Airways (AZ), JetBlue (B6), British Airways (BA), China Airlines (CI) and 24 more
- Departures with open awards
- Nov 2026 to Nov 2027
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Distance
- 5,343–5,356 miles (8,599–8,619 km) between the airports, great-circle
- Destination guide
- Award flights to San Francisco
Compare airports
Lowest one-way award AwardTool observed on each airport pair between London Heathrow (LHR) and San Francisco, with the program and the number of departure dates seen.
| Airports | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| London Heathrow (LHR) to San Francisco (SFO) | 9,000 pts + $352.63Virgin Atlantic · 330 dates | 16,500 pts + $664.96Virgin Atlantic · 328 dates | 39,655 pts + $1,622.59Miles & More · 270 dates | 70,000 pts + $437.49Atmos · 326 dates |
| London Heathrow (LHR) to Oakland (OAK) | 21,000 pts + $235.59AAdvantage · 35 dates | 40,000 pts + $729.49AAdvantage · 33 dates | 57,500 pts + $897.49AAdvantage · 32 dates | — |
| London Heathrow (LHR) to San Jose (SJC) | 21,000 pts + $242.49AAdvantage · 322 dates | 40,000 pts + $387.19AAdvantage · 318 dates | 57,500 pts + $387.19AAdvantage · 322 dates · Mixed cabin | 70,000 pts + $438.99Atmos · 321 dates |
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats.
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
Lowest observed by cabin, London Heathrow (LHR) to San Francisco
- Economy: 9,000 points + $352.63 on London Heathrow (LHR) to San Francisco (SFO) with Virgin Atlantic Flying Club, which showed economy award space there on 330 dates.
- Premium Economy: 16,500 points + $664.96 on London Heathrow (LHR) to San Francisco (SFO) with Virgin Atlantic Flying Club, which showed premium economy award space there on 328 dates.
- Business Class: 39,655 miles + $1,622.59 on London Heathrow (LHR) to San Francisco (SFO) with Lufthansa Miles & More, which showed business-class award space there on 270 dates.
- First Class: 70,000 points + $437.49 on London Heathrow (LHR) to San Francisco (SFO) with Alaska Atmos Rewards, which showed first-class award space there on 326 dates.
Observed award examples
| Departure | Cabin | Airports | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|---|
| Economy | LHR–SFO | Virgin Atlantic Flying Club | 9,000 pts + $352.63 | 1 | Nonstop | Check this date | ||
| Premium Economy | LHR–SFO | Lufthansa Miles & More | 21,321 pts + $845.79 | 9+ | 1 stop | Check this date | ||
| Premium Economy | LHR–SFO | Virgin Atlantic Flying Club | 23,000 pts + $630.43 | 1 | Nonstop | Check this date | ||
| Business | LHR–SFO | Lufthansa Miles & More | 39,655 pts + $1,622.59 | 9+ | 1 stop | Check this date | ||
| Business | LHR–SFO | American Airlines AAdvantage | 57,500 pts + $864.99 | — | Nonstop | Check this date | ||
| First | LHR–SFO | Alaska Atmos Rewards | 70,000 pts + $437.89 | 4 | 1 stop | Check this date | ||
| First | LHR–SJC | Qantas Frequent Flyer | 160,700 pts + $1,135.65 | 1 | 1 stop | Check this date | ||
| First | LHR–SJC | United MileagePlus | 200,000 pts + $418.99 | 9+ | 2 stops | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
Nonstop award space
- Economy: nonstop from 22,500 miles + taxes vary via American Airlines AAdvantage on LHR–SFO, which showed nonstop space there on 133 dates (12 programs had nonstop space).
- Premium economy: nonstop from 16,500 points + $664.96 via Virgin Atlantic Flying Club on LHR–SFO, which showed nonstop space there on 327 dates (6 programs had nonstop space).
- Business class: nonstop from 41,000 points + $1,017.75 via Virgin Atlantic Flying Club on LHR–SFO, which showed nonstop space there on 324 dates (9 programs had nonstop space).
- First class: nonstop space via Alaska Atmos Rewards, American Airlines AAdvantage, Qatar Airways Privilege Club and Qantas Frequent Flyer.
Best months to fly from London Heathrow (LHR) to San Francisco on points
Each month shows the lowest award seen across the 3 airport pairs, with that program's open dates on the airport pair behind it.
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 15,000 pts + taxes not reported (19 dates)Virgin Atlantic | 21,321 pts + $845.79 (11 dates)Miles & More | 39,655 pts + $1,622.59 (15 dates)Miles & More | 70,000 pts + $438.99 (18 dates)Atmos | |
| 15,000 pts + $334.20 (31 dates)Virgin Atlantic | 21,321 pts + $843.69 (26 dates)Miles & More | 39,655 pts + taxes not reported (31 dates)Miles & More | 70,000 pts + $437.89 (31 dates)Atmos | |
| 9,000 pts + $352.63 (31 dates)Virgin Atlantic | 21,321 pts + taxes not reported (11 dates)Miles & More | 39,655 pts + taxes not reported (22 dates)Miles & More | 70,000 pts + taxes not reported (31 dates)Atmos | |
| 9,000 pts + taxes not reported (28 dates)Virgin Atlantic | 21,321 pts + taxes not reported (17 dates)Miles & More | 39,655 pts + taxes not reported (27 dates)Miles & More | 70,000 pts + taxes not reported (28 dates)Atmos | |
| 9,000 pts + taxes not reported (31 dates)Virgin Atlantic | 21,321 pts + taxes not reported (18 dates)Miles & More | 39,655 pts + taxes not reported (18 dates)Miles & More | 70,000 pts + taxes not reported (31 dates)Atmos | |
| 9,000 pts + taxes not reported (30 dates)Virgin Atlantic | 21,321 pts + taxes not reported (17 dates)Miles & More | 39,655 pts + taxes not reported (27 dates)Miles & More | 70,000 pts + taxes not reported (30 dates)Atmos | |
| 9,000 pts + taxes not reported (31 dates)Virgin Atlantic | 16,500 pts + taxes not reported (31 dates)Virgin Atlantic | 39,655 pts + taxes not reported (29 dates)Miles & More | 70,000 pts + taxes not reported (31 dates)Atmos | |
| 9,000 pts + taxes not reported (30 dates)Virgin Atlantic | 27,000 pts + taxes not reported (30 dates)Virgin Atlantic | 39,655 pts + taxes not reported (27 dates)Miles & More | 70,000 pts + taxes not reported (30 dates)Atmos | |
| 15,000 pts + taxes not reported (31 dates)Virgin Atlantic | 23,000 pts + taxes not reported (31 dates)Virgin Atlantic | 39,655 pts + taxes not reported (26 dates)Miles & More | 110,000 pts + taxes not reported (31 dates)Atmos | |
| 15,000 pts + taxes not reported (31 dates)Virgin Atlantic | 23,000 pts + taxes not reported (31 dates)Virgin Atlantic | 39,655 pts + taxes not reported (21 dates)Miles & More | 70,000 pts + taxes not reported (31 dates)Atmos | |
| 9,000 pts + taxes not reported (30 dates)Virgin Atlantic | 16,500 pts + taxes not reported (30 dates)Virgin Atlantic | 39,655 pts + taxes not reported (22 dates)Miles & More | 70,000 pts + taxes not reported (30 dates)Atmos | |
| 9,000 pts + taxes not reported (7 dates)Virgin Atlantic | 21,591 pts + taxes not reported (2 dates)Miles & More | 39,655 pts + taxes not reported (5 dates)Miles & More | 70,000 pts + taxes not reported (6 dates)Atmos | |
| 25,000 pts + taxes not reported (6 dates)Flying Blue | 45,000 pts + taxes not reported (6 dates)Flying Blue | 117,000 pts + taxes not reported (6 dates)Flying Blue | — |
A month's taxes are those of an award AwardTool recorded at that month's lowest price for a departure that month. “Taxes not reported” means the data has none for that month; the award still has taxes and fees.
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Virgin Atlantic Flying Club | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
Check current transfer bonuses. Most transfers can't be reversed. AwardTool's list has no transfers from these US card programs to Lufthansa Miles & More.
Questions about London Heathrow (LHR) to San Francisco award flights
Which airports had the lowest award prices from London Heathrow (LHR) to San Francisco?
In business class, LHR–SFO with 39,655 miles + $1,622.59 (Lufthansa Miles & More). In economy, LHR–SFO with 9,000 points + $352.63 (Virgin Atlantic Flying Club). Prices are the lowest AwardTool observed in the last 30 days; search live before transferring points.
Which airport pairs between London Heathrow (LHR) and San Francisco had award space?
LHR–SFO (economy, premium economy, business class and first class), LHR–OAK (economy, premium economy and business class) and LHR–SJC (economy, premium economy, business class and first class). Airport pairs not listed had no award space AwardTool observed in the last 30 days.
How many points does it take to fly from London Heathrow (LHR) to San Francisco?
The lowest economy award AwardTool has seen was 9,000 points + $352.63 with Virgin Atlantic Flying Club. Seen Nov 12, 2026, 07:51 UTC for a Jan 10, 2027 departure. Virgin Atlantic Flying Club showed economy award space on 330 departure dates at any price (newest observation Nov 12, 2026, 09:51 UTC). The lowest business-class award AwardTool has seen was 39,655 miles + $1,622.59 with Lufthansa Miles & More. Seen Nov 11, 2026, 17:42 UTC for a Nov 18, 2026 departure. Lufthansa Miles & More showed business-class award space on 270 departure dates at any price (newest observation Nov 12, 2026, 10:13 UTC). Search live before transferring points.
Which loyalty programs had award space from London Heathrow (LHR) to San Francisco?
20 programs in the last 30 days: American Airlines AAdvantage (economy 322 dates, premium economy 318 dates, business class 322 dates, first class 22 dates); Air Canada Aeroplan (economy 10 dates, premium economy 9 dates, business class 6 dates); Aeromexico Club Premier (economy 329 dates, business class 328 dates); Alaska Atmos Rewards (economy 329 dates, premium economy 195 dates, business class 273 dates, first class 326 dates); Avianca LifeMiles (economy 334 dates, business class 326 dates); JetBlue TrueBlue (economy 324 dates); British Airways Executive Club (business class 31 dates); Delta SkyMiles (economy 325 dates, premium economy 324 dates, business class 317 dates, first class 325 dates) and 12 more. Dates count departure dates with an open award.
Can you fly nonstop from London Heathrow (LHR) to San Francisco on points?
Yes. AwardTool observed nonstop award space in economy, premium economy, business class and first class, bookable via American Airlines AAdvantage, Alaska Atmos Rewards, Avianca LifeMiles, JetBlue TrueBlue, British Airways Executive Club, Delta SkyMiles, GOL Smiles, Air France/KLM Flying Blue, Qantas Frequent Flyer, Qatar Airways Privilege Club, United MileagePlus, Virgin Australia Velocity and Virgin Atlantic Flying Club. The lowest nonstop award in economy was 22,500 miles with American Airlines AAdvantage.
How much are taxes and fees on award flights from London Heathrow (LHR) to San Francisco?
Taxes and fees on each program's lowest award ranged in economy from $206.09 with EuroBonus (30,000 points + $206.09) to $528.10 with Qantas (36,200 points + $528.10); in business class from $339.31 with LifeMiles (80,000 miles + $339.31) to $1,682.89 with SkyMiles (345,000 miles + $1,682.89). GOL Smiles did not report taxes for its lowest economy award. Qatar Airways Privilege Club and Turkish Miles & Smiles did not report taxes for their lowest economy and business-class awards. Amounts are one way per traveler in USD and can differ on other dates and routings.
Which credit card points can book awards from London Heathrow (LHR) to San Francisco?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Aeromexico Club Premier (1:1.6), Avianca LifeMiles (1:1), JetBlue TrueBlue (5:4), British Airways Executive Club (1:1), Delta SkyMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Qatar Airways Privilege Club (1:1), Virgin Atlantic Flying Club (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (1:1), British Airways Executive Club (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), Qatar Airways Privilege Club (1:1), Turkish Miles & Smiles (1:1), TAP Air Portugal Miles&Go (1:1), United MileagePlus (1:1), Virgin Atlantic Flying Club (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Aeromexico Club Premier (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (5:3), British Airways Executive Club (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Qatar Airways Privilege Club (1:1), Turkish Miles & Smiles (1:1), TAP Air Portugal Miles&Go (1:1), Virgin Atlantic Flying Club (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), JetBlue TrueBlue (1:1), British Airways Executive Club (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1), Virgin Atlantic Flying Club (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Qatar Airways Privilege Club (1:1), Turkish Miles & Smiles (1:1), Virgin Atlantic Flying Club (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1), JetBlue TrueBlue (1:1), British Airways Executive Club (1:1), Air France/KLM Flying Blue (1:1), Virgin Atlantic Flying Club (1:1). These are US card programs; ratios come from AwardTool's transfer partner list. Check current bonuses first.
What's the best month to fly from London Heathrow (LHR) to San Francisco on points?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers: in economy, the lowest award was for Jan 2027 departures, 9,000 points + $352.63 with Virgin Atlantic (31 dates); in business class, the lowest award was for Dec 2026 departures, 39,655 miles + taxes not reported with Miles & More (31 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.
When do award seats open for flights from London Heathrow (LHR) to San Francisco?
Booking windows before departure published by the programs with award space here (AwardTool's program data, reviewed Nov 6, 2026): Qatar Airways Privilege Club about 361 days, TAP Air Portugal Miles&Go about 361 days, Avianca LifeMiles about 360 days and 13 other programs. AwardTool saw award space on this route for departures as late as Nov 6, 2027; seats can open earlier or later, and released seats may already be booked. See award release dates by program.