Award flights from Louisville (SDF) to London Heathrow (LHR)
Search flights from Louisville (SDF) to London Heathrow (LHR)
Search live to see every flight, program and cabin price for your dates.
In the last 30 days AwardTool saw award space on 13 programs for SDF→LHR. Lowest economy: 9,500 miles (GOL Smiles). Lowest business class: 57,500 miles + $738.00 (American Airlines AAdvantage). Lowest first class: 70,000 points + $1,474.00 (Alaska Atmos Rewards).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Louisville (SDF) to London Heathrow (LHR) at a glance
- From
- Louisville Muhammad Ali International, Louisville, Kentucky, United States (SDF)
- To
- London Heathrow Airport, London, United Kingdom (LHR)
- Programs with award space seen
- 13 of 13 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- American Airlines (AA), Air Canada (AC), Air France (AF), British Airways (BA), Delta Air Lines (DL), Aer Lingus (EI), IBERIA (IB), KLM (KL), Lufthansa (LH), SWISS (LX), Austrian (OS), Brussels Airlines (SN) and 4 more
- Departures with open awards
- Oct 2026 to Aug 2027
- Most dates with space
- 84 of 84 departure dates checked (United MileagePlus, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to London Heathrow (LHR)
Compare programs by cabin
The lowest one-way award each program showed in each cabin, sorted by points.
Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| GOL SmilesLowest observed | 9,500 pts + taxes not reported | 2 stops | American Airlines (AA), Air Canada (AC), Air France (AF), British Airways (BA) +2 more | 1 | 54 | See dates | |
| Virgin Atlantic Flying Club | 20,000 pts + $319.00 | 1 stop | Delta Air Lines (DL) | 1 | 31 | See dates | |
| American Airlines AAdvantage | 21,000 pts + $5.60 | 1 stop | American Airlines (AA), British Airways (BA), Aer Lingus (EI), IBERIA (IB) | — | 75 | See dates | |
| Delta SkyMiles | 25,000 pts + $5.60 | 1 stop | Delta Air Lines (DL), Virgin Atlantic (VS) | 9+ | 64 | See dates | |
| Alaska Atmos Rewards | 27,500 pts + $25.60 | 1 stop | American Airlines (AA), British Airways (BA) | 9+ | 67 | See dates | |
| Qantas Frequent Flyer | 29,000 pts + $349.00 | 1 stop | American Airlines (AA), British Airways (BA) | 1 | 69 | See dates | |
| Air France/KLM Flying Blue | 29,500 pts + $38.00 | 1 stop | Delta Air Lines (DL), Virgin Atlantic (VS) | 9+ | 63 | See dates | |
| Virgin Australia Velocity | 30,000 pts + $9.33 | 1 stop | United Airlines (UA) | 9+ | 43 | See dates | |
| United MileagePlus | 40,000 pts + $5.60 | 1 stop | Air Canada (AC), Aer Lingus (EI), Lufthansa (LH), SWISS (LX) +5 more | 9+ | 84 | See dates | |
| Air Canada Aeroplan | 40,000 pts + $75.61 | 1 stop | Air Canada (AC), Lufthansa (LH), United Airlines (UA), Lufthansa City Airlines (VL) | 9+ | 67 | See dates | |
| Avianca LifeMiles | 40,000 pts + $5.60 | 1 stop | Air Canada (AC), Lufthansa (LH), United Airlines (UA) | 6 | 58 | See dates | |
| JetBlue TrueBlue | 50,000 pts + $5.60 | 1 stop | United Airlines (UA) | 7 | 47 | See dates | |
| Etihad Guest | 51,000 pts + $38.00 | 1 stop | American Airlines (AA) | 7 | 57 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 35,000 pts + $25.60 | 1 stop | American Airlines (AA) | 2 | 5 | See dates | |
| American Airlines AAdvantage | 40,000 pts + $9.10 | 2 stops | American Airlines (AA), British Airways (BA), Aer Lingus (EI) | — | 74 | See dates | |
| United MileagePlus | 50,000 pts + $5.60 | 1 stop | Aer Lingus (EI), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) +3 more | 9+ | 84 | See dates | |
| Air France/KLM Flying Blue | 55,400 pts + $164.20 | 1 stop | Delta Air Lines (DL), Virgin Atlantic (VS) | 4 | 10 | See dates | |
| Air Canada Aeroplan | 66,332 pts + $83.91 | 2 stops | Air Canada (AC), United Airlines (UA) | 1 | 67 | See dates | |
| Qantas Frequent Flyer | 72,000 pts + $1,579.00 | 1 stop | American Airlines (AA), British Airways (BA) | 1 | 37 | See dates | |
| Delta SkyMiles | 75,000 pts + $5.60 | 2 stops | Delta Air Lines (DL) | 2 | 64 | See dates |
Not seen in premium economy: Avianca LifeMiles, JetBlue TrueBlue, Etihad Guest, GOL Smiles, Virgin Australia Velocity and Virgin Atlantic Flying Club.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 57,500 pts + $738.00 | 2 stops | American Airlines (AA), British Airways (BA) | — | 75 | See dates | |
| Etihad Guest | 65,000 pts + $38.00Mixed cabin | 1 stop | American Airlines (AA) | 2 | 1 | See dates | |
| Alaska Atmos Rewards | 70,000 pts + $1,474.00Mixed cabin | 1 stop | American Airlines (AA), British Airways (BA) | 5 | 1 | See dates | |
| Air Canada Aeroplan | 75,000 pts + $121.81Mixed cabin | 2 stops | Air Canada (AC), Lufthansa (LH), United Airlines (UA), Lufthansa City Airlines (VL) | 6 | 67 | See dates | |
| Qantas Frequent Flyer | 82,100 pts + $1,454.00 | 2 stops | American Airlines (AA), British Airways (BA) | 1 | 38 | See dates | |
| United MileagePlus | 88,000 pts + $22.40Mixed cabin | 2 stops | Aer Lingus (EI), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) +3 more | 9+ | 84 | See dates | |
| Air France/KLM Flying Blue | 90,000 pts + $242.80 | 1 stop | Delta Air Lines (DL), Virgin Atlantic (VS) | 5 | 30 | See dates | |
| Delta SkyMiles | 342,500 pts + $5.60Mixed cabin | 1 stop | Delta Air Lines (DL) | 6 | 36 | See dates |
Not seen in business class: Avianca LifeMiles, JetBlue TrueBlue, GOL Smiles, Virgin Australia Velocity and Virgin Atlantic Flying Club.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 70,000 pts + $1,474.00 | 1 stop | American Airlines (AA), British Airways (BA) | 9+ | 23 | See dates | |
| American Airlines AAdvantage | 122,500 pts + $5.60 | 1 stop | American Airlines (AA) | — | 4 | See dates | |
| Delta SkyMiles | 125,000 pts + $5.60 | 2 stops | Delta Air Lines (DL), Virgin Atlantic (VS) | 6 | 64 | See dates |
Not seen in first class: Air Canada Aeroplan, Avianca LifeMiles, JetBlue TrueBlue, Etihad Guest, GOL Smiles, Air France/KLM Flying Blue, Qantas Frequent Flyer, United MileagePlus, Virgin Australia Velocity and Virgin Atlantic Flying Club.
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. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed award examples
| Departure | Cabin | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|
| Economy | American Airlines AAdvantage | 22,500 pts + $24.40 | — | 2 stops | Check this date | ||
| Premium Economy | American Airlines AAdvantage | 40,000 pts + $538.00 | — | 2 stops | Check this date | ||
| Business | Qantas Frequent Flyer | 87,200 pts + $1,454.00 | 2 | 2 stops | Check this date | ||
| Business | United MileagePlus | 88,000 pts + $22.40Mixed cabin | 9+ | 2 stops | Check this date | ||
| Business | Air France/KLM Flying Blue | 99,500 pts + $240.40 | 3 | 1 stop | Check this date | ||
| Business | Air Canada Aeroplan | 251,212 pts + $89.51 | 2 | 2 stops | Check this date | ||
| First | Alaska Atmos Rewards | 70,000 pts + $1,474.00 | 9+ | 1 stop | Check this date | ||
| First | Delta SkyMiles | 378,300 pts + $5.60 | 5 | 1 stop | 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.
Best months to fly from Louisville (SDF) to London Heathrow (LHR) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 29,000 · Qantas (1 date) | 50,000 · MileagePlus (1 date) | 88,000 · MileagePlus (1 date)Mixed cabin | 460,000 · AAdvantage (1 date) | |
| 22,500 · AAdvantage (9 dates) | 40,000 · AAdvantage (8 dates) | 57,500 · AAdvantage (9 dates) | 122,500 · AAdvantage (3 dates) | |
| 22,500 · AAdvantage (6 dates) | 40,000 · AAdvantage (6 dates) | 57,500 · AAdvantage (6 dates) | 70,000 · Atmos (2 dates) | |
| 22,500 · AAdvantage (1 date) | 40,000 · AAdvantage (1 date) | 57,500 · AAdvantage (1 date) | — | |
| 9,500 · Smiles (28 dates) | 35,000 · Atmos (5 dates) | 57,500 · AAdvantage (23 dates) | 70,000 · Atmos (9 dates) | |
| 9,500 · Smiles (7 dates) | 40,000 · AAdvantage (3 dates) | 57,500 · AAdvantage (3 dates) | 70,000 · Atmos (3 dates) | |
| 21,000 · AAdvantage (4 dates) | 40,000 · AAdvantage (4 dates) | 57,500 · AAdvantage (4 dates) | 70,000 · Atmos (1 date) | |
| 9,500 · Smiles (9 dates) | 40,000 · AAdvantage (9 dates) | 57,500 · AAdvantage (9 dates) | 70,000 · Atmos (4 dates) | |
| 21,000 · AAdvantage (1 date) | 40,000 · AAdvantage (1 date) | 57,500 · AAdvantage (1 date) | 85,000 · Atmos (1 date) | |
| 21,000 · AAdvantage (6 dates) | 40,000 · AAdvantage (6 dates) | 57,500 · AAdvantage (6 dates) | — | |
| 9,500 · Smiles (10 dates) | 40,000 · AAdvantage (12 dates) | 57,500 · AAdvantage (12 dates) | 70,000 · Atmos (3 dates) |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Air Canada Aeroplan | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | — |
| Air France/KLM Flying Blue | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Avianca LifeMiles | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · Instant | 1:1 · Instant |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| Etihad Guest | — | 1:1 · Instant | 1:1 · ~1 day | — | 1:1 · Instant | — |
| JetBlue TrueBlue | 5:4 · Instant | — | 1:0.6 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| United MileagePlus | — | 1:1 · Instant | — | 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. No bank transfers to GOL Smiles and Virgin Australia Velocity.
Search, calendar and alerts from Louisville (SDF) to London Heathrow (LHR)
Route calendar
Every departure date with open award seats on SDF→LHR for United MileagePlus and the other programs: a limited window on the free plan and 365 days with Pro.
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Search one date across programs to see current flights, seats and taxes before you transfer points.
Search Louisville (SDF) to London Heathrow (LHR)How many miles or points you need from Louisville (SDF) to London Heathrow (LHR)
- In economy, GOL Smiles had the lowest observed award, 9,500 miles (taxes not reported); see how many miles you need with GOL Smiles.
- In premium economy, Alaska Atmos Rewards had the lowest observed award, 35,000 points + $25.60; see how many points you need with Alaska Atmos Rewards.
- In business class, American Airlines AAdvantage had the lowest observed award, 57,500 miles + $738.00; see how many miles you need with American Airlines AAdvantage.
- In first class, Alaska Atmos Rewards had the lowest observed award, 70,000 points + $1,474.00; see how many points you need with Alaska Atmos Rewards.
Questions about award flights from Louisville (SDF) to London Heathrow (LHR)
What's the lowest Louisville (SDF) to London Heathrow (LHR) award price AwardTool has seen?
In economy, 9,500 miles with GOL Smiles. GOL Smiles showed economy award space on 54 departure dates at any price (newest observation Oct 17, 2026, 01:32 UTC). In business class, 57,500 miles + $738.00 with American Airlines AAdvantage. Seen Oct 13, 2026, 16:42 UTC for a Nov 11, 2026 departure. American Airlines AAdvantage showed business-class award space on 75 departure dates at any price (newest observation Oct 19, 2026, 11:51 UTC). Search live before transferring points.
Which loyalty programs had award space from Louisville (SDF) to London Heathrow (LHR)?
13 programs in the last 30 days: American Airlines AAdvantage (economy 75 dates, premium economy 74 dates, business class 75 dates, first class 4 dates); Air Canada Aeroplan (economy 67 dates, premium economy 67 dates, business class 67 dates); Alaska Atmos Rewards (economy 67 dates, premium economy 5 dates, business class 1 date, first class 23 dates); Avianca LifeMiles (economy 58 dates); JetBlue TrueBlue (economy 47 dates); Delta SkyMiles (economy 64 dates, premium economy 64 dates, business class 36 dates, first class 64 dates); Etihad Guest (economy 57 dates, business class 1 date); GOL Smiles (economy 54 dates) and 5 more. Dates count departure dates with an open award.
Is there nonstop award space from Louisville (SDF) to London Heathrow (LHR)?
AwardTool hasn't observed nonstop award space on this route in the last 30 days. The awards it saw connected with 1 to 2 stops on itineraries including American Airlines, Air Canada, Air France and British Airways. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Louisville (SDF) to London Heathrow (LHR)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (5:4), Delta SkyMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Virgin Atlantic Flying Club (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1), Virgin Atlantic Flying Club (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), JetBlue TrueBlue (1:0.6), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Virgin Atlantic Flying Club (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), JetBlue TrueBlue (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), Virgin Atlantic Flying Club (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1), JetBlue TrueBlue (1:1), Air France/KLM Flying Blue (1:1), Virgin Atlantic Flying Club (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest award prices from Louisville (SDF) to London Heathrow (LHR)?
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 Feb 2027 departures, 9,500 miles with Smiles (28 dates); in business class, the lowest award was for Feb 2027 departures, 57,500 miles with AAdvantage (23 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.