Award flights from San Francisco (SFO) to Bilbao (BIO)
Search flights from San Francisco (SFO) to Bilbao (BIO)
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In the last 30 days AwardTool saw award space on 11 programs for SFO→BIO. Lowest economy: 18,750 miles + $155.70 (Air France/KLM Flying Blue). Lowest business class: 57,500 miles + $64.40 (American Airlines AAdvantage). Lowest first class: 200,000 miles + $11.20 (United MileagePlus).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
San Francisco (SFO) to Bilbao (BIO) at a glance
- From
- San Francisco International, San Francisco, California, United States (SFO)
- To
- Bilbao Airport, Bilbao, Spain (BIO)
- Programs with award space seen
- 11 of 11 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- Eurowings Discover (4Y), Aegean Airlines (A3), American Airlines (AA), Air Canada (AC), Air France (AF), Alaska Airlines (AS), Royal Air Maroc (AT), ITA Airways (AZ), JetBlue (B6), British Airways (BA), Delta Air Lines (DL), Aer Lingus (EI) and 17 more
- Departures with open awards
- Oct 2026 to Jul 2027
- Most dates with space
- 50 of 52 departure dates checked (United MileagePlus, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to Bilbao (BIO)
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 | 1 stop | American Airlines (AA), Air Canada (AC), British Airways (BA), Aer Lingus (EI) +4 more | 2 | 22 | See dates | |
| Air France/KLM Flying Blue | 18,750 pts + $155.70 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), SAS (SK) +2 more | 9+ | 49 | See dates | |
| TAP Air Portugal Miles&Go | 19,000 pts + $84.12 | 1 stop | TAP Portugal (TP) | 7 | 14 | See dates | |
| American Airlines AAdvantage | 22,500 pts + $9.00 | 1 stop | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), Aer Lingus (EI) +1 more | — | 35 | See dates | |
| Alaska Atmos Rewards | 35,000 pts + $30.50 | 2 stops | Alaska Airlines (AS), Royal Air Maroc (AT), Aer Lingus (EI), IBERIA (IB) | 4 | 27 | See dates | |
| Delta SkyMiles | 37,100 pts + $24.50 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 44 | See dates | |
| United MileagePlus | 40,000 pts + $5.60 | 2 stops | Eurowings Discover (4Y), Air Canada (AC), ITA Airways (AZ), JetBlue (B6) +13 more | 9+ | 50 | See dates | |
| Qantas Frequent Flyer | 51,800 pts + $407.40 | 1 stop | American Airlines (AA), Air France (AF), Alaska Airlines (AS), British Airways (BA) +2 more | 1 | 18 | See dates | |
| Air Canada Aeroplan | 55,000 pts + $75.71 | 2 stops | Air Canada (AC), Air Dolomiti (EN), Eurowings (EW), Lufthansa (LH) +4 more | 9+ | 45 | See dates | |
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | 1 stop | Turkish Airlines (TK) | 2 | 42 | See dates | |
| Avianca LifeMiles | 55,000 pts + $52.10 | 1 stop | Lufthansa (LH), SWISS (LX), Brussels Airlines (SN), Singapore Airlines (SQ) +1 more | 9+ | 34 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 40,000 pts + $9.00 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), Aer Lingus (EI) +1 more | — | 16 | See dates | |
| United MileagePlus | 55,000 pts + $28.40 | 2 stops | ITA Airways (AZ), Aer Lingus (EI), Air Dolomiti (EN), Eurowings (EW) +7 more | 8 | 48 | See dates | |
| Alaska Atmos Rewards | 55,000 pts + $41.00 | 2 stops | Alaska Airlines (AS), IBERIA (IB) | 1 | 2 | See dates | |
| Air France/KLM Flying Blue | 61,500 pts + $247.20 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), SAS (SK) +2 more | 7 | 49 | See dates | |
| Air Canada Aeroplan | 89,435 pts + $127.31 | 2 stops | Air Canada (AC), Lufthansa (LH), Lufthansa City Airlines (VL) | 2 | 14 | See dates | |
| Qantas Frequent Flyer | 97,900 pts + $117.70 | 2 stops | American Airlines (AA), Air France (AF), Alaska Airlines (AS), British Airways (BA) +1 more | 1 | 6 | See dates | |
| Delta SkyMiles | 98,300 pts + $24.50 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 3 | 6 | See dates |
Not seen in premium economy: Avianca LifeMiles, GOL Smiles, Turkish Miles & Smiles and TAP Air Portugal Miles&Go.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 57,500 pts + $64.40 | 2 stops | American Airlines (AA), British Airways (BA), IBERIA (IB) | — | 10 | See dates | |
| United MileagePlus | 88,000 pts + $28.50 | 1 stop | Eurowings Discover (4Y), Aegean Airlines (A3), Air Canada (AC), ITA Airways (AZ) +11 more | 1 | 49 | See dates | |
| Air Canada Aeroplan | 90,000 pts + $92.61 | 1 stop | Air Canada (AC), Lufthansa (LH), SWISS (LX), United Airlines (UA) +1 more | 3 | 18 | See dates | |
| Qantas Frequent Flyer | 125,400 pts + $1,500.60 | 1 stop | American Airlines (AA), Air France (AF), British Airways (BA), IBERIA (IB) | 1 | 4 | See dates | |
| Air France/KLM Flying Blue | 127,000 pts + $362.20 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) +1 more | 1 | 49 | See dates | |
| Turkish Miles & Smiles | 175,000 pts + taxes not reported | 1 stop | Turkish Airlines (TK) | 2 | 42 | See dates | |
| TAP Air Portugal Miles&Go | 190,000 pts + $86.15 | 1 stop | TAP Portugal (TP) | 9+ | 11 | See dates | |
| Delta SkyMiles | 380,500 pts + $24.20 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 7 | 15 | See dates | |
| Alaska Atmos Rewards | 400,000 pts + $29.00Mixed cabin | 1 stop | Aer Lingus (EI) | 4 | 10 | See dates |
Not seen in business class: Avianca LifeMiles and GOL Smiles.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| United MileagePlusLowest observed | 200,000 pts + $11.20 | 2 stops | United Airlines (UA) | 9+ | 9 | See dates | |
| Alaska Atmos Rewards | 350,000 pts + $30.40Mixed cabin | 2 stops | Alaska Airlines (AS), Aer Lingus (EI) | 4 | 8 | See dates | |
| Delta SkyMiles | 380,500 pts + $24.20Mixed cabin | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 5 | 21 | See dates |
Not seen in first class: American Airlines AAdvantage, Air Canada Aeroplan, Avianca LifeMiles, GOL Smiles, Air France/KLM Flying Blue, Qantas Frequent Flyer, Turkish Miles & Smiles and TAP Air Portugal Miles&Go.
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 | TAP Air Portugal Miles&Go | 19,000 pts + $84.79 | 3 | 1 stop | Check this date | ||
| Premium Economy | American Airlines AAdvantage | 40,000 pts + $58.80 | — | 2 stops | Check this date | ||
| Business | American Airlines AAdvantage | 57,500 pts + $64.40 | — | 2 stops | Check this date | ||
| Business | United MileagePlus | 88,000 pts + $49.30 | 8 | 2 stops | Check this date | ||
| Business | Air Canada Aeroplan | 90,000 pts + $92.61 | 3 | 1 stop | Check this date | ||
| Business | Qantas Frequent Flyer | 125,400 pts + $1,524.80 | 1 | 2 stops | Check this date | ||
| Business | Air France/KLM Flying Blue | 130,500 pts + $354.60 | 2 | 1 stop | Check this date | ||
| First | Delta SkyMiles | 499,900 pts + $24.10 | 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.
Best months to fly from San Francisco (SFO) to Bilbao (BIO) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 19,000 · Miles&Go (4 dates) | 55,000 · MileagePlus (7 dates) | 88,000 · MileagePlus (7 dates) | 499,900 · SkyMiles (1 date) | |
| 19,000 · Miles&Go (5 dates) | 40,000 · AAdvantage (8 dates) | 57,500 · AAdvantage (7 dates) | 499,900 · SkyMiles (7 dates) | |
| 22,500 · AAdvantage (1 date) | 63,000 · Flying Blue (4 dates) | 175,000 · Miles&Smiles (1 date) | 499,900 · SkyMiles (3 dates) | |
| 18,750 · Flying Blue (3 dates) | 40,000 · AAdvantage (3 dates) | 57,500 · AAdvantage (3 dates) | 499,900 · SkyMiles (3 dates) | |
| 19,000 · Miles&Go (1 date) | 120,000 · MileagePlus (2 dates) | 200,000 · MileagePlus (2 dates) | 400,000 · Atmos (1 date) | |
| 9,500 · Smiles (4 dates) | 40,000 · AAdvantage (1 date) | 173,500 · Flying Blue (3 dates) | 350,000 · Atmos (2 dates)Mixed cabin | |
| 25,000 · Flying Blue (2 dates) | 61,500 · Flying Blue (2 dates) | 174,000 · Flying Blue (2 dates) | — | |
| 24,600 · Smiles (1 date) | 61,500 · Flying Blue (4 dates) | 175,000 · Miles&Smiles (4 dates) | 350,000 · Atmos (3 dates)Mixed cabin | |
| 9,500 · Smiles (6 dates) | 40,000 · AAdvantage (4 dates) | 88,000 · MileagePlus (7 dates) | 200,000 · MileagePlus (6 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 | — | — | — | — | — |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| TAP Air Portugal Miles&Go | — | 1:1 · Instant | 1:1 · Instant | — | — | — |
| Turkish Miles & Smiles | — | 1:1 · Instant | 1:1 · Instant | — | 1:1 · ~1 day | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed. No bank transfers to GOL Smiles.
Search, calendar and alerts from San Francisco (SFO) to Bilbao (BIO)
Route calendar
Every departure date with open award seats on SFO→BIO 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 San Francisco (SFO) to Bilbao (BIO)How many miles you need from San Francisco (SFO) to Bilbao (BIO)
- In economy, Air France/KLM Flying Blue had the lowest observed award, 18,750 miles + $155.70; see how many miles you need with Air France/KLM Flying Blue.
- In premium economy, American Airlines AAdvantage had the lowest observed award, 40,000 miles + $9.00; see how many miles you need with American Airlines AAdvantage.
- In business class, American Airlines AAdvantage had the lowest observed award, 57,500 miles + $64.40; see how many miles you need with American Airlines AAdvantage.
- In first class, United MileagePlus had the lowest observed award, 200,000 miles + $11.20; see how many miles you need with United MileagePlus.
Questions about award flights from San Francisco (SFO) to Bilbao (BIO)
What's the lowest San Francisco (SFO) to Bilbao (BIO) award price AwardTool has seen?
In economy, 18,750 miles + $155.70 with Air France/KLM Flying Blue. Air France/KLM Flying Blue showed economy award space on 49 departure dates at any price (newest observation Oct 16, 2026, 21:17 UTC). In business class, 57,500 miles + $64.40 with American Airlines AAdvantage. Seen Oct 14, 2026, 22:47 UTC for a Nov 9, 2026 departure. American Airlines AAdvantage showed business-class award space on 10 departure dates at any price (newest observation Oct 14, 2026, 22:47 UTC). Search live before transferring points.
Which loyalty programs had award space from San Francisco (SFO) to Bilbao (BIO)?
11 programs in the last 30 days: American Airlines AAdvantage (economy 35 dates, premium economy 16 dates, business class 10 dates); Air Canada Aeroplan (economy 45 dates, premium economy 14 dates, business class 18 dates); Alaska Atmos Rewards (economy 27 dates, premium economy 2 dates, business class 10 dates, first class 8 dates); Avianca LifeMiles (economy 34 dates); Delta SkyMiles (economy 44 dates, premium economy 6 dates, business class 15 dates, first class 21 dates); GOL Smiles (economy 22 dates); Air France/KLM Flying Blue (economy 49 dates, premium economy 49 dates, business class 49 dates); Qantas Frequent Flyer (economy 18 dates, premium economy 6 dates, business class 4 dates) and 3 more. Dates count departure dates with an open award.
Is there nonstop award space from San Francisco (SFO) to Bilbao (BIO)?
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 Eurowings Discover, Aegean Airlines, American Airlines and Air Canada. That doesn't mean nonstop space never appears.
Which credit card points can book awards from San Francisco (SFO) to Bilbao (BIO)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Delta SkyMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Avianca LifeMiles (1:1), Air France/KLM Flying Blue (1:1), Turkish Miles & Smiles (1:1), TAP Air Portugal Miles&Go (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Turkish Miles & Smiles (1:1), TAP Air Portugal Miles&Go (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Avianca LifeMiles (1:1), Air France/KLM Flying Blue (1:1), Qantas Frequent Flyer (1:1), Turkish Miles & Smiles (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1), Air France/KLM Flying Blue (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest award prices from San Francisco (SFO) to Bilbao (BIO)?
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, 18,750 miles with Flying Blue (3 dates); in business class, the lowest award was for Nov 2026 departures, 57,500 miles with AAdvantage (7 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.