Air France/KLM Flying Blue award flights from Bilbao (BIO) to Seattle (SEA)
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In the last 30 days AwardTool saw Air France/KLM Flying Blue award space for BIO→SEA in economy, premium economy and business class. Lowest economy: 25,000 miles + $203.09 (economy space on 18 dates). Lowest business class: 178,500 miles + $441.49 (business-class space on 16 dates). Lowest premium economy: 72,000 miles + $300.69 (premium economy space on 15 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 25,000 miles + $203.09
- economy space on 18 dates
- Lowest business class
- 178,500 miles + $441.49
- business-class space on 16 dates
- Lowest premium economy
- 72,000 miles + $300.69
- premium economy space on 15 dates
Flying Blue award prices by cabin
The lowest one-way Air France/KLM Flying Blue award AwardTool observed on BIO→SEA in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 25,000 miles + $203.09 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 9+ | 18 | See dates | |
| Premium Economy | 72,000 miles + $300.69 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 6 | 15 | See dates | |
| Business | 178,500 miles + $441.49 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 4 | 16 | See 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. 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 Flying Blue award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 25,000 miles + $203.09 | 9+ | 1 stop | Check this date | ||
| Economy | 29,800 miles + $204.43 | 7 | 1 stop | Check this date | ||
| Economy | 33,000 miles + $234.03 | 6 | 2 stops | Check this date | ||
| Premium Economy | 72,000 miles + $300.69 | 6 | 1 stop | Check this date | ||
| Premium Economy | 89,500 miles + $317.13 | 1 | 2 stops | Check this date | ||
| Business | 178,500 miles + $441.49 | 4 | 1 stop | Check this date | ||
| Business | 186,000 miles + $458.53 | 2 | 2 stops | Check this date | ||
| Business | 292,000 miles + $445.03 | 1 | 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.
How often Flying Blue award space showed up
Departure dates in the next 365 days that AwardTool checked for Air France/KLM Flying Blue in the last 30 days, how many had award space in each cabin at any price, and the latest departure with space.
| Cabin | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Economy | 18 of 18 | 100% | |
| Premium Economy | 15 of 18 | 83% | |
| Business | 16 of 18 | 88% |
Best months to fly from Bilbao (BIO) to Seattle (SEA) with Flying Blue
| Month | Economy | Premium Economy | Business |
|---|---|---|---|
| 38,500 (11 dates) | 318,500 (8 dates) | 435,000 (9 dates) | |
| 25,000 (5 dates) | 72,000 (5 dates) | 178,500 (5 dates) | |
| 25,000 (2 dates) | 72,000 (2 dates) | 178,500 (2 dates) |
How to get Flying Blue miles
- American Express Membership Rewards: 1:1 · Instant
- Bilt Rewards: 1:1 · Instant
- Capital One Miles: 1:1 · Instant
- Chase Ultimate Rewards: 1:1 · Instant
- Citi ThankYou Points: 1:1 · Instant
- Wells Fargo Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
Flying Blue vs other programs from Bilbao (BIO) to Seattle (SEA)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business |
|---|---|---|---|
| Air France/KLM Flying Blue | 25,000 pts + $203.09Lowest | 72,000 pts + $300.69 | 178,500 pts + $441.49 |
| United MileagePlus | 44,000 pts + $46.73 | 55,000 pts + $67.59Lowest | 88,000 pts + $67.59LowestMixed cabin |
Questions about Flying Blue award flights from Bilbao (BIO) to Seattle (SEA)
How many miles do you need to fly from Bilbao (BIO) to Seattle (SEA) with Air France/KLM Flying Blue?
The lowest one-way Air France/KLM Flying Blue awards AwardTool observed in the last 30 days: economy 25,000 miles + $203.09, with monthly lows of 25,000 miles in 2 months and 38,500 miles in 1 month, and award space on 18 departure dates (newest observation Oct 19, 2026); premium economy 72,000 miles + $300.69, with monthly lows of 72,000 miles in 2 months and 318,500 miles in 1 month, and award space on 15 departure dates (newest observation Oct 7, 2026); business class 178,500 miles + $441.49, with monthly lows of 178,500 miles in 2 months and 435,000 miles in 1 month, and award space on 16 departure dates (newest observation Oct 7, 2026). Monthly lows varied in economy (25,000 to 38,500 miles), premium economy (72,000 to 318,500 miles) and business class (178,500 to 435,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest Flying Blue award from Bilbao (BIO) to Seattle (SEA)?
In economy, 25,000 miles + $203.09. Seen Oct 1, 2026, 19:13 UTC for a Nov 5, 2026 departure. Air France/KLM Flying Blue showed economy award space on 18 departure dates at any price (newest observation Oct 19, 2026, 06:13 UTC). In business class, 178,500 miles + $441.49. Seen Oct 1, 2026, 19:13 UTC for a Nov 5, 2026 departure. Air France/KLM Flying Blue showed business-class award space on 16 departure dates at any price (newest observation Oct 7, 2026, 23:22 UTC). Search live before transferring points.
Can you book nonstop awards from Bilbao (BIO) to Seattle (SEA) with Flying Blue?
AwardTool hasn't observed nonstop Air France/KLM Flying Blue award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book Flying Blue awards from Bilbao (BIO) to Seattle (SEA)?
American Express Membership Rewards (1:1, Instant), Bilt Rewards (1:1, Instant), Capital One Miles (1:1, Instant), Chase Ultimate Rewards (1:1, Instant), Citi ThankYou Points (1:1, Instant) and Wells Fargo Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest Flying Blue award prices from Bilbao (BIO) to Seattle (SEA)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest economy award AwardTool observed was for Nov 2026 departures: 25,000 miles (5 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.