American Airlines AAdvantage award flights from Seattle (SEA) to Basel-Mulhouse (BSL)
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In the last 30 days AwardTool saw American Airlines AAdvantage award space for SEA→BSL in economy, premium economy and business class. Lowest economy: 21,000 miles + $5.60 (economy space on 11 dates). Lowest business class: 57,500 miles + $752.70 (business-class space on 8 dates). Lowest premium economy: 40,000 miles + $552.70 (premium economy space on 7 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 21,000 miles + $5.60
- economy space on 11 dates
- Lowest business class
- 57,500 miles + $752.70
- business-class space on 8 dates
- Lowest premium economy
- 40,000 miles + $552.70
- premium economy space on 7 dates
AAdvantage award prices by cabin
The lowest one-way American Airlines AAdvantage award AwardTool observed on SEA→BSL in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 21,000 miles + $5.60 | 1 stop | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), Aer Lingus (EI) +1 more | — | 11 | See dates | |
| Premium Economy | 40,000 miles + $552.70 | 1 stop | American Airlines (AA), Alaska Airlines (AS), British Airways (BA) | — | 7 | See dates | |
| Business | 57,500 miles + $752.70 | 1 stop | American Airlines (AA), Alaska Airlines (AS), British Airways (BA) | — | 8 | 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 AAdvantage award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 22,500 miles + $24.90 | — | 2 stops | Check this date | ||
| Economy | 22,500 miles + $5.60 | — | 2 stops | Check this date | ||
| Economy | 22,500 miles + $5.60 | — | 2 stops | Check this date | ||
| Premium Economy | 40,000 miles + $552.70 | — | 1 stop | Check this date | ||
| Premium Economy | 40,000 miles + $557.40 | — | 2 stops | Check this date | ||
| Premium Economy | 40,000 miles + $557.40 | — | 2 stops | Check this date | ||
| Business | 57,500 miles + $752.70 | — | 1 stop | Check this date | ||
| Business | 57,500 miles + $752.70 | — | 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 AAdvantage award space showed up
Departure dates in the next 365 days that AwardTool checked for American Airlines AAdvantage 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 | 11 of 13 | 84% | |
| Premium Economy | 7 of 13 | 53% | |
| Business | 8 of 13 | 61% |
Best months to fly from Seattle (SEA) to Basel-Mulhouse (BSL) with AAdvantage
| Month | Economy | Premium Economy | Business |
|---|---|---|---|
| 30,000 (1 date) | 40,000 (1 date) | 57,500 (1 date) | |
| 22,500 (5 dates) | 40,000 (3 dates) | 57,500 (2 dates) | |
| 22,500 (3 dates) | 40,000 (2 dates) | 57,500 (2 dates) | |
| 21,000 (1 date) | 154,000 (1 date) | 57,500 (2 dates) | |
| 30,000 (1 date) | — | 57,500 (1 date) |
How to get AAdvantage miles
- Citi ThankYou Points: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
AAdvantage vs other programs from Seattle (SEA) to Basel-Mulhouse (BSL)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 42,500 pts + $99.41 | 80,714 pts + $129.21 | 75,000 pts + $122.51 | — |
| Air France/KLM Flying Blue | 25,000 pts + $152.90 | 95,000 pts + $247.50 | 247,500 pts + $362.20 | — |
| Alaska Atmos Rewards | 27,500 pts + $373.20 | 35,000 pts + $568.20Lowest | 70,000 pts + $1,023.40Mixed cabin | 82,500 pts + $1,023.20Lowest |
| American Airlines AAdvantage | 21,000 pts + $5.60Lowest | 40,000 pts + $552.70 | 57,500 pts + $752.70Lowest | — |
| Qantas Frequent Flyer | 43,500 pts + $346.40 | 106,000 pts + $147.40 | 160,500 pts + $1,473.40 | — |
| United MileagePlus | 44,000 pts + $28.80 | 55,000 pts + $49.40 | 88,000 pts + $49.40 | — |
Questions about AAdvantage award flights from Seattle (SEA) to Basel-Mulhouse (BSL)
How many miles do you need to fly from Seattle (SEA) to Basel-Mulhouse (BSL) with American Airlines AAdvantage?
The lowest one-way American Airlines AAdvantage awards AwardTool observed in the last 30 days (newest observation Oct 16, 2026): economy 21,000 miles + $5.60, with a typical monthly low of 22,500 miles over 5 months and award space on 11 departure dates; premium economy 40,000 miles + $552.70, with monthly lows of 40,000 miles in 3 months and 154,000 miles in 1 month, and award space on 7 departure dates; business class 57,500 miles + $752.70, the lowest price in each of 5 months, with award space on 8 departure dates. Monthly lows varied in economy (21,000 to 30,000 miles) and premium economy (40,000 to 154,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest AAdvantage award from Seattle (SEA) to Basel-Mulhouse (BSL)?
In economy, 21,000 miles + $5.60. American Airlines AAdvantage showed economy award space on 11 departure dates at any price (newest observation Oct 16, 2026, 05:21 UTC). In business class, 57,500 miles + $752.70. Seen Oct 11, 2026, 06:00 UTC for an Oct 18, 2026 departure. American Airlines AAdvantage showed business-class award space on 8 departure dates at any price (newest observation Oct 16, 2026, 05:21 UTC). Search live before transferring points.
Can you book nonstop awards from Seattle (SEA) to Basel-Mulhouse (BSL) with AAdvantage?
AwardTool hasn't observed nonstop American Airlines AAdvantage award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book AAdvantage awards from Seattle (SEA) to Basel-Mulhouse (BSL)?
Citi ThankYou Points (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest AAdvantage award prices from Seattle (SEA) to Basel-Mulhouse (BSL)?
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: 22,500 miles (5 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.