Award flights from Boston (BOS) to Basel-Mulhouse (BSL)
Search flights from Boston (BOS) to Basel-Mulhouse (BSL)
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In the last 30 days AwardTool saw award space on 5 programs for BOS→BSL. Lowest economy: 18,750 miles + $152.60 (Air France/KLM Flying Blue). Lowest business class: 57,500 miles + $24.80 (American Airlines AAdvantage). Lowest premium economy: 40,000 miles + $252.67 (Air France/KLM Flying Blue).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Boston (BOS) to Basel-Mulhouse (BSL) at a glance
- From
- General Edward Lawrence Logan International, Boston, Massachusetts, United States (BOS)
- To
- EuroAirport Basel-Mulhouse-Freiburg, Basel-Mulhouse, France (BSL)
- Programs with award space seen
- 5 of 5 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- Eurowings Discover (4Y), American Airlines (AA), Air Canada (AC), Air France (AF), ITA Airways (AZ), JetBlue (B6), British Airways (BA), Delta Air Lines (DL), Air Dolomiti (EN), IBERIA (IB), KLM (KL), Lufthansa (LH) and 9 more
- Departures with open awards
- Oct 2026 to May 2027
- Most dates with space
- 24 of 24 departure dates checked (United MileagePlus, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to Basel-Mulhouse (BSL)
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 | |
|---|---|---|---|---|---|---|---|
| Air France/KLM Flying BlueLowest observed | 18,750 pts + $152.60 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), SAS (SK) +1 more | 9+ | 21 | See dates | |
| American Airlines AAdvantage | 21,000 pts + $5.60 | 1 stop | American Airlines (AA), British Airways (BA), IBERIA (IB) | — | 20 | See dates | |
| Alaska Atmos Rewards | 22,500 pts + $373.20 | 1 stop | American Airlines (AA), British Airways (BA) | 9+ | 8 | See dates | |
| Air Canada Aeroplan | 32,500 pts + $119.61 | 1 stop | Eurowings Discover (4Y), Air Canada (AC), Air Dolomiti (EN), Lufthansa (LH) +4 more | 9+ | 19 | See dates | |
| United MileagePlus | 44,000 pts + $13.40 | 1 stop | Eurowings Discover (4Y), Air Canada (AC), ITA Airways (AZ), JetBlue (B6) +9 more | 7 | 24 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Air France/KLM Flying BlueLowest observed | 40,000 pts + $252.67 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), SAS (SK) | 9+ | 21 | See dates | |
| American Airlines AAdvantage | 40,000 pts + $24.80 | 2 stops | American Airlines (AA), British Airways (BA) | — | 12 | See dates | |
| United MileagePlus | 55,000 pts + $28.30 | 2 stops | JetBlue (B6), Air Dolomiti (EN), Lufthansa (LH), United Airlines (UA) +1 more | 9+ | 22 | See dates | |
| Air Canada Aeroplan | 66,211 pts + $151.21 | 2 stops | Air Canada (AC), Air Dolomiti (EN), Lufthansa (LH), United Airlines (UA) +1 more | 1 | 17 | See dates |
Not seen in premium economy: Alaska Atmos Rewards.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 45,000 pts + $1,024.90 | 1 stop | British Airways (BA) | 6 | 1 | See dates | |
| American Airlines AAdvantage | 57,500 pts + $24.80 | 2 stops | American Airlines (AA), British Airways (BA) | — | 19 | See dates | |
| United MileagePlus | 88,000 pts + $49.70 | 1 stop | JetBlue (B6), Air Dolomiti (EN), Lufthansa (LH), Austrian (OS) +3 more | 1 | 22 | See dates | |
| Air France/KLM Flying Blue | 232,500 pts + $362.20 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 3 | 21 | See dates | |
| Air Canada Aeroplan | 385,686 pts + $175.01Mixed cabin | 3 stops | Air Canada (AC), Air Dolomiti (EN), Lufthansa (LH), United Airlines (UA) +1 more | 7 | 18 | See dates |
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 70,000 pts + $44.80 | 2 stops | American Airlines (AA), British Airways (BA) | 3 | 1 | See dates | |
| American Airlines AAdvantage | 85,000 pts + $24.80 | 2 stops | American Airlines (AA), British Airways (BA) | — | 1 | See dates |
Not seen in first class: Air Canada Aeroplan, Air France/KLM Flying Blue and United MileagePlus.
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 | Air France/KLM Flying Blue | 18,750 pts + $152.90 | 9+ | 1 stop | Check this date | ||
| Premium Economy | Air France/KLM Flying Blue | 40,000 pts + $252.67 | 9+ | 1 stop | Check this date | ||
| Business | American Airlines AAdvantage | 57,500 pts + $24.80 | — | 2 stops | Check this date | ||
| Business | United MileagePlus | 88,000 pts + $49.70 | 1 | 1 stop | Check this date | ||
| Business | Air Canada Aeroplan | 421,704 pts + $146.01 | 3 | 3 stops | Check this date | ||
| First | Alaska Atmos Rewards | 70,000 pts + $44.80 | 3 | 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 Boston (BOS) to Basel-Mulhouse (BSL) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 18,750 · Flying Blue (2 dates) | 40,000 · Flying Blue (2 dates) | 88,000 · MileagePlus (2 dates) | — | |
| 18,750 · Flying Blue (8 dates) | 40,000 · AAdvantage (4 dates) | 57,500 · AAdvantage (7 dates) | 70,000 · Atmos (1 date) | |
| 22,500 · AAdvantage (9 dates) | 85,000 · Flying Blue (7 dates) | 57,500 · AAdvantage (8 dates) | — | |
| 21,000 · AAdvantage (3 dates) | 95,000 · AAdvantage (3 dates) | 45,000 · Atmos (1 date) | — |
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 | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed.
Search, calendar and alerts from Boston (BOS) to Basel-Mulhouse (BSL)
Route calendar
Every departure date with open award seats on BOS→BSL for United MileagePlus and the other programs: a limited window on the free plan and 365 days with Pro.
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Search Boston (BOS) to Basel-Mulhouse (BSL)How many miles you need from Boston (BOS) to Basel-Mulhouse (BSL)
- In economy, Air France/KLM Flying Blue had the lowest observed award, 18,750 miles + $152.60; see how many miles you need with Air France/KLM Flying Blue.
- In premium economy, Air France/KLM Flying Blue had the lowest observed award, 40,000 miles + $252.67; see how many miles you need with Air France/KLM Flying Blue.
- In business class, American Airlines AAdvantage had the lowest observed award, 57,500 miles + $24.80; see how many miles you need with American Airlines AAdvantage.
Questions about award flights from Boston (BOS) to Basel-Mulhouse (BSL)
What's the lowest Boston (BOS) to Basel-Mulhouse (BSL) award price AwardTool has seen?
In economy, 18,750 miles + $152.60 with Air France/KLM Flying Blue. Seen Oct 17, 2026, 14:46 UTC for a Nov 12, 2026 departure. Air France/KLM Flying Blue showed economy award space on 21 departure dates at any price (newest observation Oct 17, 2026, 15:11 UTC). In business class, 57,500 miles + $24.80 with American Airlines AAdvantage. Seen Oct 17, 2026, 15:11 UTC for a Nov 11, 2026 departure. American Airlines AAdvantage showed business-class award space on 19 departure dates at any price (newest observation Oct 17, 2026, 15:11 UTC). Search live before transferring points.
Which loyalty programs had award space from Boston (BOS) to Basel-Mulhouse (BSL)?
5 programs in the last 30 days: American Airlines AAdvantage (economy 20 dates, premium economy 12 dates, business class 19 dates, first class 1 date); Air Canada Aeroplan (economy 19 dates, premium economy 17 dates, business class 18 dates); Alaska Atmos Rewards (economy 8 dates, business class 1 date, first class 1 date); Air France/KLM Flying Blue (economy 21 dates, premium economy 21 dates, business class 21 dates); United MileagePlus (economy 24 dates, premium economy 22 dates, business class 22 dates). Dates count departure dates with an open award.
Is there nonstop award space from Boston (BOS) to Basel-Mulhouse (BSL)?
AwardTool hasn't observed nonstop award space on this route in the last 30 days. The awards it saw connected with 1 to 3 stops on itineraries including Eurowings Discover, American Airlines, Air Canada and Air France. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Boston (BOS) to Basel-Mulhouse (BSL)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (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), Air France/KLM Flying Blue (1:1). Wells Fargo Rewards: 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 Boston (BOS) 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: in economy, the lowest award was for Nov 2026 departures, 18,750 miles with Flying Blue (8 dates); in business class, the lowest award was for May 2027 departures, 57,500 miles with AAdvantage (4 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.