Delta SkyMiles award flights from Washington Dulles (IAD) to Basel-Mulhouse (BSL)
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In the last 30 days AwardTool saw Delta SkyMiles award space for IAD→BSL in economy, premium economy, business class and first class. Lowest economy: 60,800 miles + $24.50 (economy space on 17 dates). Lowest business class: 125,000 miles + $35.30 on a mixed-cabin itinerary (part of the trip in a lower cabin; business-class space on 3 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 60,800 miles + $24.50
- economy space on 17 dates
- Lowest business class (mixed cabin)
- 125,000 miles + $35.30
- business-class space on 3 dates · part of the trip in a lower cabin
- Lowest first class (mixed cabin)
- 499,900 miles + $24.10
- first-class space on 15 dates · part of the trip in a lower cabin
- Lowest premium economy
- 173,000 miles + $24.50
- premium economy space on 3 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on IAD→BSL in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 60,800 miles + $24.50 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 17 | See dates | |
| Premium Economy | 173,000 miles + $24.50 | 2 stops | Air France (AF), Delta Air Lines (DL) | 4 | 3 | See dates | |
| Business | 125,000 miles + $35.30Mixed cabin | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 2 | 3 | See dates | |
| First | 499,900 miles + $24.10Mixed cabin | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 15 | 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 SkyMiles award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 60,800 miles + $24.50 | 9+ | 2 stops | Check this date | ||
| Economy | 61,900 miles + $35.80 | 9+ | 2 stops | Check this date | ||
| Economy | 61,900 miles + $35.80 | 9+ | 1 stop | Check this date | ||
| Premium Economy | 173,000 miles + $24.50 | 4 | 2 stops | Check this date | ||
| Premium Economy | 173,000 miles + $24.50 | 2 | 2 stops | Check this date | ||
| Premium Economy | 176,500 miles + $24.50 | 3 | 2 stops | Check this date | ||
| First | 499,900 miles + $24.50Mixed cabin | 4 | 2 stops | Check this date | ||
| First | 499,900 miles + $24.20Mixed cabin | 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.
How often SkyMiles award space showed up
Departure dates in the next 365 days that AwardTool checked for Delta SkyMiles 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 | 17 of 18 | 94% | |
| Premium Economy | 3 of 18 | 16% | |
| Business | 3 of 18 | 16% | |
| First | 15 of 18 | 83% |
Best months to fly from Washington Dulles (IAD) to Basel-Mulhouse (BSL) with SkyMiles
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 60,800 (4 dates) | 173,000 (3 dates) | — | 499,900 (4 dates)Mixed cabin | |
| 64,300 (10 dates) | — | 125,000 (1 date)Mixed cabin | 499,900 (8 dates)Mixed cabin | |
| 109,800 (3 dates) | — | 499,900 (2 dates) | 499,900 (3 dates)Mixed cabin |
How to get SkyMiles
- American Express Membership Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
SkyMiles vs other programs from Washington Dulles (IAD) 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 + $98.51 | 65,737 pts + $123.91 | 75,000 pts + $98.51 | — |
| Air France/KLM Flying Blue | 21,875 pts + $152.90 | 35,000 pts + $242.60 | 80,000 pts + $360.40 | — |
| Alaska Atmos Rewards | 22,500 pts + $373.20 | 30,000 pts + $569.70Lowest | 45,000 pts + $1,024.70Lowest | — |
| American Airlines AAdvantage | 21,500 pts + $5.60Lowest | 40,000 pts + $557.30 | 57,500 pts + $752.80 | — |
| Avianca LifeMiles | 35,000 pts + $42.30 | — | — | — |
| Delta SkyMiles | 60,800 pts + $24.50 | 173,000 pts + $24.50 | 125,000 pts + $35.30Mixed cabin | 499,900 pts + $24.10LowestMixed cabin |
| Etihad Guest | 51,000 pts + $195.00 | — | — | — |
| Qantas Frequent Flyer | 34,700 pts + $346.20 | 90,900 pts + $1,649.70 | 90,000 pts + $1,473.30 | — |
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | — | 175,000 pts + taxes not reported | — |
| United MileagePlus | 44,000 pts + $13.50 | 55,000 pts + $50.10 | 88,000 pts + $28.30 | — |
Questions about SkyMiles award flights from Washington Dulles (IAD) to Basel-Mulhouse (BSL)
How many miles do you need to fly from Washington Dulles (IAD) to Basel-Mulhouse (BSL) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days: economy 60,800 miles + $24.50, with a typical monthly low of 64,300 miles over 3 months and award space on 17 departure dates (newest observation Oct 18, 2026); premium economy 173,000 miles + $24.50, with award space on 3 departure dates (newest observation Sep 25, 2026); business class 125,000 miles + $35.30, a mixed-cabin award, with award space on 3 departure dates (newest observation Oct 18, 2026); first class 499,900 miles + $24.10, a mixed-cabin award, the lowest price in each of 3 months, with award space on 15 departure dates (newest observation Oct 18, 2026). Monthly lows varied in economy (60,800 to 109,800 miles) and business class (125,000 to 499,900 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Washington Dulles (IAD) to Basel-Mulhouse (BSL)?
In economy, 60,800 miles + $24.50. Seen Sep 25, 2026, 15:41 UTC for a Nov 12, 2026 departure. Delta SkyMiles showed economy award space on 17 departure dates at any price (newest observation Oct 18, 2026, 00:43 UTC). In business class, 125,000 miles + $35.30 on a mixed-cabin itinerary (part of the trip in a lower cabin). Delta SkyMiles showed business-class award space on 3 departure dates at any price (newest observation Oct 18, 2026, 00:43 UTC). Search live before transferring points.
Can you book nonstop awards from Washington Dulles (IAD) to Basel-Mulhouse (BSL) with SkyMiles?
AwardTool hasn't observed nonstop Delta SkyMiles award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book SkyMiles awards from Washington Dulles (IAD) to Basel-Mulhouse (BSL)?
American Express Membership Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest SkyMiles award prices from Washington Dulles (IAD) 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: 60,800 miles (4 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.