Flights from Seattle to Basel, Switzerland/Mulhouse (SEA → BSL)

SEA
Seattle
Seattle Tacoma International, USA
BSL
Basel, Switzerland/Mulhouse
EuroAirport Basel Mulhouse Freiburg, France
Loading map...
No direct flights found. Here are the 12 fastest 1-stop options.
viaReykjavik(KEF)
SEA→KEF+1h 30mKEF→BSL
11h 22m
viaAmsterdam(AMS)
SEA→AMS+1h 30mAMS→BSL
11h 23m
viaLondon(LHR)
SEA→LHR+1h 30mLHR→BSL
11h 25m
viaParis(CDG)
SEA→CDG+1h 30mCDG→BSL
11h 26m
viaDublin(DUB)
SEA→DUB+1h 30mDUB→BSL
11h 26m
viaFrankfurt(FRA)
SEA→FRA+1h 30mFRA→BSL
11h 29m
viaCopenhagen(CPH)
SEA→CPH+1h 30mCPH→BSL
11h 49m
viaMunich(MUC)
SEA→MUC+1h 30mMUC→BSL
11h 51m
viaBarcelona(BCN)
SEA→BCN+1h 30mBCN→BSL
12h 44m
viaRome(FCO)
SEA→FCO+1h 30mFCO→BSL
13h 8m
viaIstanbul(IST)
SEA→IST+1h 30mIST→BSL
15h 6m
viaDubai(DXB)
SEA→DXB+1h 30mDXB→BSL
21h 14m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Seattle to Basel, Switzerland/Mulhouse? Currently, there are no direct flights from SEA to BSL. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Seattle → Basel, Switzerland/Mulhouse.

Cheap flights from Seattle to Basel, Switzerland/Mulhouse Cheapest month to fly to Basel, Switzerland/Mulhouse Flights from USA Flights to France Visa-free with USA passport All airports in France

Try a nearby airport to Seattle

Flights to Basel, Switzerland/Mulhouse (BSL) from other airports within 350 km of Seattle. Often unlocks cheaper fares or better times.

PAE → BSL 52 km from SEA Everett → Basel, Switzerland/Mulhouse USA · 9 destinations BLI → BSL 151 km from SEA Bellingham → Basel, Switzerland/Mulhouse USA · 7 destinations YYJ → BSL 157 km from SEA Victoria → Basel, Switzerland/Mulhouse Canada · 15 destinations YVR → BSL 205 km from SEA Vancouver → Basel, Switzerland/Mulhouse Canada · 123 destinations PDX → BSL 207 km from SEA Portland → Basel, Switzerland/Mulhouse USA · 90 destinations

Or try a nearby airport to Basel, Switzerland/Mulhouse

Flights from Seattle (SEA) to other airports within 350 km of Basel, Switzerland/Mulhouse.

SEA → MLH 0 km from BSL Seattle → Mulhouse, France/Basel Switzerland · 11 destinations SEA → BRN 77 km from BSL Seattle → Berne Switzerland · 10 destinations SEA → ZRH 79 km from BSL Seattle → Zurich Switzerland · 222 destinations SEA → SXB 105 km from BSL Seattle → Strasbourg France · 47 destinations SEA → FKB 138 km from BSL Seattle → Karlsruhe/Baden-Baden Germany · 41 destinations

Other flights from Seattle (SEA)

Albuquerque (ABQ) Amsterdam (AMS) Anchorage (ANC) Arcata (ACV) Atlanta (ATL) Austin (AUS) Baltimore (BWI) Barcelona (BCN) All 139 destinations →

Other flights from Basel, Switzerland/Mulhouse (BSL)

Agadir (AGA) Ajaccio (AJA) Algiers (ALG) Alicante (ALC) Amsterdam (AMS) Ankara (ESB) Antalya (AYT) Athens (ATH) All 114 destinations →