Cheap flights from Seattle, WA to Basel, Switzerland
Flights starting at £360. Choose between easyJet, Alaska Airlines, or Norse Atlantic Airways to find the best price.
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Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Basel. Book your trip to arrive at EuroAirport Basel Mulhouse Freiburg, or Mulhouse/Basel EuroAirport French FR. The most popular airlines for this route are easyJet, Alaska Airlines, Norse Atlantic Airways, Vueling, and Air France. Seattle and Basel have 304 direct flights per week. When you arrive at Basel, consider visiting Eiger, Switzerland, Lake Geneva, and Black Forest.
Check-in for a flight from Seattle to Basel
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Norse Atlantic Airways | NBT | N0 | No | Opens 24 days before flight Closes 2 hours before flight |
Vueling | VLG | VY | No | Opens 168 days before flight Closes 4 hours before flight |
Air France | AFR | AF | No | Opens 30 days before flight Closes 1 hours before flight |
Weather in Basel
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 4°C | -1°C |
February | 6°C | 0°C |
March | 11°C | 2°C |
April | 15°C | 5°C |
May | 18°C | 8°C |
June | 23°C | 12°C |
July | 25°C | 14°C |
August | 25°C | 14°C |
September | 21°C | 11°C |
October | 16°C | 7°C |
November | 10°C | 3°C |
December | 5°C | 0°C |
14 day forecast
Frequently asked questions
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