Find out what a flight from Seattle to Basel might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Basel / Mulhouse.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Is there more than one airport in Seattle or Basel / Mulhouse?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• Airports in Seattle: Seattle has 2 airports - Boeing Field, Lake Union.
• Airports in Basel / Mulhouse: Basel / Mulhouse has 2 airports - EuroAirport CH, EuroAirport FR.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Basel / Mulhouse as well.

Smart ways to search flights from Seattle to Basel

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Switzerland? Other travelers also searched: Basel / Mulhouse, Bern, Geneva, Lugano, Zurich.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.