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.

Are there alternative airports near Seattle and Basel / Mulhouse?

The two cities are about 8385 km apart. Looking beyond the main airport might reveal better options.

• Airports in Seattle: There are 2 airports in Seattle - Boeing Field, Lake Union.
• Airports in Basel / Mulhouse: Basel / Mulhouse is served by 2 airports - EuroAirport CH, EuroAirport FR.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If Basel / Mulhouse has more than one airport, you can pick the most convenient for your destination.

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.