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Cheap flights from Seattle to Basel EuroAirport Swiss from $272

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Basel EuroAirport Swiss departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Basel.
British Airways Logo
1:30 pm - 6:20 pmSEA-BSL
19h 50m1 stop
British Airways Logo
7:20 pm - 11:10 amBSL-SEA
24h 50m1 stop
$559British Airways
Find Deal
Mon, Sep 1 - Mon, Sep 15
 Logo
1:29 pm - 6:20 pmSEA-BSL
19h 51m2 stops
 Logo
7:20 pm - 11:10 amBSL-SEA
24h 50m1 stop
Mon, Sep 1 - Mon, Sep 15
American Airlines Logo
1:29 pm - 6:20 pmSEA-BSL
19h 51m2 stops
American Airlines Logo
12:10 pm - 11:50 pmBSL-SEA
20h 40m2 stops
$631American Airlines
Find Deal
Mon, Sep 1 - Mon, Sep 15
United Airlines Logo
6:50 pm - 7:35 pmSEA-BSL
15h 45m1 stop
United Airlines Logo
1:00 pm - 4:59 pmBSL-SEA
12h 59m1 stop
$645United Airlines
Find Deal
Wed, Apr 30 - Wed, May 7
United Airlines Logo
12:46 pm - 7:35 pmSEA-BSL
21h 49m2 stops
United Airlines Logo
9:45 am - 4:59 pmBSL-SEA
16h 14m1 stop
$649United Airlines
Find Deal
Wed, Apr 30 - Wed, May 7
Lufthansa Logo
2:15 pm - 5:50 pmSEA-BSL
18h 35m1 stop
Lufthansa Logo
9:45 am - 4:59 pmBSL-SEA
16h 14m1 stop
$652Lufthansa
Find Deal
Tue, Apr 22 - Wed, May 7
American Airlines Logo
1:30 pm - 7:05 pmSEA-BSL
20h 35m1 stop
American Airlines Logo
6:35 am - 11:35 amBSL-SEA
14h 00m1 stop
$677American Airlines
Find Deal
Thu, May 8 - Sat, May 31
Lufthansa Logo
2:15 pm - 1:40 pmSEA-BSL
14h 25m1 stop
Lufthansa Logo
8:25 am - 4:59 pmBSL-SEA
17h 34m2 stops
$681Lufthansa
Find Deal
Tue, Apr 22 - Wed, May 7
Delta Logo
11:31 am - 5:50 pmSEA-BSL
21h 19m2 stops
Delta Logo
10:10 am - 5:30 pmBSL-SEA
16h 20m1 stop
$808Delta
Find Deal
Mon, Jun 16 - Tue, Jun 24
Delta Logo
7:16 am - 9:35 amSEA-BSL
17h 19m2 stops
Delta Logo
6:15 am - 3:57 pmBSL-SEA
18h 42m1 stop
$812Delta
Find Deal
Fri, May 16 - Fri, May 23

British Airways flights from Seattle to Basel EuroAirport Swiss

Our best British Airways deals on Seattle to Basel EuroAirport Swiss flight tickets
British Airways
Sep 1
SEA1:30 pmSeattle/Tacoma Intl
19h 50m
1 stop
BSL6:20 pmBasel EuroAirport Swiss
Sep 15
BSL7:20 pmBasel EuroAirport Swiss
24h 50m
1 stop
SEA11:10 amSeattle/Tacoma Intl
British Airways
Sep 1
SEA1:30 pmSeattle/Tacoma Intl
24h 20m
1 stop
BSL10:50 pmBasel EuroAirport Swiss
Sep 15
BSL7:20 pmBasel EuroAirport Swiss
24h 50m
1 stop
SEA11:10 amSeattle/Tacoma Intl
British Airways
Jun 16
SEA6:24 amSeattle/Tacoma Intl
19h 36m
2 stops
BSL11:00 amBasel EuroAirport Swiss
Jun 23
BSL11:45 amBasel EuroAirport Swiss
32h 25m
1 stop
SEA11:10 amSeattle/Tacoma Intl

American Airlines flights from Seattle to Basel EuroAirport Swiss

Our best American Airlines deals on Seattle to Basel EuroAirport Swiss flight tickets
American Airlines
Sep 1
SEA1:29 pmSeattle/Tacoma Intl
19h 51m
2 stops
BSL6:20 pmBasel EuroAirport Swiss
Sep 15
BSL12:10 pmBasel EuroAirport Swiss
20h 40m
2 stops
SEA11:50 pmSeattle/Tacoma Intl
American Airlines
May 8
SEA1:30 pmSeattle/Tacoma Intl
20h 35m
1 stop
BSL7:05 pmBasel EuroAirport Swiss
May 31
BSL6:35 amBasel EuroAirport Swiss
14h 00m
1 stop
SEA11:35 amSeattle/Tacoma Intl
American Airlines
May 8
SEA2:20 pmSeattle/Tacoma Intl
19h 05m
2 stops
BSL6:25 pmBasel EuroAirport Swiss
May 31
BSL6:35 amBasel EuroAirport Swiss
18h 25m
2 stops
SEA4:00 pmSeattle/Tacoma Intl

See travel insights to Basel from

How to get the cheapest flight ticket from Seattle to Basel EuroAirport Swiss

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Basel EuroAirport Swiss?

If you are unable to visit Basel EuroAirport Swiss during the month of November, then departing from Seattle during the month January is also very affordable. Most momondo users find prices during this month for around $573.

What is the cheapest day to depart on your flight to Basel EuroAirport Swiss?

According to our data, Wednesday is the cheapest day to fly to Basel EuroAirport Swiss from Seattle. The lowest ticket price found for a Wednesday departure recently was $590. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Seattle to Basel EuroAirport Swiss on a Friday will generally be more expensive and average around $1,201. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Basel EuroAirport Swiss?

According to our data, the cheapest time of day to fly to Basel EuroAirport Swiss is in the evening. momondo users have found flights departing from Seattle to Basel EuroAirport Swiss in the evening for as low as $590. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $767. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Seattle to Basel EuroAirport Swiss

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Basel EuroAirport Swiss according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Basel EuroAirport Swiss (SEA to BSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Basel EuroAirport Swiss

Best Price Found

$272

Fastest flight time

11h 35m

Direct flights

None
The best one-way flight to Basel EuroAirport Swiss from Seattle in the past 72 hours is $272. The best round-trip flight deal from Seattle to Basel EuroAirport Swiss found on momondo in the last 72 hours is $559.
The fastest flight from Seattle to Basel EuroAirport Swiss takes 11h 35m
There are no direct flights from Seattle to Basel EuroAirport Swiss. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Basel EuroAirport Swiss.

  • How far is Seattle/Tacoma Intl to Basel EuroAirport Swiss by plane?

    Seattle/Tacoma Intl and Basel EuroAirport Swiss are 5198.6 mi apart from one another. A reasonable flight in good conditions will take 12h 20m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Basel EuroAirport Swiss?

    Prices for flights from Seattle/Tacoma Intl Airport to Basel EuroAirport Swiss refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Basel EuroAirport Swiss?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Basel EuroAirport Swiss?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Basel EuroAirport Swiss.

  • What documentation or ID do you need to fly to Basel EuroAirport Swiss?

    The travel and health documents required for your trip to Basel EuroAirport Swiss can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Basel EuroAirport Swiss. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Basel EuroAirport Swiss?


Best airlines flying from Seattle to Basel EuroAirport Swiss

Compare and see reviews for airlines that fly from Seattle to Basel EuroAirport Swiss with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $443Free CancellationRating
6.6
6,718 reviews
Search British Airways flights
Air FrancePriceFrom $502Free CancellationRating
7.4
1,427 reviews
Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Basel?

Finding the right flight to Basel from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Basel quick and easy, saving you time and money.

Can I find flights from Seattle to Basel with flexible booking policies on momondo?

Flights from Seattle to Basel with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Basel?

Once all potential Seattle to Basel flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Basel right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Basel, momondo offers a useful price alert feature which will track prices for flights to Basel from Seattle and alert you when they change.


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