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Cheap flights from Seattle to Basel from $343

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 departing on 2/1. 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
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Find the cheapest flights from Seattle to Basel

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Basel that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Basel.

Cheap last minute flights

Planning a quick getaway from Seattle to Basel? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Basel, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Basel

Find recent round-trip train or bus tickets from Seattle to Basel.

All round-trip flight deals to Basel

The cheapest plane tickets to Basel found on KAYAK recently.
6:50 pm - 10:05 pmSEA-BSL
18h 15m1 stop
7:20 pm - 4:55 pmBSL-SEA
30h 35m1 stop
$533British Airways
Find Deal
Wed, Feb 26 - Wed, Mar 5
1:35 pm - 6:20 pmSEA-BSL
19h 45m2 stops
6:55 am - 4:55 pmBSL-SEA
19h 00m1 stop
$538American Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 21
6:50 pm - 9:35 pmSEA-BSL
17h 45m1 stop
8:00 pm - 4:55 pmBSL-SEA
29h 55m1 stop
$541British Airways
Find Deal
Mon, Jan 13 - Mon, Jan 20
6:50 pm - 6:10 pmSEA-BSL
14h 20m1 stop
8:00 pm - 4:55 pmBSL-SEA
29h 55m1 stop
$542British Airways
Find Deal
Mon, Jan 13 - Mon, Jan 20
12:30 pm - 2:05 pmSEA-BSL
16h 35m1 stop
5:55 pm - 11:51 amBSL-SEA
26h 56m1 stop
Mon, Jan 13 - Mon, Jan 20
7:25 am - 10:40 amSEA-BSL
18h 15m2 stops
11:15 am - 11:51 amBSL-SEA
33h 36m1 stop
$550KLM
Find Deal
Mon, Jan 13 - Mon, Jan 20
7:25 am - 10:40 amSEA-BSL
18h 15m2 stops
11:15 am - 11:51 amBSL-SEA
33h 36m1 stop
$551KLM
Find Deal
Mon, Jan 13 - Mon, Jan 20
6:50 pm - 7:00 pmSEA-BSL
15h 10m1 stop
7:05 pm - 4:55 pmBSL-SEA
30h 50m1 stop
Sun, Jan 12 - Tue, Jan 28
10:35 am - 6:10 pmSEA-BSL
22h 35m3 stops
8:00 pm - 12:10 pmBSL-SEA
25h 10m3 stops
$1,029Lufthansa
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Wed, Feb 26 - Wed, Mar 5
1:35 pm - 2:05 pmSEA-BSL
15h 30m1 stop
6:05 am - 11:46 amBSL-SEA
14h 41m1 stop
$1,062Delta
Find Deal
Sat, Feb 1 - Sat, Feb 8
2:35 pm - 6:50 pmSEA-BSL
19h 15m2 stops
Sat, Feb 1
2:35 pm - 9:55 pmSEA-BSL
22h 20m3 stops
Sat, Feb 1
3:10 pm - 7:25 pmSEA-BSL
19h 15m1 stop
$433United Airlines
Find Deal
Fri, Jan 31
6:10 am - 7:25 pmSEA-BSL
28h 15m2 stops
$437United Airlines
Find Deal
Fri, Jan 31
7:00 am - 6:10 pmSEA-BSL
26h 10m3 stops
$439United Airlines
Find Deal
Fri, Jan 31
6:50 pm - 7:30 pmSEA-BSL
15h 40m1 stop
$451Lufthansa
Find Deal
Sun, Jun 15
2:20 pm - 10:55 amSEA-BSL
11h 35m1 stop
$469Lufthansa
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Fri, May 16
1:30 pm - 11:00 amSEA-BSL
12h 30m1 stop
$784British Airways
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Mon, Jun 2
1:30 pm - 11:00 amSEA-BSL
12h 30m1 stop
$854British Airways
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Fri, May 30
1:45 pm - 1:40 pmSEA-BSL
14h 55m2 stops
$1,157SWISS
Find Deal
Mon, Jun 2

KLM flights from Seattle to Basel

Our best KLM deals on Seattle to Basel flight tickets
KLM
Jan 13
SEA7:25 amSeattle/Tacoma Intl
18h 15m
2 stops
BSL10:40 amBasel EuroAirport Swiss
Jan 20
BSL11:15 amBasel EuroAirport Swiss
33h 36m
1 stop
SEA11:51 amSeattle/Tacoma Intl
KLM
Jan 13
SEA7:25 amSeattle/Tacoma Intl
18h 15m
2 stops
BSL10:40 amBasel EuroAirport Swiss
Jan 20
BSL11:15 amBasel EuroAirport Swiss
33h 36m
1 stop
SEA11:51 amSeattle/Tacoma Intl
KLM
Feb 1
SEA11:05 pmSeattle/Tacoma Intl
33h 20m
2 stops
BSL5:25 pmBasel EuroAirport Swiss
Feb 8
BSL11:15 amBasel EuroAirport Swiss
33h 31m
1 stop
SEA11:46 amSeattle/Tacoma Intl

Air Canada flights from Seattle to Basel

Our best Air Canada deals on Seattle to Basel flight tickets
Air Canada
Jan 13
SEA6:05 amSeattle/Tacoma Intl
22h 25m
2 stops
BSL1:30 pmBasel EuroAirport Swiss
Jan 20
BSL2:10 pmBasel EuroAirport Swiss
37h 20m
2 stops
SEA6:30 pmSeattle/Tacoma Intl
Air Canada
Feb 1
SEA7:05 pmSeattle/Tacoma Intl
33h 05m
2 stops
BSL1:10 pmBasel EuroAirport Swiss
Feb 8
BSL11:05 amBasel EuroAirport Swiss
43h 55m
2 stops
SEA10:00 pmSeattle/Tacoma Intl
Air Canada
Feb 1
SEA7:05 pmSeattle/Tacoma Intl
33h 05m
2 stops
BSL1:10 pmBasel EuroAirport Swiss
Feb 8
BSL2:10 pmBasel EuroAirport Swiss
37h 15m
2 stops
SEA6:25 pmSeattle/Tacoma Intl

See travel insights to Basel from

How to get the cheapest flight ticket from Seattle to Basel

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 typical price of a round-trip flight between Seattle and Basel?

What is the cheapest month to fly to Basel?

If you aren’t able to travel to Basel during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $551.

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

On average, the least expensive day to fly to Basel from Seattle is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $561. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Basel is Thursday, with ticket prices averaging around $997.

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

In the morning is the cheapest time of day to fly from Seattle to Basel when you can find flight prices for as low as $643. Flying to Basel in the morning is an ideal time because this is during off-peak travel hours. Flights to Basel are more costly in the evening, with an average ticket price of $675. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Seattle to Basel flights?

You could potentially save up to 20% on your flight if you consider stops on a Seattle to Basel flight.

When to book flights from Seattle to Basel

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

Cheap Seattle to Basel (SEA to EAP) flight deals and tips

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

Best Price Found

$343

Fastest flight time

11h 35m

Direct flights

None

Airports in Basel

1 airport
The best one-way flight to Basel from Seattle in the past 72 hours is $343. The best round-trip flight deal from Seattle to Basel found on momondo in the last 72 hours is $533.
The fastest flight from Seattle to Basel takes 11h 35m
There are no direct flights from Seattle to Basel. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Basel EuroAirport Swiss.
There is 1 airport near Basel: Basel EuroAirport Swiss (BSL)

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

    A flight from Seattle/Tacoma Intl to Basel will travel around 5202.0 mi. Typically, this will take 13h 10m by plane in normal conditions.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Basel are updated daily.

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

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

    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.

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

    The travel and health documents required for your trip to Basel 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. 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?


Best airlines flying from Seattle to Basel

Compare and see reviews for airlines that fly from Seattle to Basel with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $443Free CancellationRating
6.6
6,820 reviews
Search British Airways flights
Air FrancePriceFrom $502Free CancellationRating
7.4
1,504 reviews
Search Air France flights

Why use momondo?

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

It is quick and easy to find Seattle to Basel flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Basel that suits you.

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

Yes. All flights to Basel from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Seattle to Basel flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Basel from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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