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Cheap flights from Basel to Seattle from $523

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Basel to Seattle departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Basel to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Basel to Seattle 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 Basel to Seattle.

Cheap last minute flights

Planning a quick getaway from Basel to Seattle? 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 Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Basel to Seattle

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

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
6:15 am - 4:55 pmBSL-SEA
19h 40m1 stop
6:50 pm - 6:40 pmSEA-BSL
14h 50m1 stop
Wed, Feb 5 - Wed, Feb 12
6:05 am - 11:46 amBSL-SEA
14h 41m1 stop
2:10 pm - 5:25 pmSEA-BSL
18h 15m1 stop
$545KLM
Find Deal
Sun, Feb 9 - Tue, Feb 18
6:25 pm - 3:55 pmBSL-SEA
30h 30m1 stop
5:35 pm - 9:35 amSEA-BSL
31h 00m1 stop
$558KLM
Find Deal
Sat, May 17 - Sat, May 31
7:10 am - 9:30 pmBSL-SEA
23h 20m2 stops
11:05 am - 4:20 pmSEA-BSL
20h 15m2 stops
$571United Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
6:05 am - 6:46 pmBSL-SEA
21h 41m2 stops
12:30 pm - 2:05 pmSEA-BSL
16h 35m1 stop
$573Delta
Find Deal
Mon, Jan 13 - Sun, Jan 19
7:10 am - 10:07 pmBSL-SEA
23h 57m3 stops
10:35 am - 6:10 pmSEA-BSL
22h 35m2 stops
Wed, Feb 5 - Wed, Feb 12
6:05 am - 10:13 pmBSL-SEA
25h 08m2 stops
12:50 pm - 7:50 amSEA-BSL
34h 00m2 stops
$629United Airlines
Find Deal
Sat, May 17 - Sat, May 31
10:15 am - 11:25 pmBSL-SEA
22h 10m2 stops
1:30 pm - 5:50 pmSEA-BSL
19h 20m2 stops
$694Delta
Find Deal
Sat, May 17 - Sat, May 31
6:05 pm - 5:05 pmBSL-SEA
32h 00m1 stop
7:00 pm - 10:05 amSEA-BSL
30h 05m1 stop
$1,006Turkish Airlines
Find Deal
Mon, Jan 13 - Sun, Jan 19
6:55 pm - 5:10 pmBSL-SEA
31h 15m1 stop
7:05 pm - 9:40 amSEA-BSL
29h 35m1 stop
$4,605Turkish Airlines
Find Deal
Sat, Apr 5 - Thu, May 1
6:00 am - 6:20 pmBSL-SEA
21h 20m1 stop
$523British Airways
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Fri, May 30
6:10 am - 5:08 pmBSL-SEA
19h 58m2 stops
$633British Airways
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Thu, Apr 3
6:10 am - 6:20 pmBSL-SEA
21h 10m1 stop
Thu, Apr 10
12:15 pm - 11:24 pmBSL-SEA
20h 09m2 stops
Thu, Apr 10
11:45 am - 10:58 pmBSL-SEA
20h 13m2 stops
$659British Airways
Find Deal
Fri, May 30
6:20 am - 1:05 pmBSL-SEA
15h 45m1 stop
Sun, Jun 8
6:20 am - 5:30 pmBSL-SEA
20h 10m2 stops
Sun, Jun 8
8:25 am - 8:54 pmBSL-SEA
21h 29m2 stops
Thu, Apr 3
9:45 am - 1:38 amBSL-SEA
24h 53m3 stops
$1,690United Airlines
Find Deal
Thu, Apr 10
6:20 am - 9:29 pmBSL-SEA
24h 09m3 stops
$1,709United Airlines
Find Deal
Fri, May 30

United Airlines flights from Basel to Seattle

Our best United Airlines deals on Basel to Seattle flight tickets
United Airlines
Feb 5
BSL7:10 amBasel EuroAirport Swiss
23h 20m
2 stops
SEA9:30 pmSeattle/Tacoma Intl
Feb 12
SEA11:05 amSeattle/Tacoma Intl
20h 15m
2 stops
BSL4:20 pmBasel EuroAirport Swiss
United Airlines
May 17
BSL6:05 amBasel EuroAirport Swiss
25h 08m
2 stops
SEA10:13 pmSeattle/Tacoma Intl
May 31
SEA12:50 pmSeattle/Tacoma Intl
34h 00m
2 stops
BSL7:50 amBasel EuroAirport Swiss
United Airlines
May 17
BSL6:05 amBasel EuroAirport Swiss
17h 08m
2 stops
SEA2:13 pmSeattle/Tacoma Intl
May 31
SEA2:20 pmSeattle/Tacoma Intl
32h 30m
1 stop
BSL7:50 amBasel EuroAirport Swiss

Delta flights from Basel to Seattle

Our best Delta deals on Basel to Seattle flight tickets
Delta
Jan 13
BSL6:05 amBasel EuroAirport Swiss
21h 41m
2 stops
SEA6:46 pmSeattle/Tacoma Intl
Jan 19
SEA12:30 pmSeattle/Tacoma Intl
16h 35m
1 stop
BSL2:05 pmBasel EuroAirport Swiss
Delta
May 17
BSL10:15 amBasel EuroAirport Swiss
22h 10m
2 stops
SEA11:25 pmSeattle/Tacoma Intl
May 31
SEA1:30 pmSeattle/Tacoma Intl
19h 20m
2 stops
BSL5:50 pmBasel EuroAirport Swiss
Delta
Apr 6
BSL10:15 amBasel EuroAirport Swiss
16h 25m
1 stop
SEA5:40 pmSeattle/Tacoma Intl
May 2
SEA6:35 pmSeattle/Tacoma Intl
30h 00m
1 stop
BSL9:35 amBasel EuroAirport Swiss

See travel insights to Seattle from

How to get the cheapest flight ticket from Basel to Seattle

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 Seattle?

In general, January is the cheapest month to fly from Basel to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $422. If you don’t want to visit Seattle in January, then you should wait until April to fly from Basel, when ticket prices are also cheap, with an average price of $467.

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

On average, the least expensive day to fly to Seattle from Basel is on a Thursday. momondo users have found tickets for Thursday departures for as low as $547. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Basel because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,021.

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

Flying to Seattle from Basel in the morning is the least expensive time of day to depart. momondo users have found prices as low as $861 when looking at flights departing in the morning. Flights to Seattle are more costly in the morning, with an average ticket price of $861. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Basel to Seattle flights?

You could potentially save up to 17% on your flight if you consider stops on a Basel to Seattle flight.

When to book flights from Basel to Seattle

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

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

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

Best Price Found

$523

Fastest flight time

13h 00m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Basel in the past 72 hours is $523. The best round-trip flight deal from Basel to Seattle found on momondo in the last 72 hours is $534.
The fastest flight from Basel to Seattle takes 13h 00m
There are no direct flights from Basel to Seattle. Popular non-direct route for this connection is Basel EuroAirport Swiss - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    A flight from Basel to Seattle/Tacoma Intl will travel around 5202.0 mi. A reasonable flight in good conditions will take 13h 35m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Basel to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Why use momondo?

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

Finding the right flight to Seattle from Basel 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 Seattle quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Seattle from Basel which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Basel to Seattle 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 Basel to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Basel to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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