What is the cheapest airline that flies from Basel to Washington?

American Airlines, British Airways, and Lufthansa are the most popular carriers operating from Basel to Washington

When did momondo last update prices for flights from Basel to Washington?

Prices for flights from Basel to Washington refresh daily.

How old do you have to be to fly from Basel to Washington?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Basel to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington 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 Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$418 Cheap Flights from Basel to Washington in 2025/26

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Find the cheapest flights from Basel to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

7:50 pm - 11:30 amBSL-SEA

24h 40m1 stop

9:00 am - 3:05 pmSEA-BSL

21h 05m2 stops

$539British Airways

Find Deal

vie., dic. 5 - mar., dic. 9

11:05 am - 11:18 pmBSL-SEA

21h 13m2 stops

2:46 pm - 6:15 pmSEA-BSL

18h 29m2 stops

$541British Airways

Find Deal

jue., nov. 6 - lun., nov. 10

11:05 am - 11:18 pmBSL-SEA

21h 13m2 stops

11:42 am - 2:35 pmSEA-BSL

17h 53m2 stops

$549American Airlines

Find Deal

jue., nov. 6 - lun., nov. 10

7:35 pm - 12:30 pmBSL-SEA

24h 55m1 stop

7:50 pm - 10:50 pmSEA-BSL

19h 00m1 stop

$560British Airways

Find Deal

jue., mar. 12 - jue., mar. 19

6:05 am - 11:45 amBSL-SEA

14h 40m1 stop

9:43 am - 5:25 pmSEA-BSL

22h 42m2 stops

$566Delta

Find Deal

jue., nov. 6 - lun., nov. 10

6:05 am - 6:32 pmBSL-SEA

20h 27m2 stops

2:40 pm - 1:50 pmSEA-BSL

15h 10m1 stop

$571Delta

Find Deal

jue., mar. 12 - jue., mar. 19

11:15 am - 11:50 amBSL-SEA

33h 35m1 stop

3:05 pm - 10:40 amSEA-BSL

34h 35m1 stop

$578KLM

Find Deal

vie., dic. 5 - mar., dic. 9

6:05 am - 4:53 pmBSL-SEA

19h 48m2 stops

7:35 am - 9:50 amSEA-BSL

17h 15m2 stops

$587Air France

Find Deal

vie., dic. 5 - mar., dic. 9

7:00 am - 8:17 pmBSL-PDX

21h 17m2 stops

5:45 pm - 5:05 pmPDX-BSL

14h 20m1 stop

$616American Airlines

Find Deal

vie., oct. 31 - vie., nov. 7

5:55 pm - 11:50 amBSL-SEA

26h 55m1 stop

2:10 pm - 9:50 amSEA-BSL

34h 40m1 stop

$718Air France

Find Deal

jue., dic. 18 - vie., ene. 2

American Airlines flights from Basel to State of Washington

Our best American Airlines deals on Basel to State of Washington flight tickets

American Airlines

Nov 6

BSL11:05 amBasel EuroAirport Swiss

21h 13m

2 stops

SEA11:18 pmSeattle/Tacoma Intl

Nov 10

SEA11:42 amSeattle/Tacoma Intl

17h 53m

2 stops

BSL2:35 pmBasel EuroAirport Swiss

$549

Find similar

American Airlines

Oct 31

BSL7:00 amBasel EuroAirport Swiss

21h 17m

2 stops

PDX8:17 pmPortland

Nov 7

PDX5:45 pmPortland

14h 20m

1 stop

BSL5:05 pmBasel EuroAirport Swiss

$616

Find similar

American Airlines

Sep 20

BSL6:35 amBasel EuroAirport Swiss

21h 19m

2 stops

PDX6:54 pmPortland

Oct 11

PDX7:25 pmPortland

18h 25m

1 stop

BSL10:50 pmBasel EuroAirport Swiss

$1,090

Find similar

Delta flights from Basel to State of Washington

Our best Delta deals on Basel to State of Washington flight tickets

Delta

Nov 6

BSL6:05 amBasel EuroAirport Swiss

14h 40m

1 stop

SEA11:45 amSeattle/Tacoma Intl

Nov 10

SEA9:43 amSeattle/Tacoma Intl

22h 42m

2 stops

BSL5:25 pmBasel EuroAirport Swiss

$566

Find similar

Delta

Mar 12

BSL6:05 amBasel EuroAirport Swiss

20h 27m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

Mar 19

SEA2:40 pmSeattle/Tacoma Intl

15h 10m

1 stop

BSL1:50 pmBasel EuroAirport Swiss

$571

Find similar

Delta

Sep 22

BSL6:15 amBasel EuroAirport Swiss

18h 51m

2 stops

SEA4:06 pmSeattle/Tacoma Intl

Oct 1

SEA5:40 pmSeattle/Tacoma Intl

15h 10m

1 stop

BSL5:50 pmBasel EuroAirport Swiss

$572

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

vie. 12/5

7:50 pm-11:30 am

1 stop24h 40m

Seattle/Tacoma Intl

mar. 12/9

9:00 am-3:05 pm

2 stops21h 05m

$539

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

jue. 11/6

11:05 am-11:18 pm

2 stops21h 13m

Seattle/Tacoma Intl

lun. 11/10

2:46 pm-6:15 pm

2 stops18h 29m

$541

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

jue. 11/6

11:05 am-11:18 pm

2 stops21h 13m

Seattle/Tacoma Intl

lun. 11/10

11:42 am-2:35 pm

2 stops17h 53m

$549

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

jue. 3/12

7:35 pm-12:30 pm

1 stop24h 55m

Seattle/Tacoma Intl

jue. 3/19

7:50 pm-10:50 pm

1 stop19h 00m

$560

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

jue. 11/6

6:05 am-11:45 am

1 stop14h 40m

Seattle/Tacoma Intl

lun. 11/10

9:43 am-5:25 pm

2 stops22h 42m

$566

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

jue. 3/12

6:05 am-6:32 pm

2 stops20h 27m

Seattle/Tacoma Intl

jue. 3/19

2:40 pm-1:50 pm

1 stop15h 10m

$571

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

vie. 12/5

11:15 am-11:50 am

1 stop33h 35m

Seattle/Tacoma Intl

mar. 12/9

3:05 pm-10:40 am

1 stop34h 35m

$578

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

vie. 12/5

6:05 am-4:53 pm

2 stops19h 48m

Seattle/Tacoma Intl

mar. 12/9

7:35 am-9:50 am

2 stops17h 15m

$587

BaselPortland

BSL - PDX

BSLPDX

Basel EuroAirport Swiss

vie. 10/31

7:00 am-8:17 pm

2 stops21h 17m

Portland

vie. 11/7

5:45 pm-5:05 pm

1 stop14h 20m

$616

BaselSeattle

BSL - SEA

BSLSEA

Basel EuroAirport Swiss

jue. 12/18

5:55 pm-11:50 am

1 stop26h 55m

Seattle/Tacoma Intl

vie. 1/2

2:10 pm-9:50 am

1 stop34h 40m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Basel to State of Washington

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

Prices

Airlines

Can stopping save me money on Basel to State of Washington flights?

You could potentially save up to 18% on your flight if you consider stops on a Basel to State of Washington flight.

Cheap Basel to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Basel to State of Washington

Direct flights	None

There are no direct flights from Basel to State of Washington. There are no popular flight routes from Basel to State of Washington.

Search flight deals

When did momondo last update prices for flights from Basel to Washington?
Prices for flights from Basel to Washington refresh daily.
How old do you have to be to fly from Basel to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Basel to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington 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 Washington. 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 Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Basel to Washington. momondo saves you time and could save you money on your trip.

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

Flights from Basel to Washington 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 Basel to Washington?

momondo helps you find the best flight between Basel and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Washington from Basel 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.