How does KAYAK find such low prices on flights from Washington to Basel?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Basel. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Basel?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Basel from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Basel?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Basel with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Basel?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Basel from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$410 CHEAP FLIGHTS from Washington to Basel (BSL)

BSL

KAYAK searches hundreds of travel sites at once for deals on flights to Basel EuroAirport Swiss

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$484

Overall average: $597

Delta

Mon 3/9Wed 3/18

SEA - BSL • 1 stop

Cheapest one-way

$410

Lufthansa

Tue 3/10

PDX - BSL • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Basel!

Flight Deals

Cheap Flights from Washington to Basel

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Basel

Mon, Mar 9 - Wed, Mar 18

3:10 pm - 1:50 pm

SEA

BSL

14h 40m

1 stop

6:05 am - 12:35 pm

BSL

SEA

14h 30m

1 stop

$484Delta

Thu, Mar 5 - Wed, Mar 18

7:10 am - 9:50 am

SEA

BSL

17h 40m

2 stops

6:05 am - 12:35 pm

BSL

SEA

14h 30m

1 stop

$488Delta

Thu, Mar 5 - Fri, Mar 20

6:50 pm - 10:15 am

SEA

BSL

30h 25m

1 stop

7:00 am - 12:30 pm

BSL

SEA

13h 30m

1 stop

$490British Airways

Fri, Feb 27 - Sat, Mar 7

6:50 pm - 5:05 pm

SEA

BSL

13h 15m

1 stop

7:10 am - 11:30 am

BSL

SEA

13h 20m

1 stop

$492British Airways

Mon, Mar 9 - Tue, Mar 24

3:10 pm - 1:50 pm

SEA

BSL

14h 40m

1 stop

6:05 am - 10:45 am

BSL

SEA

36h 40m

2 stops

$494Delta

Fri, Mar 13 - Fri, Mar 20

7:00 am - 10:40 am

PDX

BSL

19h 40m

2 stops

6:05 am - 12:25 pm

BSL

PDX

14h 20m

1 stop

$643Air France

Sun, Mar 15 - Sun, Mar 22

1:00 pm - 6:20 pm

PDX

BSL

21h 20m

2 stops

1:10 pm - 12:35 am

BSL

PDX

19h 25m

2 stops

$726Lufthansa

Fri, Mar 13 - Fri, Mar 20

7:49 pm - 7:40 pm

PDX

BSL

15h 51m

2 stops

2:20 pm - 6:47 pm

BSL

PDX

36h 27m

2 stops

$819Lufthansa

Wed, Feb 25 - Sun, Mar 1

5:00 am - 4:05 pm

PSC

BSL

26h 05m

2 stops

9:50 am - 10:52 pm

BSL

PSC

22h 02m

2 stops

$896United Airlines

Wed, Feb 25 - Sun, Mar 1

3:05 pm - 7:40 pm

PSC

BSL

43h 35m

2 stops

9:50 am - 10:52 pm

BSL

PSC

22h 02m

2 stops

$906United Airlines

Useful Info

Low season	May
High season	July
Cheapest flight	$410

Best time to beat the crowds but there is an average 141% increase in price.

Most popular time to fly and prices are also 10% lower on average.

Flight from Portland to Basel

How does KAYAK find such low prices on flights from Washington to Basel?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Basel.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Basel?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Basel from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Basel?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Basel with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Basel?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Basel from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Basel

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Basel (BSL)

BSL

$413 Find Cheap Flights from Washington to Basel

KAYAK searches hundreds of travel sites at once for deals on flights to Basel EuroAirport Swiss

Everything you should know

Cheap Flights from Washington to Basel

Recent round-trip flight deals from Washington to Basel

Recent one-way flight deals from Washington to Basel

Recent last minute flight deals from Washington to Basel

Good to know

FAQs for booking Washington to Basel flights

How does KAYAK find such low prices on flights from Washington to Basel?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Basel.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Basel?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Basel from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Basel?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Basel with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Basel?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Basel from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Basel

Information on your arrival and departure airports

Cabin class types available on flights to Basel

Complete your trip to Basel with a hotel stay or car rental

Find direct flights for Basel

Flights to other popular destinations

Flights from domestic origins to Washington

Choose which airport to fly into in Basel

Find deals for your return flight