What is the cheapest airline that flies from Key West to Washington?

United Airlines is the most popular carrier operating from Key West to Washington

When did momondo last update prices for flights from Key West Airport to Washington?

Prices for flights from Key West Airport to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Key West Airport to Washington?

There are 2 operators available for flights from Key West Airport to Washington as of August 2026.

How old do you have to be to fly from Key West Airport to Washington?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Washington.

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

The travel and health documents required for your trip to Washington 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 Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$205 Cheap Flights from Key West to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 am - 12:58 pm

EYW

PDX

8h 18m

1 stop

6:45 am - 8:00 pm

PDX

EYW

10h 15m

1 stop

$439Delta

Wed, Sep 2 - Wed, Sep 16

1:59 pm - 6:55 pm

EYW

PDX

7h 56m

1 stop

6:45 am - 8:00 pm

PDX

EYW

10h 15m

1 stop

$439Delta

Wed, Sep 2 - Wed, Sep 16

7:10 pm - 12:20 am

EYW

SEA

8h 10m

1 stop

6:40 am - 5:55 pm

SEA

EYW

8h 15m

1 stop

$441American Airlines

Sat, Sep 5 - Fri, Sep 11

7:40 am - 12:58 pm

EYW

PDX

8h 18m

1 stop

6:45 am - 8:00 pm

PDX

EYW

10h 15m

1 stop

$459Delta

Wed, Sep 2 - Wed, Sep 16

1:59 pm - 6:55 pm

EYW

PDX

7h 56m

1 stop

6:45 am - 8:00 pm

PDX

EYW

10h 15m

1 stop

$489Delta

Wed, Sep 2 - Wed, Sep 16

7:03 pm - 12:20 am

EYW

SEA

8h 17m

1 stop

8:50 pm - 9:51 am

SEA

EYW

10h 01m

1 stop

$492American Airlines

Tue, Sep 1 - Fri, Sep 11

2:15 pm - 8:07 pm

EYW

SEA

8h 52m

1 stop

8:50 pm - 9:51 am

SEA

EYW

10h 01m

1 stop

$492American Airlines

Thu, Sep 10 - Thu, Sep 17

2:15 pm - 9:55 pm

EYW

SEA

10h 40m

1 stop

10:48 pm - 1:29 pm

SEA

EYW

11h 41m

1 stop

$646United Airlines

Fri, Oct 2 - Mon, Oct 5

2:15 pm - 9:55 pm

EYW

SEA

10h 40m

1 stop

10:48 pm - 1:29 pm

SEA

EYW

11h 41m

1 stop

$656United Airlines

Fri, Oct 2 - Mon, Oct 5

2:20 pm - 11:36 pm

EYW

SEA

12h 16m

1 stop

10:48 pm - 1:29 pm

SEA

EYW

11h 41m

1 stop

$707United Airlines

Tue, Sep 22 - Sat, Sep 26

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American Airlines flights from Key West to State of Washington

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

American Airlines

Sep 5

EYW7:10 pmKey West

8h 10m

1 stop

SEA12:20 amSeattle/Tacoma Intl

Sep 11

SEA6:40 amSeattle/Tacoma Intl

8h 15m

1 stop

EYW5:55 pmKey West

$441

American Airlines

Sep 1

EYW7:03 pmKey West

8h 17m

1 stop

SEA12:20 amSeattle/Tacoma Intl

Sep 11

SEA8:50 pmSeattle/Tacoma Intl

10h 01m

1 stop

EYW9:51 amKey West

$492

American Airlines

Sep 2

EYW1:50 pmKey West

8h 58m

1 stop

PDX7:48 pmPortland

Sep 16

PDX3:00 pmPortland

15h 51m

2 stops

EYW9:51 amKey West

$534

United Airlines flights from Key West to State of Washington

Our best United Airlines deals on Key West to State of Washington flight tickets

United Airlines

Aug 10

EYW4:00 pmKey West

9h 30m

1 stop

PDX10:30 pmPortland

Aug 28

PDX11:17 pmPortland

11h 12m

1 stop

EYW1:29 pmKey West

$599

United Airlines

Oct 2

EYW2:15 pmKey West

10h 40m

1 stop

SEA9:55 pmSeattle/Tacoma Intl

Oct 5

SEA10:48 pmSeattle/Tacoma Intl

11h 41m

1 stop

EYW1:29 pmKey West

$646

United Airlines

Oct 2

EYW2:15 pmKey West

10h 40m

1 stop

SEA9:55 pmSeattle/Tacoma Intl

Oct 5

SEA10:48 pmSeattle/Tacoma Intl

11h 41m

1 stop

EYW1:29 pmKey West

$656

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestPortland

EYW - PDX

EYWPDX

Key West

Wed 9/2

7:40 am-12:58 pm

1 stop8h 18m

Portland

Wed 9/16

6:45 am-8:00 pm

1 stop10h 15m

$439

Key WestPortland

EYW - PDX

EYWPDX

Key West

Wed 9/2

1:59 pm-6:55 pm

1 stop7h 56m

Portland

Wed 9/16

6:45 am-8:00 pm

1 stop10h 15m

$439

Quickest round-trip

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Sat 9/5

7:10 pm-12:20 am

1 stop8h 10m

Seattle/Tacoma Intl

Fri 9/11

6:40 am-5:55 pm

1 stop8h 15m

$441

Key WestPortland

EYW - PDX

EYWPDX

Key West

Wed 9/2

7:40 am-12:58 pm

1 stop8h 18m

Portland

Wed 9/16

6:45 am-8:00 pm

1 stop10h 15m

$459

Key WestPortland

EYW - PDX

EYWPDX

Key West

Wed 9/2

1:59 pm-6:55 pm

1 stop7h 56m

Portland

Wed 9/16

6:45 am-8:00 pm

1 stop10h 15m

$489

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Tue 9/1

7:03 pm-12:20 am

1 stop8h 17m

Seattle/Tacoma Intl

Fri 9/11

8:50 pm-9:51 am

1 stop10h 01m

$492

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Thu 9/10

2:15 pm-8:07 pm

1 stop8h 52m

Seattle/Tacoma Intl

Thu 9/17

8:50 pm-9:51 am

1 stop10h 01m

$492

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Fri 10/2

2:15 pm-9:55 pm

1 stop10h 40m

Seattle/Tacoma Intl

Mon 10/5

10:48 pm-1:29 pm

1 stop11h 41m

$646

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Fri 10/2

2:15 pm-9:55 pm

1 stop10h 40m

Seattle/Tacoma Intl

Mon 10/5

10:48 pm-1:29 pm

1 stop11h 41m

$656

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Tue 9/22

2:20 pm-11:36 pm

1 stop12h 16m

Seattle/Tacoma Intl

Sat 9/26

10:48 pm-1:29 pm

1 stop11h 41m

$707

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 Key West 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

What is the cheapest month to fly to State of Washington?

The month of October is, on average, the cheapest month to fly to State of Washington from Key West, with most prices found around $0. If you aren’t able to travel to State of Washington during the month of October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $0.

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

You could potentially save up to 8% on your flight if you consider stops on a Key West to State of Washington flight.

Cheap Key West to State of Washington flight deals and tips

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

Fastest flight time	8h 18m
Direct flights	None

The fastest flight from Key West to State of Washington takes 8h 18m

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

Search flight deals

Frequently asked questions about flying from Key West to Washington

When did momondo last update prices for flights from Key West Airport to Washington?
Prices for flights from Key West Airport to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Key West Airport to Washington?
There are 2 operators available for flights from Key West Airport to Washington as of August 2026.
How old do you have to be to fly from Key West Airport to Washington?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington 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 Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Key West to State of Washington

Compare and see reviews for airlines that fly from Key West to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.1 11,846 reviews		Search American Airlines flights
Delta	PriceFrom $428	Free Cancellation	Rating 7.8 8,493 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Washington?

It is quick and easy to find Key West to Washington 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 Washington that suits you.

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

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

How can momondo help me find flights from Key West to Washington?

Once all potential Key West to Washington 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 Key West to Washington right now. Can momondo alert me if prices change?

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