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Cheap flights from Key West to Washington from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Washington departing on 2/19. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:02 pm - 11:02 pm
EYW
-
PDX
10h 00m1 stop
American Airlines Logo
10:40 pm - 11:14 am
PDX
-
EYW
9h 34m1 stop
$329American Airlines
Thu, May 14 - Sat, May 23
United Airlines Logo
2:25 pm - 9:49 pm
EYW
-
PDX
10h 24m1 stop
United Airlines Logo
11:05 pm - 1:03 pm
PDX
-
EYW
10h 58m1 stop
$393United Airlines
Wed, Jan 14 - Sun, Jan 18
American Airlines Logo
4:02 pm - 11:02 pm
EYW
-
PDX
10h 00m1 stop
American Airlines Logo
11:52 pm - 3:22 pm
PDX
-
EYW
12h 30m2 stops
$422American Airlines
Thu, May 14 - Sat, May 23
United Airlines Logo
4:15 pm - 10:43 pm
EYW
-
SEA
9h 28m1 stop
United Airlines Logo
11:45 pm - 1:03 pm
SEA
-
EYW
10h 18m1 stop
$429United Airlines
Fri, Jan 23 - Sun, Jan 25
United Airlines Logo
6:05 pm - 9:45 am
EYW
-
PDX
18h 40m2 stops
United Airlines Logo
11:05 pm - 1:03 pm
PDX
-
EYW
10h 58m1 stop
$437United Airlines
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
7:00 am - 3:05 pm
EYW
-
PDX
11h 05m1 stop
United Airlines Logo
11:07 am - 10:11 pm
PDX
-
EYW
8h 04m1 stop
$459United Airlines
Thu, May 28 - Thu, Jun 4
American Airlines Logo
3:02 pm - 8:28 pm
EYW
-
PDX
8h 26m1 stop
American Airlines Logo
11:52 pm - 3:22 pm
PDX
-
EYW
12h 30m2 stops
$481American Airlines
Thu, May 28 - Thu, Jun 4
United Airlines Logo
4:15 pm - 9:55 am
EYW
-
SEA
20h 40m2 stops
United Airlines Logo
11:45 pm - 1:03 pm
SEA
-
EYW
10h 18m1 stop
$484United Airlines
Fri, Jan 23 - Sun, Jan 25
Delta Logo
2:35 pm - 11:53 pm
EYW
-
PDX
12h 18m2 stops
Delta Logo
5:10 pm - 10:58 am
PDX
-
EYW
14h 48m2 stops
$486Delta
Thu, May 14 - Sat, May 23
Delta Logo
2:35 pm - 11:53 pm
EYW
-
PDX
12h 18m2 stops
Delta Logo
5:10 pm - 10:58 am
PDX
-
EYW
14h 48m2 stops
$541Delta
Thu, May 14 - Sat, May 23

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
Jan 14
EYW2:25 pmKey West
10h 24m
1 stop
PDX9:49 pmPortland
Jan 18
PDX11:05 pmPortland
10h 58m
1 stop
EYW1:03 pmKey West
$393
Find similar
United Airlines
Jan 23
EYW4:15 pmKey West
9h 28m
1 stop
SEA10:43 pmSeattle/Tacoma Intl
Jan 25
SEA11:45 pmSeattle/Tacoma Intl
10h 18m
1 stop
EYW1:03 pmKey West
$429
Find similar
United Airlines
Jan 14
EYW6:05 pmKey West
18h 40m
2 stops
PDX9:45 amPortland
Jan 18
PDX11:05 pmPortland
10h 58m
1 stop
EYW1:03 pmKey West
$437
Find similar

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
May 14
EYW4:02 pmKey West
10h 00m
1 stop
PDX11:02 pmPortland
May 23
PDX10:40 pmPortland
9h 34m
1 stop
EYW11:14 amKey West
$329
Find similar
American Airlines
Dec 23
EYW12:04 pmKey West
13h 00m
1 stop
SEA10:04 pmSeattle/Tacoma Intl
Jan 5
SEA11:07 pmSeattle/Tacoma Intl
11h 09m
1 stop
EYW1:16 pmKey West
$409
Find similar
American Airlines
Dec 23
EYW12:04 pmKey West
13h 00m
1 stop
SEA10:04 pmSeattle/Tacoma Intl
Jan 4
SEA11:59 pmSeattle/Tacoma Intl
10h 14m
2 stops
EYW1:13 pmKey West
$414
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Key West to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Key West to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestPortland

EYW - PDX

EYWPDX

Key West

Thu 5/14

4:02 pm-11:02 pm

1 stop10h 00m

Portland

Sat 5/23

10:40 pm-11:14 am

1 stop9h 34m

$329

Key WestPortland

EYW - PDX

EYWPDX

Key West

Wed 1/14

2:25 pm-9:49 pm

1 stop10h 24m

Portland

Sun 1/18

11:05 pm-1:03 pm

1 stop10h 58m

$393

Key WestPortland

EYW - PDX

EYWPDX

Key West

Thu 5/14

4:02 pm-11:02 pm

1 stop10h 00m

Portland

Sat 5/23

11:52 pm-3:22 pm

2 stops12h 30m

$422

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Fri 1/23

4:15 pm-10:43 pm

1 stop9h 28m

Seattle/Tacoma Intl

Sun 1/25

11:45 pm-1:03 pm

1 stop10h 18m

$429

Key WestPortland

EYW - PDX

EYWPDX

Key West

Wed 1/14

6:05 pm-9:45 am

2 stops18h 40m

Portland

Sun 1/18

11:05 pm-1:03 pm

1 stop10h 58m

$437

Key WestPortland

EYW - PDX

EYWPDX

Key West

Thu 5/28

7:00 am-3:05 pm

1 stop11h 05m

Portland

Thu 6/4

11:07 am-10:11 pm

1 stop8h 04m

$459

Key WestPortland

EYW - PDX

EYWPDX

Key West

Thu 5/28

3:02 pm-8:28 pm

1 stop8h 26m

Portland

Thu 6/4

11:52 pm-3:22 pm

2 stops12h 30m

$481

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Fri 1/23

4:15 pm-9:55 am

2 stops20h 40m

Seattle/Tacoma Intl

Sun 1/25

11:45 pm-1:03 pm

1 stop10h 18m

$484

Key WestPortland

EYW - PDX

EYWPDX

Key West

Thu 5/14

2:35 pm-11:53 pm

2 stops12h 18m

Portland

Sat 5/23

5:10 pm-10:58 am

2 stops14h 48m

$486

Key WestPortland

EYW - PDX

EYWPDX

Key West

Thu 5/14

2:35 pm-11:53 pm

2 stops12h 18m

Portland

Sat 5/23

5:10 pm-10:58 am

2 stops14h 48m

$541

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Washington from

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

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Key West to State of Washington is on a Friday. Travelers who choose to depart for State of Washington on a Friday will often find tickets for as low as $503. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Key West to State of Washington for around $667.

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

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $623. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $648 on average. Flights to State of Washington from Key West in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You could potentially save up to 3% 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

9h 28m

Direct flights

None
The fastest flight from Key West to State of Washington takes 9h 28m
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

  • 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?

  • 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 AirlinesPriceFrom $308Free CancellationRating
7.2
11,048 reviews
Search American Airlines 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.

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