SEA - EYW

$230 Find Cheap Flights from Seattle to Key West - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$439
Typical prices: $415-$738
American Airlines
Sun 10/28Sun 11/4
SEA - EYW • 1 stop
Cheapest one-way
$230
Typical prices: $318-$459
Multiple Airlines
Tue 10/23
SEA - EYW • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Seattle and Key West. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
July
Cheapest • 28% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Miami (MIA)
Cheapest • Avg $491 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 8h 55m (one-way)
Insights
Insights
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We hope you love your trip to Key West!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to Key West (SEA-EYW)

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

Recent round-trip flight deals from Seattle to Key West

Wed, Oct 28 - Wed, Nov 4
American Airlines Logo
5:00 am - 4:54 pmSEA  Seattle/Tacoma Intl-EYW Key West
8h 54m1 stop Dallas/Fort Worth
American Airlines Logo
2:26 pm - 10:11 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 45m1 stop Dallas/Fort Worth
$439American Airlines
Tue, Oct 27 - Wed, Nov 4
United Airlines Logo
11:15 pm - 1:54 pmSEA  Seattle/Tacoma Intl-EYW Key West
11h 39m1 stop Newark
United Airlines Logo
4:10 pm - 11:17 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 07m1 stop Chicago O'Hare Intl
$489United Airlines
Mon, Oct 26 - Wed, Nov 4
United Airlines Logo
11:15 pm - 1:54 pmSEA  Seattle/Tacoma Intl-EYW Key West
11h 39m1 stop Newark
United Airlines Logo
4:10 pm - 11:17 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 07m1 stop Chicago O'Hare Intl
$489United Airlines
Sat, Jan 30 - Wed, Feb 3
United Airlines Logo
10:40 pm - 11:11 amSEA  Seattle/Tacoma Intl-EYW Key West
9h 31m1 stop Chicago O'Hare Intl
United Airlines Logo
4:05 pm - 10:29 pmEYW  Key West-SEA Seattle/Tacoma Intl
9h 24m1 stop Chicago O'Hare Intl
$489United Airlines
Sat, Oct 31 - Thu, Nov 5
Delta Logo
10:35 pm - 11:47 amSEA  Seattle/Tacoma Intl-EYW Key West
10h 12m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:40 am - 1:43 pmEYW  Key West-SEA Seattle/Tacoma Intl
9h 03m1 stop Atlanta Hartsfield-Jackson
$492Delta
Tue, Oct 27 - Thu, Nov 5
Delta Logo
11:59 pm - 10:47 amSEA  Seattle/Tacoma Intl-EYW Key West
7h 48m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:51 am - 7:04 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 13m1 stop Atlanta Hartsfield-Jackson
$492Delta
Wed, Jan 20 - Mon, Jan 25
American Airlines Logo
7:00 am - 6:01 pmSEA  Seattle/Tacoma Intl-EYW Key West
8h 01m1 stop Charlotte Douglas
American Airlines Logo
1:22 pm - 8:45 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 23m1 stop Charlotte Douglas
$492American Airlines
Fri, Dec 11 - Wed, Dec 16
American Airlines Logo
5:10 am - 4:55 pmSEA  Seattle/Tacoma Intl-EYW Key West
8h 45m1 stop Dallas/Fort Worth
American Airlines Logo
2:26 pm - 10:11 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 45m1 stop Dallas/Fort Worth
$492American Airlines
Tue, Oct 27 - Fri, Nov 6
Delta Logo
11:59 pm - 10:47 amSEA  Seattle/Tacoma Intl-EYW Key West
7h 48m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:51 am - 7:04 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 13m1 stop Atlanta Hartsfield-Jackson
$492Delta
Sat, Feb 13 - Wed, Feb 17
American Airlines Logo
11:59 pm - 12:47 pmSEA  Seattle/Tacoma Intl-EYW Key West
9h 48m1 stop Chicago O'Hare Intl
American Airlines Logo
2:25 pm - 10:08 pmEYW  Key West-SEA Seattle/Tacoma Intl
10h 43m1 stop Dallas/Fort Worth
$492American Airlines
Booking Insights

Price, demand and travel trends for Seattle to Key West flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to Key West with more confidence.

How much is a round-trip flight from Seattle to Key West?

Round-trip flights from Seattle to Key West start at $439. Prices are typical for this route right now, with typical round-trip fares ranging from $415 to $738. The lowest price found in the past 5 days was $439 on American Airlines.

What's the cheapest day of the week to fly from Seattle to Key West?

Wednesday is the cheapest day of the week to fly from Seattle to Key West, it is 28% cheaper than the average day. Saturday is the most expensive day with flight prices 22% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Seattle to Key West?

  • July is the cheapest month to fly from Seattle to Key West at $388 round-trip.
  • August ($1,046) and June ($790) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 169% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Seattle to Key West flights

Low season

June

Cheapest flight

$230
Best time to beat the crowds but there is an average 47% increase in price.
Most popular time to fly with an average 5% increase in price.
Flight from Seattle to Key West

When to book flights from Seattle to Key West

Are your dates flexible? Find out the best times to travel from Seattle to Key West based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Key West flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Seattle to Key West?

    Flights from Seattle to Key West usually depart from Seattle/Tacoma Intl (SEA) and arrive at Key West (EYW).

  • What cabin classes can I book on flights from Seattle to Key West?

    Two cabin classes are available on flights from Seattle to Key West:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Seattle to Key West pass through?

    One-stop flights from Seattle to Key West most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 47% of one-stop connections
    • Dallas/Fort Worth (DFW) - 27% of one-stop connections
    • Charlotte Douglas (CLT) - 22% of one-stop connections
    • Miami (MIA) - 4% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Seattle to Key West?

    Yes. Being flexible with your travel dates can save you up to 41% on the Seattle to Key West route. Wednesday is the cheapest departure day at $388 round-trip on average, while Saturday is the most expensive at $654, a difference of $266. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Key West?

    Some of the most popular sights in Key West are Duval Street, Key West Historic District and Mallory Square. These are among the most viewed places in Key West on KAYAK.

  • How long is a flight from Seattle to Key West?

    A nonstop flight from Seattle to Key West takes 0h 00m, covering 2,715 miles.

  • Do I need a passport to fly from Seattle to Key West?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Seattle to Key West changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $439 to $2,798. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Seattle to Key West looking right now?

    One-way fares from Seattle to Key West are currently lower than usual. Average one-way flight prices are about $304, which is 25% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Seattle to Key West?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 8h 55m, compared with 8h 57m via Charlotte Douglas (CLT) and 9h 05m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Seattle and Key West?

    Key West is 3 hours ahead of Seattle (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Key West Airport (EYW)?

    Key West Airport (EYW) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:
    · Dollar
    · Hertz
    · Budget
    · Enterprise Rent-A-Car
    · Alamo

  • How much should I expect to pay for a Seattle to Key West flight?

    Round-trip flights from Seattle to Key West range from $415 to $738, with an average of $536 over the past 12 months. Anything below $415 counts as a good deal.

Your guide to booking Seattle to Key West flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Saturday. On this route, Wednesday flights average $388 - about $266 less than Saturday (41% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Seattle to Key West trip for July. Fares historically average $388 round-trip in that month - typically $658 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Key West Airport.
    - Havana Cabana at Key West
    - Fairfield Inn & Suites by Marriott Key West at The Keys Collection
    - Parrot Key Hotel & Villas

Everything you need to know for your flight from Seattle to Key West

Information on your arrival and departure airports

Seattle (SEA)
Key West (EYW)