Flights from Key West to Seattle, United States

Select sites to compare prices |
  • Select all
  • Deselect all

Find Flights


Enter your destination to continue
Enter depart date to continue
Enter return date to continue
Select at least 3 sites to continue
Select your depart date
Select your return date
Location services timed out
Enable Location Services Required!
Location services not available at this time
Use current location
Did you mean flights from Seattle to Key West?

Where To Buy Cheap Flights from Key West to Seattle?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Key West to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Key West to Seattle?

The chart below shows up-to-date information regarding how far in advance to book your flight from Key West to Seattle.

Compare Flight Prices from Key West to Seattle by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Key West to Seattle flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February Key West Seattle United 2/28/20 3/14/20 2 $472
March Key West Seattle American 3/20/20 3/27/20 1 $535
April Key West Seattle United 4/14/20 4/21/20 2 $433
May Key West Seattle American 5/15/20 5/20/20 1 $384
June Key West Seattle United 6/27/20 7/7/20 2 $516
July Key West Seattle American 7/12/20 7/23/20 1 $537
August Key West Seattle American 8/1/20 8/8/20 1 $497
September Key West Seattle American 9/14/20 9/20/20 1 $381

Cheap Last Minute Flights from Key West to Seattle

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Key West to Seattle. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

19 20 21 22 23 24 25
26 27 28 29 30 31 1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
1 2 3 4 5 6 7
8 9 10 11 12 13 14

Connecting Flights vs Direct Flights from Key West to Seattle

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Key West to Seattle is $263.

The average price for direct flights from Key West to Seattle is not available.

One Way Flights vs Round Trip Flights from Key West to Seattle

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Key West to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Key West to Seattle is $193.

The average price for round trip flights from Key West to Seattle is $263.

Key West to Seattle Flight Questions

Airlines in Key West flying to Seattle Last modified: Jun 12, 2020 5:58 -04:00Number of routes searched: 0Number of itineraries searched: 0

Wondering which airlines fly out of Key West to Seattle? We've gathered the average price of Key West airlines with flights to Seattle. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Key West to Seattle Airports

These are the major commercial airports we're currently monitoring in Key West and Seattle. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

We are updating our Cookie Policy. FareCompare will use cookies and other tracking technologies to assist with navigation and product selection, analyze your use of our services, assist with our promotional and marketing efforts, and provide deals content from third parties.

Cheap Flights from Key West to Seattle