Find the cheapest flights from Key West to Seattle
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Delta flights from Key West to Seattle
Our best Delta deals on Key West to Seattle flight tickets
American Airlines flights from Key West to Seattle
Our best American Airlines deals on Key West to Seattle flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from Key West to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Sat 10/31
2:50 pm-10:11 pm
1 stop10h 21m
Seattle/Tacoma Intl
Sat 11/7
11:17 pm-1:56 pm
1 stop11h 39m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Sat 10/24
2:34 pm-9:57 pm
1 stop10h 23m
Seattle/Tacoma Intl
Wed 10/28
8:39 pm-9:54 am
1 stop10h 15m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Thu 10/22
6:10 pm-11:52 pm
1 stop8h 42m
Seattle/Tacoma Intl
Wed 10/28
2:30 pm-10:47 am
2 stops17h 17m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Sat 10/24
1:43 pm-12:10 am
2 stops13h 27m
Seattle/Tacoma Intl
Wed 10/28
5:00 am-4:54 pm
1 stop8h 54m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Thu 10/22
5:28 pm-11:59 pm
1 stop9h 31m
Seattle/Tacoma Intl
Wed 10/28
5:00 am-4:54 pm
1 stop8h 54m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Thu 10/22
7:40 am-9:58 pm
2 stops17h 18m
Seattle/Tacoma Intl
Wed 10/28
2:30 pm-10:47 am
2 stops17h 17m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Sat 10/24
1:43 pm-12:10 am
2 stops13h 27m
Seattle/Tacoma Intl
Wed 10/28
5:00 am-7:33 pm
2 stops11h 33m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Thu 10/22
7:40 am-2:19 pm
1 stop9h 39m
Seattle/Tacoma Intl
Thu 10/29
10:35 pm-10:47 am
1 stop9h 12m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Thu 10/22
7:40 am-9:58 pm
2 stops17h 18m
Seattle/Tacoma Intl
Thu 10/29
6:00 am-5:15 pm
1 stop8h 15m
Key WestSeattle
EYW Key West - SEA Seattle/Tacoma Intl
EYWSEA
Key West
Sat 10/31
10:24 am-7:44 pm
2 stops12h 20m
Seattle/Tacoma Intl
Sat 11/7
9:14 pm-10:44 am
1 stop10h 30m
See travel insights to Seattle from
How to get the cheapest flight ticket from Key West to Seattle
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
When to book flights from Key West to Seattle
Cheap Key West to Seattle (EYW to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Key West to Seattle
Frequently asked questions about flying from Key West to Seattle
How far is Key West to Seattle/Tacoma Intl by plane?
The straight-line distance from Key West to Seattle/Tacoma Intl is 2719.2 mi. 8h 42m is a normal flight duration for this route.
When did momondo last update prices for flights from Key West Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Key West Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Key West Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Key West to Seattle?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to Seattle. momondo saves you time and could save you money on your trip.
Can I find flights from Key West to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle 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 Seattle?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Key West.
I’m not ready to book a flight from Key West to Seattle right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Key West to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.