Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from North America to Key West from $102

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from North America to Key West departing on 10/30. 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

Discover deals from 900+ travel sites with momondo.

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.
Search flight deals

Find the cheapest flights from North America to Key West

Cheap round-trip flights

Multiple Airlines Logo
10:15 pm - 9:02 amATL-EYW
10h 47m1 stop
Multiple Airlines Logo
9:57 am - 9:16 pmEYW-ATL
11h 19m1 stop
$176Multiple Airlines
Find Deal
Fri, Oct 17 - Mon, Oct 20
Multiple Airlines Logo
9:46 pm - 10:19 amATL-EYW
12h 33m1 stop
Multiple Airlines Logo
9:57 am - 10:18 amEYW-ATL
24h 21m1 stop
$198Multiple Airlines
Find Deal
Sat, Oct 25 - Fri, Oct 31
JetBlue Logo
8:10 am - 12:09 pmBOS-EYW
3h 59mnonstop
JetBlue Logo
1:04 pm - 4:56 pmEYW-BOS
3h 52mnonstop
$217JetBlue
Find Deal
Mon, Oct 13 - Thu, Oct 16
United Airlines Logo
6:00 am - 1:52 pmBOS-EYW
7h 52m1 stop
United Airlines Logo
3:00 pm - 10:47 pmEYW-BOS
7h 47m1 stop
$222United Airlines
Find Deal
Tue, Oct 28 - Mon, Nov 3
American Airlines Logo
5:52 am - 12:05 pmBOS-EYW
6h 13m1 stop
American Airlines Logo
7:30 am - 2:42 pmEYW-BOS
7h 12m1 stop
$227American Airlines
Find Deal
Sat, Dec 6 - Wed, Dec 10
United Airlines Logo
10:30 am - 1:52 pmEWR-EYW
3h 22mnonstop
United Airlines Logo
3:00 pm - 6:17 pmEYW-EWR
3h 17mnonstop
$229United Airlines
Find Deal
Mon, Oct 27 - Wed, Nov 5
American Airlines Logo
7:00 am - 12:55 pmBOS-EYW
5h 55m1 stop
American Airlines Logo
11:22 am - 7:35 pmEYW-BOS
8h 13m2 stops
$232American Airlines
Find Deal
Mon, Oct 13 - Wed, Oct 15
JetBlue Logo
8:10 am - 12:09 pmBOS-EYW
3h 59mnonstop
JetBlue Logo
1:04 pm - 4:56 pmEYW-BOS
3h 52mnonstop
$234JetBlue
Find Deal
Mon, Oct 13 - Fri, Oct 17
Delta Logo
7:00 am - 2:03 pmEWR-EYW
7h 03m1 stop
Delta Logo
7:40 am - 2:33 pmEYW-EWR
6h 53m1 stop
$249Delta
Find Deal
Mon, Nov 10 - Wed, Nov 19
Delta Logo
5:30 am - 1:02 pmPHL-EYW
7h 32m1 stop
Delta Logo
6:17 pm - 12:52 amEYW-PHL
6h 35m1 stop
$257Delta
Find Deal
Mon, Nov 3 - Wed, Nov 5

American Airlines flights from North America to Key West

Our best American Airlines deals on North America to Key West flight tickets
American Airlines
Dec 6
BOS5:52 amBoston Logan Intl
6h 13m
1 stop
EYW12:05 pmKey West
Dec 10
EYW7:30 amKey West
7h 12m
1 stop
BOS2:42 pmBoston Logan Intl
$227
Find similar
American Airlines
Oct 13
BOS7:00 amBoston Logan Intl
5h 55m
1 stop
EYW12:55 pmKey West
Oct 15
EYW11:22 amKey West
8h 13m
2 stops
BOS7:35 pmBoston Logan Intl
$232
Find similar
American Airlines
Oct 14
BOS9:20 amBoston Logan Intl
7h 56m
2 stops
EYW5:16 pmKey West
Oct 18
EYW11:22 amKey West
8h 57m
2 stops
BOS8:19 pmBoston Logan Intl
$237
Find similar

Delta flights from North America to Key West

Our best Delta deals on North America to Key West flight tickets
Delta
Nov 10
EWR7:00 amNewark
7h 03m
1 stop
EYW2:03 pmKey West
Nov 19
EYW7:40 amKey West
6h 53m
1 stop
EWR2:33 pmNewark
$249
Find similar
Delta
Nov 3
PHL5:30 amPhiladelphia
7h 32m
1 stop
EYW1:02 pmKey West
Nov 5
EYW6:17 pmKey West
6h 35m
1 stop
PHL12:52 amPhiladelphia
$257
Find similar
Delta
Sep 30
EWR10:40 amNewark
6h 32m
1 stop
EYW5:12 pmKey West
Oct 8
EYW6:00 pmKey West
6h 59m
1 stop
EWR12:59 amNewark
$264
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from North America to Key West 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 September 17, 2025.
Use the filters below to find and compare flights from North America to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Fri 10/17

10:15 pm-9:02 am

1 stop10h 47m

Key West

Mon 10/20

9:57 am-9:16 pm

1 stop11h 19m

$176

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Sat 10/25

9:46 pm-10:19 am

1 stop12h 33m

Key West

Fri 10/31

9:57 am-10:18 am

1 stop24h 21m

$198

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Mon 10/13

8:10 am-12:09 pm

Nonstop3h 59m

Key West

Thu 10/16

1:04 pm-4:56 pm

Nonstop3h 52m

$217

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Tue 10/28

6:00 am-1:52 pm

1 stop7h 52m

Key West

Mon 11/3

3:00 pm-10:47 pm

1 stop7h 47m

$222

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 12/6

5:52 am-12:05 pm

1 stop6h 13m

Key West

Wed 12/10

7:30 am-2:42 pm

1 stop7h 12m

$227

NewarkKey West

EWR - EYW

EWREYW

Newark

Mon 10/27

10:30 am-1:52 pm

Nonstop3h 22m

Key West

Wed 11/5

3:00 pm-6:17 pm

Nonstop3h 17m

$229

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Mon 10/13

7:00 am-12:55 pm

1 stop5h 55m

Key West

Wed 10/15

11:22 am-7:35 pm

2 stops8h 13m

$232

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Mon 10/13

8:10 am-12:09 pm

Nonstop3h 59m

Key West

Fri 10/17

1:04 pm-4:56 pm

Nonstop3h 52m

$234

NewarkKey West

EWR - EYW

EWREYW

Newark

Mon 11/10

7:00 am-2:03 pm

1 stop7h 03m

Key West

Wed 11/19

7:40 am-2:33 pm

1 stop6h 53m

$249

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Mon 11/3

5:30 am-1:02 pm

1 stop7h 32m

Key West

Wed 11/5

6:17 pm-12:52 am

1 stop6h 35m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Key West from

How to get the cheapest flight ticket from North America to Key West

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 month to fly to Key West?

In general, January is the cheapest month to fly from North America to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $387. If you are unable to visit Key West during the month of January, then departing from North America during the month September is also very affordable. Most momondo users find prices during this month for around $412.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from North America is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $429. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from North America to Key West for around $623.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the afternoon. momondo users have found flights departing from North America to Key West in the afternoon for as low as $348. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $686. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest North America to Key West flight route?

Fly from Boston Logan Intl to Key West for the best North America - Key West flight prices

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $441 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from North America for as low as $222 on momondo.

What cabin class options are available on North America to Key West flights?

There are 4 cabin classes available to choose from on North America to Key West flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on North America to Key West flights?

No. A direct flight is the cheapest option for a flight between North America to Key West.

Cheap North America to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from North America to Key West

Best Price Found

$56

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Key West

1 airport
The best one-way flight to Key West from North America in the past 72 hours is $56. The best round-trip flight deal from North America to Key West found on momondo in the last 72 hours is $80.
The fastest flight from North America to Key West takes 1h 50m
Direct flights go from North America to Key West every day.
There is 1 airport near Key West: Key West (EYW)
Search flight deals

  • When did momondo last update prices for flights from North America to Key West Airport?

    Prices for flights from North America to Key West Airport were last updated today.

  • How many operators does momondo search for flights from North America to Key West Airport?

  • How old do you have to be to fly from North America to Key West Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from North America to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from North America to Key West?

Best airlines flying from North America to Key West

Compare and see reviews for airlines that fly from North America to Key West with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $66Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $135Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
JetBluePriceFrom $147Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $216Free CancellationRating
7.9
7,961 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Key West from North America with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from North America to Key West.

I’m not ready to book a flight from North America to Key West right now. Can momondo alert me if prices change?

If you are not ready to book a flight from North America to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 10/17
Fri 10/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States