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Cheap flights from Appleton to Key West from $251

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Appleton to Key West departing on 8/30. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Appleton to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:17 pm - 11:27 amATW  Appleton Intl-EYW Key West
18h 10m1 stop Orlando
Multiple Airlines Logo
12:05 pm - 11:05 pmEYW  Key West-ATW Appleton Intl
12h 00m1 stop Orlando
$251Multiple Airlines
Sun, Aug 30 - Thu, Sep 3
Multiple Airlines Logo
4:17 pm - 11:27 amATW  Appleton Intl-EYW Key West
18h 10m1 stop Orlando
Multiple Airlines Logo
12:05 pm - 11:05 pmEYW  Key West-ATW Appleton Intl
12h 00m1 stop Orlando
$264Multiple Airlines
Sun, Aug 30 - Thu, Sep 3
United Airlines Logo
8:20 am - 3:06 pmATW  Appleton Intl-EYW Key West
5h 46m1 stop Chicago O'Hare Intl
United Airlines Logo
4:05 pm - 11:16 pmEYW  Key West-ATW Appleton Intl
8h 11m1 stop Chicago O'Hare Intl
$333United Airlines
Tue, Jan 5 - Tue, Jan 12
Delta Logo
5:45 am - 12:53 pmATW  Appleton Intl-EYW Key West
6h 08m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 10:45 pmEYW  Key West-ATW Appleton Intl
5h 26m1 stop Atlanta Hartsfield-Jackson
$333Delta
Tue, Sep 15 - Tue, Sep 22
Allegiant Air Logo
7:00 am - 9:03 amATW  Appleton Intl-EYW Key West
25h 03m1 stop Tampa St. Petersburg
Allegiant Air Logo
8:58 am - 1:37 pmEYW  Key West-ATW Appleton Intl
5h 39m1 stop Tampa St. Petersburg
$335Allegiant Air
Fri, Sep 18 - Fri, Sep 25
Delta Logo
5:45 am - 12:53 pmATW  Appleton Intl-EYW Key West
6h 08m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 10:45 pmEYW  Key West-ATW Appleton Intl
5h 26m1 stop Atlanta Hartsfield-Jackson
$336Delta
Tue, Sep 15 - Thu, Sep 24
American Airlines Logo
6:02 am - 6:01 pmATW  Appleton Intl-EYW Key West
10h 59m2 stops Chicago O'Hare Intl Charlotte Douglas
American Airlines Logo
6:43 pm - 11:21 pmEYW  Key West-ATW Appleton Intl
5h 38m1 stop Charlotte Douglas
$344American Airlines
Fri, Jan 8 - Fri, Jan 15
American Airlines Logo
6:02 am - 6:01 pmATW  Appleton Intl-EYW Key West
10h 59m2 stops Chicago O'Hare Intl Charlotte Douglas
American Airlines Logo
7:08 am - 5:35 pmEYW  Key West-ATW Appleton Intl
11h 27m2 stops Charlotte Douglas Chicago O'Hare Intl
$349American Airlines
Fri, Jan 8 - Fri, Jan 15
Allegiant Air Logo
3:45 pm - 3:17 pmATW  Appleton Intl-EYW Key West
22h 32m1 stop Tampa St. Petersburg
Allegiant Air Logo
3:31 pm - 11:13 pmEYW  Key West-ATW Appleton Intl
8h 42m1 stop Tampa St. Petersburg
$353Allegiant Air
Fri, Jan 8 - Fri, Jan 15
United Airlines Logo
2:50 pm - 11:41 amATW  Appleton Intl-EYW Key West
19h 51m1 stop Chicago O'Hare Intl
United Airlines Logo
4:05 pm - 11:16 pmEYW  Key West-ATW Appleton Intl
8h 11m1 stop Chicago O'Hare Intl
$570United Airlines
Thu, Dec 31 - Wed, Jan 13

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Delta flights from Appleton to Key West

Our best Delta deals on Appleton to Key West flight tickets
Delta
Sep 15
ATW5:45 amAppleton Intl
6h 08m
1 stop
EYW12:53 pmKey West
Sep 22
EYW6:19 pmKey West
5h 26m
1 stop
ATW10:45 pmAppleton Intl
$333
Delta
Sep 15
ATW5:45 amAppleton Intl
6h 08m
1 stop
EYW12:53 pmKey West
Sep 25
EYW6:19 pmKey West
5h 26m
1 stop
ATW10:45 pmAppleton Intl
$336
Delta
Sep 6
ATW5:31 amAppleton Intl
5h 55m
1 stop
EYW12:26 pmKey West
Sep 12
EYW4:35 pmKey West
7h 10m
1 stop
ATW10:45 pmAppleton Intl
$369

Allegiant Air flights from Appleton to Key West

Our best Allegiant Air deals on Appleton to Key West flight tickets
Allegiant Air
Sep 18
ATW7:00 amAppleton Intl
25h 03m
1 stop
EYW9:03 amKey West
Sep 25
EYW8:58 amKey West
5h 39m
1 stop
ATW1:37 pmAppleton Intl
$335
Allegiant Air
Jan 8
ATW3:45 pmAppleton Intl
22h 32m
1 stop
EYW3:17 pmKey West
Jan 15
EYW3:31 pmKey West
8h 42m
1 stop
ATW11:13 pmAppleton Intl
$353
Allegiant Air
Sep 18
ATW7:00 amAppleton Intl
25h 03m
1 stop
EYW9:03 amKey West
Sep 25
EYW8:58 amKey West
5h 39m
1 stop
ATW1:37 pmAppleton Intl
$360

momondo Fare Finder

 
Customize your flight search to find flights from Appleton 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 August 17, 2026.
Use the filters below to find and compare flights from Appleton to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Sun 8/30

4:17 pm-11:27 am

1 stop18h 10m

Key West

Thu 9/3

12:05 pm-11:05 pm

1 stop12h 00m

$251

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Sun 8/30

4:17 pm-11:27 am

1 stop18h 10m

Key West

Thu 9/3

12:05 pm-11:05 pm

1 stop12h 00m

$264

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Tue 1/5

8:20 am-3:06 pm

1 stop5h 46m

Key West

Tue 1/12

4:05 pm-11:16 pm

1 stop8h 11m

$333
Quickest round-trip

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Tue 9/15

5:45 am-12:53 pm

1 stop6h 08m

Key West

Tue 9/22

6:19 pm-10:45 pm

1 stop5h 26m

$333

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Fri 9/18

7:00 am-9:03 am

1 stop25h 03m

Key West

Fri 9/25

8:58 am-1:37 pm

1 stop5h 39m

$335

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Tue 9/15

5:45 am-12:53 pm

1 stop6h 08m

Key West

Thu 9/24

6:19 pm-10:45 pm

1 stop5h 26m

$336

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Fri 1/8

6:02 am-6:01 pm

2 stops10h 59m

Key West

Fri 1/15

6:43 pm-11:21 pm

1 stop5h 38m

$344

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Fri 1/8

6:02 am-6:01 pm

2 stops10h 59m

Key West

Fri 1/15

7:08 am-5:35 pm

2 stops11h 27m

$349

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Fri 1/8

3:45 pm-3:17 pm

1 stop22h 32m

Key West

Fri 1/15

3:31 pm-11:13 pm

1 stop8h 42m

$353

AppletonKey West

ATW Appleton Intl - EYW Key West

ATWEYW

Appleton Intl

Thu 12/31

2:50 pm-11:41 am

1 stop19h 51m

Key West

Wed 1/13

4:05 pm-11:16 pm

1 stop8h 11m

$570

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Key West from

How to get the cheapest flight ticket from Appleton 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 typical price of a round-trip flight between Appleton and Key West?

Prices are currently low for flights on this route.

Typical prices usually range from $528 to $684.
The lowest price recently found on this route was $251.

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from Appleton to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $343. If you are unable to visit Key West during the month of September, then departing from Appleton during the month April is also very affordable. Most momondo users find prices during this month for around $425.

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

You are more likely to see cheaper flights to Key West from Appleton when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $497 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Appleton for as low as $313 on momondo.

When to book flights from Appleton to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Appleton to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Appleton to Key West (ATW to EYW) flight deals and tips

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

Fastest flight time

5h 46m

Direct flights

None
The fastest flight from Appleton to Key West takes 5h 46m
There are no direct flights from Appleton to Key West. There are no popular flight routes from Appleton to Key West.
Search flight deals

Frequently asked questions about flying from Appleton to Key West

  • How far is Appleton Intl to Key West by plane?

    A flight from Appleton Intl to Key West will travel around 1410.7 mi. By plane, this route typically takes 5h 46m.

  • When did momondo last update prices for flights from Appleton Intl Airport to Key West Airport?

    Prices for flights from Appleton Intl Airport to Key West Airport are updated daily.

  • How many operators does momondo search for flights from Appleton Intl Airport to Key West Airport?

  • How old do you have to be to fly from Appleton Intl Airport to Key West Airport?

    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 Appleton Intl Airport to Key West Airport.

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

    The travel and health documents required for your trip to Key West Airport 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 Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Appleton to Key West?

Best airlines flying from Appleton to Key West

Compare and see reviews for airlines that fly from Appleton to Key West with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $142Free CancellationRating
7.3
676 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $285Free CancellationRating
7.1
11,946 reviews
Search American Airlines flights
United AirlinesPriceFrom $310Free CancellationRating
7.4
10,106 reviews
Search United Airlines flights
DeltaPriceFrom $325Free CancellationRating
7.8
8,504 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 Appleton to Key West?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Appleton to Key West for you.

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

Yes. All flights to Key West from Appleton on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Appleton and Key West by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Appleton to Key West 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.

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