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Cheap flights from Chattanooga to Key West from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chattanooga to Key West departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chattanooga to Key West (CHA-EYW)

Cheap round-trip flights

Allegiant Air Logo
9:31 pm - 2:54 pmCHA-EYW
17h 23m1 stop
Allegiant Air Logo
4:50 pm - 8:41 pmEYW-CHA
3h 51m1 stop
$239Allegiant Air
Find Deal
Sun, Sep 14 - Thu, Sep 18
American Airlines Logo
11:07 am - 6:35 pmCHA-EYW
7h 28m1 stop
American Airlines Logo
5:24 pm - 9:51 pmEYW-CHA
4h 27m1 stop
$269American Airlines
Find Deal
Wed, Feb 4 - Mon, Feb 9
American Airlines Logo
10:17 am - 5:52 pmCHA-EYW
7h 35m1 stop
American Airlines Logo
4:20 pm - 12:01 amEYW-CHA
7h 41m2 stops
$274American Airlines
Find Deal
Mon, Dec 8 - Sat, Dec 13
Allegiant Air Logo
9:44 pm - 3:06 pmCHA-EYW
17h 22m2 stops
Allegiant Air Logo
3:30 pm - 3:36 pmEYW-CHA
24h 06m1 stop
$277Allegiant Air
Find Deal
Sun, Oct 19 - Thu, Oct 23
Logo
9:31 pm - 2:54 pmCHA-EYW
17h 23m1 stop
Logo
12:29 pm - 4:57 pmEYW-CHA
28h 28m2 stops
$291
Find Deal
Sun, Sep 14 - Thu, Sep 18
Allegiant Air Logo
3:36 pm - 2:40 pmCHA-EYW
23h 04m1 stop
Allegiant Air Logo
3:30 pm - 3:36 pmEYW-CHA
24h 06m1 stop
$292Allegiant Air
Find Deal
Wed, Oct 15 - Thu, Oct 23
Delta Logo
4:04 pm - 8:06 pmCHA-EYW
4h 02m1 stop
Delta Logo
6:17 pm - 11:42 pmEYW-CHA
5h 25m1 stop
$299Delta
Find Deal
Sat, Oct 18 - Tue, Oct 21
Logo
3:36 pm - 8:00 pmCHA-EYW
4h 24m1 stop
Logo
2:25 pm - 5:09 pmEYW-CHA
26h 44m1 stop
$332
Find Deal
Thu, Dec 4 - Mon, Dec 8
Delta Logo
2:49 pm - 8:06 pmCHA-EYW
5h 17m1 stop
Delta Logo
7:40 am - 2:22 pmEYW-CHA
6h 42m1 stop
$364Delta
Find Deal
Fri, Oct 17 - Mon, Oct 20
United Airlines Logo
5:20 pm - 2:04 pmCHA-EYW
20h 44m3 stops
United Airlines Logo
3:00 pm - 1:23 pmEYW-CHA
22h 23m2 stops
$667United Airlines
Find Deal
Fri, Nov 14 - Fri, Nov 21

Allegiant Air flights from Chattanooga to Key West

Our best Allegiant Air deals on Chattanooga to Key West flight tickets
Allegiant Air
Sep 14
CHA9:31 pmChattanooga Lovell Field
17h 23m
1 stop
EYW2:54 pmKey West
Sep 18
EYW4:50 pmKey West
3h 51m
1 stop
CHA8:41 pmChattanooga Lovell Field
$239
Find similar
Allegiant Air
Oct 19
CHA9:44 pmChattanooga Lovell Field
17h 22m
2 stops
EYW3:06 pmKey West
Oct 23
EYW3:30 pmKey West
24h 06m
1 stop
CHA3:36 pmChattanooga Lovell Field
$277
Find similar
Allegiant Air
Oct 15
CHA3:36 pmChattanooga Lovell Field
23h 04m
1 stop
EYW2:40 pmKey West
Oct 23
EYW3:30 pmKey West
24h 06m
1 stop
CHA3:36 pmChattanooga Lovell Field
$292
Find similar

American Airlines flights from Chattanooga to Key West

Our best American Airlines deals on Chattanooga to Key West flight tickets
American Airlines
Feb 4
CHA11:07 amChattanooga Lovell Field
7h 28m
1 stop
EYW6:35 pmKey West
Feb 9
EYW5:24 pmKey West
4h 27m
1 stop
CHA9:51 pmChattanooga Lovell Field
$269
Find similar
American Airlines
Dec 8
CHA10:17 amChattanooga Lovell Field
7h 35m
1 stop
EYW5:52 pmKey West
Dec 13
EYW4:20 pmKey West
7h 41m
2 stops
CHA12:01 amChattanooga Lovell Field
$274
Find similar
American Airlines
Dec 8
CHA10:17 amChattanooga Lovell Field
9h 17m
2 stops
EYW7:34 pmKey West
Dec 13
EYW11:35 amKey West
10h 48m
2 stops
CHA10:23 pmChattanooga Lovell Field
$309
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chattanooga 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 2, 2025.
Use the filters below to find and compare flights from Chattanooga to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Sun 9/14

9:31 pm-2:54 pm

1 stop17h 23m

Key West

Thu 9/18

4:50 pm-8:41 pm

1 stop3h 51m

$239

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Wed 2/4

11:07 am-6:35 pm

1 stop7h 28m

Key West

Mon 2/9

5:24 pm-9:51 pm

1 stop4h 27m

$269

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Mon 12/8

10:17 am-5:52 pm

1 stop7h 35m

Key West

Sat 12/13

4:20 pm-12:01 am

2 stops7h 41m

$274

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Sun 10/19

9:44 pm-3:06 pm

2 stops17h 22m

Key West

Thu 10/23

3:30 pm-3:36 pm

1 stop24h 06m

$277

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Sun 9/14

9:31 pm-2:54 pm

1 stop17h 23m

Key West

Thu 9/18

12:29 pm-4:57 pm

2 stops28h 28m

$291

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Wed 10/15

3:36 pm-2:40 pm

1 stop23h 04m

Key West

Thu 10/23

3:30 pm-3:36 pm

1 stop24h 06m

$292

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Sat 10/18

4:04 pm-8:06 pm

1 stop4h 02m

Key West

Tue 10/21

6:17 pm-11:42 pm

1 stop5h 25m

$299

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Thu 12/4

3:36 pm-8:00 pm

1 stop4h 24m

Key West

Mon 12/8

2:25 pm-5:09 pm

1 stop26h 44m

$332

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Fri 10/17

2:49 pm-8:06 pm

1 stop5h 17m

Key West

Mon 10/20

7:40 am-2:22 pm

1 stop6h 42m

$364

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

Fri 11/14

5:20 pm-2:04 pm

3 stops20h 44m

Key West

Fri 11/21

3:00 pm-1:23 pm

2 stops22h 23m

$667

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Chattanooga 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, August is the cheapest month to fly from Chattanooga to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $288. If you are unable to visit Key West during the month of August, then departing from Chattanooga during the month October is also very affordable. Most momondo users find prices during this month for around $318.

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 Chattanooga is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $353. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Chattanooga 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 Chattanooga to Key West in the afternoon for as low as $463. 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 at noon, with an average ticket price of $593. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Key West from Chattanooga when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $488 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Chattanooga for as low as $129 on momondo.

When to book flights from Chattanooga to Key West

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

Cheap Chattanooga to Key West (CHA to EYW) flight deals and tips

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

Direct flights

None
There are no direct flights from Chattanooga to Key West. There are no popular flight routes from Chattanooga to Key West.
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  • How far is Chattanooga Lovell Field to Key West by plane?

    The straight-line distance from Chattanooga Lovell Field to Key West is 754.1 mi. A reasonable flight in good conditions will take 4h 02m.

  • When did momondo last update prices for flights from Chattanooga Lovell Field Airport to Key West Airport?

    Prices for flights from Chattanooga Lovell Field Airport to Key West Airport are updated daily.

  • How many operators does momondo search for flights from Chattanooga Lovell Field Airport to Key West Airport?

  • How old do you have to be to fly from Chattanooga Lovell Field Airport to Key West 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 Chattanooga Lovell Field 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 Chattanooga to Key West?

Best airlines flying from Chattanooga to Key West

Compare and see reviews for airlines that fly from Chattanooga to Key West with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $198Free CancellationRating
7.9
7,974 reviews
Search Delta flights
American AirlinesPriceFrom $297Free CancellationRating
7.2
10,000 reviews
Search American Airlines 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 Chattanooga to Key West?

It is quick and easy to find Chattanooga 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 Chattanooga to Key West with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chattanooga to Key West flights to just show those with flexible booking policies.

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

Once all potential Chattanooga to Key West flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Key West from Chattanooga. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Key West trip

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