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Cheap flights from Dayton to Key West from $166

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dayton to Key West departing on 11/8. 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 Dayton to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:20 am - 4:22 pmDAY  Dayton-EYW Key West
6h 02m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
4:05 pm - 11:44 pmEYW  Key West-DAY Dayton
7h 39m1 stop Chicago O'Hare Intl
$329United Airlines
Tue, Jan 26 - Tue, Feb 2
American Airlines Logo
1:01 pm - 5:51 pmDAY  Dayton-EYW Key West
4h 50m1 stop Charlotte Douglas
American Airlines Logo
2:15 pm - 9:13 pmEYW  Key West-DAY Dayton
6h 58m1 stop Charlotte Douglas
$333American Airlines
Sat, Sep 12 - Wed, Sep 16
American Airlines Logo
11:13 am - 6:01 pmDAY  Dayton-EYW Key West
6h 48m1 stop Charlotte Douglas
American Airlines Logo
4:00 pm - 11:56 pmEYW  Key West-DAY Dayton
7h 56m1 stop Chicago O'Hare Intl
$333American Airlines
Tue, Feb 2 - Tue, Feb 9
American Airlines Logo
11:13 am - 6:01 pmDAY  Dayton-EYW Key West
6h 48m1 stop Charlotte Douglas
American Airlines Logo
1:22 pm - 7:55 pmEYW  Key West-DAY Dayton
6h 33m1 stop Charlotte Douglas
$333American Airlines
Tue, Jan 26 - Tue, Feb 2
United Airlines Logo
7:15 am - 4:22 pmDAY  Dayton-EYW Key West
9h 07m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
4:05 pm - 11:44 pmEYW  Key West-DAY Dayton
7h 39m1 stop Chicago O'Hare Intl
$334United Airlines
Tue, Jan 26 - Tue, Feb 2
Allegiant Air Logo
10:48 am - 7:34 pmDAY  Dayton-EYW Key West
8h 46m1 stop Tampa St. Petersburg
Allegiant Air Logo
8:37 am - 8:18 amEYW  Key West-DAY Dayton
23h 41m1 stop Tampa St. Petersburg
$342Allegiant Air
Mon, Oct 19 - Thu, Oct 22
Multiple Airlines Logo
10:48 am - 7:34 pmDAY  Dayton-EYW Key West
8h 46m1 stop Tampa St. Petersburg
Multiple Airlines Logo
12:01 pm - 8:14 pmEYW  Key West-DAY Dayton
32h 13m2 stops Tampa Fort Lauderdale
$360Multiple Airlines
Mon, Oct 19 - Thu, Oct 22
Delta Logo
2:55 pm - 7:43 pmDAY  Dayton-EYW Key West
4h 48m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 1:59 pmEYW  Key West-DAY Dayton
6h 59m1 stop Atlanta Hartsfield-Jackson
$376Delta
Tue, Jan 19 - Tue, Jan 26
Delta Logo
3:27 pm - 8:00 pmDAY  Dayton-EYW Key West
4h 33m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 11:14 pmEYW  Key West-DAY Dayton
4h 55m1 stop Atlanta Hartsfield-Jackson
$392Delta
Fri, Sep 25 - Fri, Oct 2
Allegiant Air Logo
2:03 pm - 7:35 amDAY  Dayton-EYW Key West
17h 32m1 stop Orlando Sanford Intl
Allegiant Air Logo
9:54 am - 9:15 amEYW  Key West-DAY Dayton
23h 21m1 stop Tampa St. Petersburg
$393Allegiant Air
Thu, Nov 12 - Sun, Nov 15

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United Airlines flights from Dayton to Key West

Our best United Airlines deals on Dayton to Key West flight tickets
United Airlines
Jan 26
DAY10:20 amDayton
6h 02m
1 stop
EYW4:22 pmKey West
Feb 2
EYW4:05 pmKey West
7h 39m
1 stop
DAY11:44 pmDayton
$329
United Airlines
Jan 26
DAY7:15 amDayton
9h 07m
2 stops
EYW4:22 pmKey West
Feb 2
EYW4:05 pmKey West
7h 39m
1 stop
DAY11:44 pmDayton
$334
United Airlines
Jan 26
DAY7:15 amDayton
9h 07m
2 stops
EYW4:22 pmKey West
Feb 2
EYW4:05 pmKey West
7h 39m
1 stop
DAY11:44 pmDayton
$424

American Airlines flights from Dayton to Key West

Our best American Airlines deals on Dayton to Key West flight tickets
American Airlines
Jan 26
DAY11:13 amDayton
6h 48m
1 stop
EYW6:01 pmKey West
Feb 2
EYW1:22 pmKey West
6h 33m
1 stop
DAY7:55 pmDayton
$333
American Airlines
Nov 1
DAY7:55 amDayton
8h 36m
1 stop
EYW4:31 pmKey West
Nov 7
EYW1:12 pmKey West
8h 41m
1 stop
DAY9:53 pmDayton
$365
American Airlines
Nov 1
DAY7:55 amDayton
8h 36m
1 stop
EYW4:31 pmKey West
Nov 7
EYW1:52 pmKey West
7h 11m
1 stop
DAY9:03 pmDayton
$402

momondo Fare Finder

 
Customize your flight search to find flights from Dayton 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 Dayton to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Tue 1/26

10:20 am-4:22 pm

1 stop6h 02m

Key West

Tue 2/2

4:05 pm-11:44 pm

1 stop7h 39m

$329

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Sat 9/12

1:01 pm-5:51 pm

1 stop4h 50m

Key West

Wed 9/16

2:15 pm-9:13 pm

1 stop6h 58m

$333

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Tue 2/2

11:13 am-6:01 pm

1 stop6h 48m

Key West

Tue 2/9

4:00 pm-11:56 pm

1 stop7h 56m

$333

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Tue 1/26

11:13 am-6:01 pm

1 stop6h 48m

Key West

Tue 2/2

1:22 pm-7:55 pm

1 stop6h 33m

$333

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Tue 1/26

7:15 am-4:22 pm

2 stops9h 07m

Key West

Tue 2/2

4:05 pm-11:44 pm

1 stop7h 39m

$334

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Mon 10/19

10:48 am-7:34 pm

1 stop8h 46m

Key West

Thu 10/22

8:37 am-8:18 am

1 stop23h 41m

$342

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Mon 10/19

10:48 am-7:34 pm

1 stop8h 46m

Key West

Thu 10/22

12:01 pm-8:14 pm

2 stops32h 13m

$360

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Tue 1/19

2:55 pm-7:43 pm

1 stop4h 48m

Key West

Tue 1/26

7:00 am-1:59 pm

1 stop6h 59m

$376
Quickest round-trip

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Fri 9/25

3:27 pm-8:00 pm

1 stop4h 33m

Key West

Fri 10/2

6:19 pm-11:14 pm

1 stop4h 55m

$392

DaytonKey West

DAY Dayton - EYW Key West

DAYEYW

Dayton

Thu 11/12

2:03 pm-7:35 am

1 stop17h 32m

Key West

Sun 11/15

9:54 am-9:15 am

1 stop23h 21m

$393

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Dayton 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 Dayton to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $356. If you are unable to visit Key West during the month of January, then departing from Dayton during the month July is also very affordable. Most momondo users find prices during this month for around $363.

When to book flights from Dayton to Key West

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

Cheap Dayton to Key West (DAY to EYW) flight deals and tips

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

Best Price Found

$166

Fastest flight time

4h 33m

Direct flights

None
The best one-way flight to Key West from Dayton in the past 72 hours is $166. The best round-trip flight deal from Dayton to Key West found on momondo in the last 72 hours is $329.
The fastest flight from Dayton to Key West takes 4h 33m
There are no direct flights from Dayton to Key West. There are no popular flight routes from Dayton to Key West.
Search flight deals

Frequently asked questions about flying from Dayton to Key West

  • How far is Dayton to Key West by plane?

    There are 1058.9 mi between Dayton and Key West. Typically, this will take 4h 33m by plane in normal conditions.

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

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

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

  • How old do you have to be to fly from Dayton 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 Dayton Airport 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 airline from Dayton to Key West?

Best airlines flying from Dayton to Key West

Compare and see reviews for airlines that fly from Dayton to Key West with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $196Free CancellationRating
7.3
675 reviews
Search Allegiant Air flights
DeltaPriceFrom $280Free CancellationRating
7.8
8,503 reviews
Search Delta flights
American AirlinesPriceFrom $315Free CancellationRating
7.1
11,948 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 Dayton to Key West?

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

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

How can momondo help me find flights from Dayton 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 Dayton to Key West.

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

Of course. momondo tracks the price of Dayton to Key West flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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