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Cheap flights from St. Louis to Dayton from $199

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Dayton departing on 10/7. 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 St. Louis to Dayton (STL-DAY)

Cheap round-trip flights

Delta Logo
7:10 am - 12:29 pmSTL-DAY
4h 19m1 stop
Delta Logo
6:37 pm - 10:00 pmDAY-STL
4h 23m1 stop
$229Delta
Find Deal
sáb., sep. 20 - mar., sep. 23
Delta Logo
6:01 am - 12:29 pmSTL-DAY
5h 28m1 stop
Delta Logo
4:36 pm - 9:15 pmDAY-STL
5h 39m1 stop
$234Delta
Find Deal
sáb., sep. 20 - vie., sep. 26
Delta Logo
5:11 pm - 11:23 pmSTL-DAY
5h 12m1 stop
Delta Logo
11:11 am - 4:06 pmDAY-STL
5h 55m1 stop
$239Delta
Find Deal
mar., sep. 2 - sáb., sep. 6
Delta Logo
7:10 am - 12:29 pmSTL-DAY
4h 19m1 stop
Delta Logo
6:37 pm - 11:24 pmDAY-STL
5h 47m1 stop
$259Delta
Find Deal
sáb., sep. 20 - lun., sep. 22
United Airlines Logo
12:25 pm - 8:09 pmSTL-DAY
6h 44m1 stop
United Airlines Logo
9:00 am - 12:28 pmDAY-STL
4h 28m1 stop
$289United Airlines
Find Deal
vie., sep. 26 - sáb., sep. 27
United Airlines Logo
6:35 am - 11:07 amSTL-DAY
3h 32m1 stop
United Airlines Logo
9:00 am - 2:27 pmDAY-STL
6h 27m1 stop
$309United Airlines
Find Deal
dom., sep. 21 - dom., sep. 28
United Airlines Logo
6:35 am - 1:14 pmSTL-DAY
5h 39m1 stop
United Airlines Logo
9:00 am - 12:25 pmDAY-STL
4h 25m1 stop
$314United Airlines
Find Deal
mié., sep. 3 - dom., sep. 7
American Airlines Logo
7:16 am - 11:55 amSTL-DAY
3h 39m1 stop
American Airlines Logo
5:19 pm - 11:58 pmDAY-STL
7h 39m1 stop
$383American Airlines
Find Deal
jue., oct. 16 - dom., oct. 19
American Airlines Logo
10:16 am - 6:47 pmSTL-DAY
7h 31m2 stops
American Airlines Logo
6:00 am - 9:16 amDAY-STL
4h 16m1 stop
$686American Airlines
Find Deal
mar., sep. 2 - sáb., sep. 6
American Airlines Logo
10:16 am - 6:47 pmSTL-DAY
7h 31m2 stops
American Airlines Logo
12:42 pm - 3:52 pmDAY-STL
4h 10m1 stop
$697American Airlines
Find Deal
mar., sep. 2 - sáb., sep. 6

Delta flights from St. Louis to Dayton

Our best Delta deals on St. Louis to Dayton flight tickets
Delta
Sep 20
STL7:10 amLambert-St Louis
4h 19m
1 stop
DAY12:29 pmDayton
Sep 23
DAY6:37 pmDayton
4h 23m
1 stop
STL10:00 pmLambert-St Louis
$229
Find similar
Delta
Sep 20
STL6:01 amLambert-St Louis
5h 28m
1 stop
DAY12:29 pmDayton
Sep 26
DAY4:36 pmDayton
5h 39m
1 stop
STL9:15 pmLambert-St Louis
$234
Find similar
Delta
Sep 2
STL5:11 pmLambert-St Louis
5h 12m
1 stop
DAY11:23 pmDayton
Sep 6
DAY11:11 amDayton
5h 55m
1 stop
STL4:06 pmLambert-St Louis
$239
Find similar

United Airlines flights from St. Louis to Dayton

Our best United Airlines deals on St. Louis to Dayton flight tickets
United Airlines
Sep 26
STL12:25 pmLambert-St Louis
6h 44m
1 stop
DAY8:09 pmDayton
Sep 27
DAY9:00 amDayton
4h 28m
1 stop
STL12:28 pmLambert-St Louis
$289
Find similar
United Airlines
Sep 21
STL6:35 amLambert-St Louis
3h 32m
1 stop
DAY11:07 amDayton
Sep 28
DAY9:00 amDayton
6h 27m
1 stop
STL2:27 pmLambert-St Louis
$309
Find similar
United Airlines
Sep 3
STL6:35 amLambert-St Louis
5h 39m
1 stop
DAY1:14 pmDayton
Sep 7
DAY9:00 amDayton
4h 25m
1 stop
STL12:25 pmLambert-St Louis
$314
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Dayton 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 agosto 20, 2025.
Use the filters below to find and compare flights from St. Louis to Dayton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

sáb. 9/20

7:10 am-12:29 pm

1 stop4h 19m

Dayton

mar. 9/23

6:37 pm-10:00 pm

1 stop4h 23m

$229

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

sáb. 9/20

6:01 am-12:29 pm

1 stop5h 28m

Dayton

vie. 9/26

4:36 pm-9:15 pm

1 stop5h 39m

$234

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

mar. 9/2

5:11 pm-11:23 pm

1 stop5h 12m

Dayton

sáb. 9/6

11:11 am-4:06 pm

1 stop5h 55m

$239

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

sáb. 9/20

7:10 am-12:29 pm

1 stop4h 19m

Dayton

lun. 9/22

6:37 pm-11:24 pm

1 stop5h 47m

$259

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

vie. 9/26

12:25 pm-8:09 pm

1 stop6h 44m

Dayton

sáb. 9/27

9:00 am-12:28 pm

1 stop4h 28m

$289

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

dom. 9/21

6:35 am-11:07 am

1 stop3h 32m

Dayton

dom. 9/28

9:00 am-2:27 pm

1 stop6h 27m

$309

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

mié. 9/3

6:35 am-1:14 pm

1 stop5h 39m

Dayton

dom. 9/7

9:00 am-12:25 pm

1 stop4h 25m

$314

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

jue. 10/16

7:16 am-11:55 am

1 stop3h 39m

Dayton

dom. 10/19

5:19 pm-11:58 pm

1 stop7h 39m

$383

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

mar. 9/2

10:16 am-6:47 pm

2 stops7h 31m

Dayton

sáb. 9/6

6:00 am-9:16 am

1 stop4h 16m

$686

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

mar. 9/2

10:16 am-6:47 pm

2 stops7h 31m

Dayton

sáb. 9/6

12:42 pm-3:52 pm

1 stop4h 10m

$697

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Dayton from

How to get the cheapest flight ticket from St. Louis to Dayton

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 Dayton?

The month of April is, on average, the cheapest month to fly to Dayton from St. Louis, with most prices found around $288. The month of May is another great option to travel to Dayton, with average flight prices from St. Louis averaging around $288.

What is the cheapest day to depart on your flight to Dayton?

The cheapest day to depart from St. Louis to Dayton is on a Saturday. Travelers who choose to depart for Dayton on a Saturday will often find tickets for as low as $258. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Dayton for around $383.

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

According to our data, the cheapest time of day to fly to Dayton is in the morning. momondo users have found flights departing from St. Louis to Dayton in the morning for as low as $287. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Dayton, so prices are often more expensive at around $370 per ticket.

When to book flights from St. Louis to Dayton

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

Cheap St. Louis to Dayton (STL to DAY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Dayton

Direct flights

None
There are no direct flights from St. Louis to Dayton. There are no popular flight routes from St. Louis to Dayton.
Search flight deals

  • How far is Lambert-St Louis to Dayton by plane?

    The distance between Lambert-St Louis and Dayton is about 330.7 mi. Typically, this will take 3h 32m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Dayton Airport?

    Prices for flights from Lambert-St Louis Airport to Dayton Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Dayton Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Dayton 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 Lambert-St Louis Airport to Dayton Airport.

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

    The necessary travel and health documents for your Dayton 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.

  • What is the most popular airline from St. Louis to Dayton?

Best airlines flying from St. Louis to Dayton

Compare and see reviews for airlines that fly from St. Louis to Dayton with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $218Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Dayton?

Book flights to Dayton if you plan to visit one of these locations
Richmond
Springfield
Troy
Fairborn
Miamisburg
Huber Heights
Xenia
Beavercreek
Sidney
Greenville
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Dayton?

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 St. Louis to Dayton for you.

Can I find flights from St. Louis to Dayton with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Dayton from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Dayton?

momondo provides multiple filters to help you find the best flight to Dayton from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Dayton from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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