What is the cheapest airline that flies from Lambert-St Louis to Dayton?

Delta is the most popular carrier operating from Lambert-St Louis to Dayton

What airlines fly to Dayton?

Southwest, American Airlines and Delta are the top three most popular airlines that fly to Dayton from St. Louis according to our data. Southwest is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Dayton. Keep in mind that there are 4 different airlines that fly to Dayton on a routine basis, so you have a few additional options to choose from.

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?

As of December 2025, there are 2 operators available to choose from 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.

$194 Cheap Flights from St. Louis to Dayton in 2025/26

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Find the cheapest flights from St. Louis to Dayton

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:50 am

STL

DAY

3h 50m1 stop

4:00 pm - 7:27 pm

DAY

STL

4h 27m1 stop

$249Delta

Sat, Jan 24 - Sat, Jan 31

11:05 am - 7:57 pm

STL

DAY

7h 52m2 stops

10:16 am - 1:09 pm

DAY

STL

3h 53m1 stop

$254American Airlines

Sat, Jan 24 - Sat, Jan 31

6:00 am - 10:50 am

STL

DAY

3h 50m1 stop

6:47 pm - 11:39 pm

DAY

STL

5h 52m1 stop

$259Delta

Fri, Jan 9 - Tue, Jan 13

11:05 am - 9:08 pm

STL

DAY

9h 03m2 stops

11:13 am - 6:13 pm

DAY

STL

8h 00m2 stops

$294American Airlines

Sat, Jan 24 - Sat, Jan 31

3:11 pm - 10:02 pm

STL

DAY

5h 51m1 stop

5:47 pm - 10:58 pm

DAY

STL

6h 11m1 stop

$319United Airlines

Thu, Jan 8 - Mon, Jan 12

9:57 am - 5:04 pm

STL

DAY

6h 07m1 stop

9:05 am - 2:30 pm

DAY

STL

6h 25m1 stop

$339United Airlines

Thu, Jan 8 - Thu, Jan 15

6:05 am - 11:59 am

STL

DAY

4h 54m1 stop

7:05 am - 9:25 am

DAY

STL

3h 20m1 stop

$373American Airlines

Fri, Apr 17 - Sun, Apr 26

11:20 am - 5:03 pm

STL

DAY

4h 43m1 stop

7:00 am - 11:02 am

DAY

STL

5h 02m1 stop

$393United Airlines

Wed, Jan 7 - Sat, Jan 10

8:05 am - 1:23 pm

STL

DAY

4h 18m1 stop

10:50 am - 4:03 pm

DAY

STL

6h 13m1 stop

$413United Airlines

Wed, Jan 7 - Sat, Jan 10

6:00 am - 2:55 pm

STL

DAY

7h 55m1 stop

11:13 am - 6:16 pm

DAY

STL

8h 03m2 stops

$473American Airlines

Fri, Jan 9 - Tue, Jan 13

United Airlines flights from St. Louis to Dayton

Our best United Airlines deals on St. Louis to Dayton flight tickets

United Airlines

Jan 8

STL3:11 pmLambert-St Louis

5h 51m

1 stop

DAY10:02 pmDayton

Jan 12

DAY5:47 pmDayton

6h 11m

1 stop

STL10:58 pmLambert-St Louis

$319

Find similar

United Airlines

Jan 8

STL9:57 amLambert-St Louis

6h 07m

1 stop

DAY5:04 pmDayton

Jan 15

DAY9:05 amDayton

6h 25m

1 stop

STL2:30 pmLambert-St Louis

$339

Find similar

United Airlines

Jan 7

STL4:49 pmLambert-St Louis

4h 12m

1 stop

DAY10:01 pmDayton

Jan 10

DAY7:00 amDayton

5h 02m

1 stop

STL11:02 amLambert-St Louis

$393

Find similar

Delta flights from St. Louis to Dayton

Our best Delta deals on St. Louis to Dayton flight tickets

Delta

Jan 24

STL6:00 amLambert-St Louis

3h 50m

1 stop

DAY10:50 amDayton

Jan 31

DAY4:00 pmDayton

4h 27m

1 stop

STL7:27 pmLambert-St Louis

$249

Find similar

Delta

Jan 9

STL6:00 amLambert-St Louis

3h 50m

1 stop

DAY10:50 amDayton

Jan 13

DAY6:47 pmDayton

5h 52m

1 stop

STL11:39 pmLambert-St Louis

$259

Find similar

Delta

Jan 6

STL9:59 amLambert-St Louis

6h 59m

1 stop

DAY5:58 pmDayton

Jan 7

DAY6:00 amDayton

6h 05m

1 stop

STL11:05 amLambert-St Louis

$617

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Sat 1/24

6:00 am-10:50 am

1 stop3h 50m

Dayton

Sat 1/31

4:00 pm-7:27 pm

1 stop4h 27m

$249

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Sat 1/24

11:05 am-7:57 pm

2 stops7h 52m

Dayton

Sat 1/31

10:16 am-1:09 pm

1 stop3h 53m

$254

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Fri 1/9

6:00 am-10:50 am

1 stop3h 50m

Dayton

Tue 1/13

6:47 pm-11:39 pm

1 stop5h 52m

$259

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Sat 1/24

11:05 am-9:08 pm

2 stops9h 03m

Dayton

Sat 1/31

11:13 am-6:13 pm

2 stops8h 00m

$294

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Thu 1/8

3:11 pm-10:02 pm

1 stop5h 51m

Dayton

Mon 1/12

5:47 pm-10:58 pm

1 stop6h 11m

$319

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Thu 1/8

9:57 am-5:04 pm

1 stop6h 07m

Dayton

Thu 1/15

9:05 am-2:30 pm

1 stop6h 25m

$339

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Fri 4/17

6:05 am-11:59 am

1 stop4h 54m

Dayton

Sun 4/26

7:05 am-9:25 am

1 stop3h 20m

$373

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Wed 1/7

11:20 am-5:03 pm

1 stop4h 43m

Dayton

Sat 1/10

7:00 am-11:02 am

1 stop5h 02m

$393

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Wed 1/7

8:05 am-1:23 pm

1 stop4h 18m

Dayton

Sat 1/10

10:50 am-4:03 pm

1 stop6h 13m

$413

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Fri 1/9

6:00 am-2:55 pm

1 stop7h 55m

Dayton

Tue 1/13

11:13 am-6:16 pm

2 stops8h 03m

$473

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Dayton?

The month of August is, on average, the cheapest month to fly to Dayton from St. Louis, with most prices found around $273. The month of April 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

Fastest flight time	4h 04m
Direct flights	None

The fastest flight from St. Louis to Dayton takes 4h 04m

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 4h 04m 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?
As of December 2025, there are 2 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from St. Louis to Dayton is American Airlines (72% of total bookings). The next most popular airline is United Airlines (28%).

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
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 9,115 reviews		Search United Airlines flights
American Airlines	PriceFrom $228	Free Cancellation	Rating 7.2 11,061 reviews		Search American Airlines flights

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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.