What are the cheapest airlines flying from St. Louis to Dayton round-trip?

According to our current data, American Airlines ($229), Delta ($259), and United Airlines ($484) offers the cheapest pricing from St. Louis to Dayton. You may be able to fly from St. Louis to Dayton for 32% less than the average price by searching for these airlines.

What is the cheapest day to fly from St. Louis to Dayton?

Travelers seeking maximum savings on their St. Louis to Dayton flight should consider departing on Saturday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from St. Louis to Dayton?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Dayton. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from St. Louis to Dayton?

The best pricing can be found in the month of July. Prices to Dayton from St. Louis average $341. You can even find prices in July for less than $341, as users have found deals to Dayton from as low as $199. The month of March appears to be one of the more expensive times to travel to Dayton from St. Louis. Flying in the targeted month can save you up to 67%.

Most accurate provider : When it comes to deals on St. Louis-Dayton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Dayton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Dayton flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Dayton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Dayton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from St. Louis to Dayton that include hotel bookings?

Yes. In addition to deals on St. Louis to Dayton flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to Dayton?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Dayton.

Can I find deals for business class flights from St. Louis to Dayton?

Yes. Cheapflights offers flight deals from St. Louis to Dayton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$159+ Flights from St. Louis to Dayton

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1. Tell us where you want to go

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Cheap flight deals from St. Louis to Dayton

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$229 (American Airlines)
One-way from	$159 (Delta)
Popular in	March
Cheapest in	July
Average price	$573

Provider with most accurate pricing for Lambert-St Louis-Dayton flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Dayton flights.

Search Deals

From Lambert-St Louis to Dayton

Search Deals

One-way flight from Lambert-St Louis to Dayton

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($66 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

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Find flight deals from St. Louis to Dayton

Cheapest flights from St. Louis to Dayton
Explore the most affordable flight options available from St. Louis to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Fri 4/255:45 amSTL - DAY

1 stop5h 42mAmerican Airlines

Sun 4/276:30 amDAY - STL

1 stop4h 07mAmerican Airlines

Deal found 3/24

$229

Wed 5/76:00 amSTL - DAY

1 stop6h 47mDelta

Sun 5/116:00 amDAY - STL

1 stop4h 00mDelta

Deal found 3/25

$259

Thu 3/278:25 amSTL - DAY

1 stop4h 53mUnited Airlines

Sun 3/307:15 amDAY - STL

1 stop6h 05mUnited Airlines

Deal found 3/25

$289

Best flights from St. Louis to Dayton
Discover carefully curated flight deals from St. Louis to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2025.

Fri 4/255:45 amSTL - DAY

1 stop5h 42mAmerican Airlines

Sun 4/276:30 amDAY - STL

1 stop4h 07mAmerican Airlines

Deal found 3/24

$229

Wed 5/76:00 amSTL - DAY

1 stop6h 47mDelta

Sun 5/116:00 amDAY - STL

1 stop4h 00mDelta

Deal found 3/25

$259

Wed 5/79:40 amSTL - DAY

2 stops8h 13mUnited Airlines

Sun 5/1111:40 amDAY - STL

1 stop5h 07mUnited Airlines

Deal found 3/25

$484

Last-minute flights from St. Louis to Dayton
Discover last-minute flight deals from St. Louis to Dayton. Data last updated March 26, 2025 and is based on user searches.

Thu 3/278:25 amSTL - DAY

1 stop4h 53mUnited Airlines

Sun 3/307:15 amDAY - STL

1 stop6h 05mUnited Airlines

Deal found 3/25

$289

Fri 4/46:00 amSTL - DAY

1 stop5h 27mAmerican Airlines

Mon 4/712:12 pmDAY - STL

1 stop8h 17mAmerican Airlines

Deal found 3/25

$269

Fri 4/46:30 amSTL - DAY

1 stop3h 35mUnited Airlines

Mon 4/77:39 pmDAY - STL

3 stops21h 08mUnited Airlines

Deal found 3/25

$549

Fri 4/255:45 amSTL - DAY

1 stop5h 42mAmerican Airlines

Sun 4/276:30 amDAY - STL

1 stop4h 07mAmerican Airlines

Deal found 3/24

$229

Wed 4/304:17 pmSTL - DAY

1 stop6h 11mDelta

Fri 5/26:45 pmDAY - STL

1 stop5h 51mDelta

Deal found 3/25

$307

One-way flights from St. Louis to Dayton
Search for one-way flight options from St. Louis to Dayton. Find affordable one-way fares based on user searches. Data last updated March 26, 2025.

Tue 4/297:10 amSTL - DAY

1 stop6h 08mDelta

Deal found 3/25

$159

Tue 4/293:40 pmSTL - DAY

2 stops21h 37mUnited Airlines

Deal found 3/25

$252

Cheapflights Fare Finder

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

Fri 4/25

5:45 am-12:27 pm

1 stop5h 42m

Dayton

Sun 4/27

6:30 am-9:37 am

1 stop4h 07m

$229

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Wed 5/7

6:00 am-1:47 pm

1 stop6h 47m

Dayton

Sun 5/11

6:00 am-9:00 am

1 stop4h 00m

$259

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Wed 5/7

9:40 am-6:53 pm

2 stops8h 13m

Dayton

Sun 5/11

11:40 am-3:47 pm

1 stop5h 07m

$484

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Tue 4/29

7:10 am-2:18 pm

1 stop6h 08m

$159

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Tue 4/29

3:40 pm-2:17 pm

2 stops21h 37m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from St. Louis to Dayton

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Dayton in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Dayton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Dayton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Dayton flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Dayton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Dayton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Dayton

Have a flexible travel schedule? Discover the best time to fly to Dayton from St. Louis with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Dayton

What is the cheapest month to book a flight from St. Louis to Dayton?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Dayton (average of $325). Flying from St. Louis to Dayton in June is currently the most expensive (average of $429). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to DAY?

A simple way to save on the total cost of your ticket is to fly from St. Louis to Dayton in the morning. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

Rainfall in Dayton by month

In terms of precipitation, rainfall in Dayton ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit Dayton when rainfall is around 2.2 in.

Temperature in Dayton by month

If weather is an important factor for your trip to Dayton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Dayton

See what other customers who have flown with Delta, United Airlines and American Airlines from St. Louis to Dayton have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,891 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,608 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from St. Louis to Dayton round-trip?
According to our current data, American Airlines ($229), Delta ($259), and United Airlines ($484) offers the cheapest pricing from St. Louis to Dayton. You may be able to fly from St. Louis to Dayton for 32% less than the average price by searching for these airlines.
Can I find deals for flights from St. Louis to Dayton that include hotel bookings?
Yes. In addition to deals on St. Louis to Dayton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Dayton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Dayton.
Can I find deals for business class flights from St. Louis to Dayton?
Yes. Cheapflights offers flight deals from St. Louis to Dayton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Dayton?
Currently, August is the cheapest month in which you can book a flight from St. Louis to Dayton (average of $325). Flying from St. Louis to Dayton in June is currently the most expensive (average of $429). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from St. Louis to Dayton

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$217	Average$267	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$218	Average$322	FlexibilityNo cancel fee	On-time71%

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$159+ Cheap flights from St. Louis to Dayton (STL - DAY)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Dayton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Dayton

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Dayton

Cheapest flights from St. Louis to DaytonExplore the most affordable flight options available from St. Louis to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Explore the most affordable flight options available from St. Louis to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Dayton that are best for you.

Compare providers for flights from St. Louis to Dayton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Dayton in March.

Best time to book a flight from St. Louis to Dayton

Have a flexible travel schedule? Discover the best time to fly to Dayton from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Dayton

What is the cheapest month to book a flight from St. Louis to Dayton?

What is the cheapest time of day to fly from STL to DAY?

Find hourly flight availability from St. Louis to Dayton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

Rainfall in Dayton by month

Plan your trip to Dayton by taking into account the average rainfall totals by month.

Temperature in Dayton by month

Plan your trip to Dayton by taking into account the average temperature totals by month.

Reviews of airlines servicing Dayton

See what other customers who have flown with Delta, United Airlines and American Airlines from St. Louis to Dayton have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Dayton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from St. Louis to Dayton round-trip?

Can I find deals for flights from St. Louis to Dayton that include hotel bookings?

How can I find direct flights from St. Louis to Dayton?

Can I find deals for business class flights from St. Louis to Dayton?

What is the cheapest month to book a flight from St. Louis to Dayton?

Traveling to a place near St. Louis?

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Alternative routes for St. Louis to Dayton

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Top 2 airlines flying from St. Louis to Dayton

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Cheapest flights from St. Louis to Dayton
Explore the most affordable flight options available from St. Louis to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.