How long is the flight from Richmond to St. Louis?

Departing from Richmond to St. Louis will take you 5h 14m. Richmond and St. Louis are separated by a distance of 713 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Our cheapest airline available from Richmond to St. Louis is American Airlines. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are Delta and Southwest, starting at $256 and $277 round-trip. American Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Richmond to St. Louis one-way?

For one-way options, check prices for Southwest. According to our data, you can fly for as low as $92. Users have also found prices from $105 and $113 on American Airlines and Spirit Airlines, respectively.

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

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

In terms of precipitation, rainfall in St. Louis 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 St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Richmond to St. Louis?

Consider American Airlines, Delta or Southwest when booking your flight. These represent the most popular airlines when flying from Richmond to St. Louis.

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

Sunday flights are generally found to be more expensive for flights from Richmond to St. Louis. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

How far in advance should I book a flight from Richmond to St. Louis?

To save up to 260% on this flight, we recommend booking at least 27 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Richmond to St. Louis from $455 1-2 weeks out and tickets from $566 for flights departing within the next 72 hours.

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

The best pricing can be found in the month of April. Prices to St. Louis from Richmond average $389. You can even find prices in April for less than $389, as users have found deals to St. Louis from as low as $286. The month of August appears to be one of the more expensive times to travel to St. Louis from Richmond. Flying in the targeted month can save you up to 17%.

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

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

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

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

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

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

$92+ Flights from Richmond to St. Louis

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Richmond Byrd Intl to Lambert-St Louis are usually found in April or February, booked 26 days in advance, depart on a Saturday or Thursday and return on a Saturday

Cheap flight deals from Richmond to St. Louis

Round-trip from	$208 (American Airlines)
One-way from	$92 (Southwest)
Popular in	August
Cheapest in	April
Average price	$407

From Richmond Byrd Intl to Lambert-St Louis

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One-way flight from Richmond Byrd Intl to Lambert-St Louis

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Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Richmond to St. Louis

Cheapest flights from Richmond to St. Louis
Explore the most affordable flight options available from Richmond to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Wed 11/53:01 pmRIC - STL

1 stop6h 18mAmerican Airlines

Sat 11/88:39 amSTL - RIC

1 stop9h 49mAmerican Airlines

Deal found 9/10

$208

Wed 11/57:00 amRIC - STL

1 stop4h 28mAmerican Airlines

Wed 11/123:38 pmSTL - RIC

1 stop5h 23mAmerican Airlines

Deal found 9/10

$209

Thu 11/66:05 amRIC - STL

1 stop5h 58mAmerican Airlines

Sat 11/88:39 amSTL - RIC

1 stop9h 49mAmerican Airlines

Deal found 9/10

$221

Thu 10/237:01 pmRIC - STL

1 stop4h 54mAmerican Airlines

Tue 11/46:52 amSTL - RIC

1 stop6h 24mAmerican Airlines

Deal found 9/10

$222

Mon 10/207:43 pmRIC - STL

1 stop4h 58mDelta

Wed 10/226:00 amSTL - RIC

1 stop4h 21mDelta

Deal found 9/10

$226

Wed 10/295:45 amRIC - STL

1 stop29h 17mMultiple Airlines

Sun 11/27:45 pmSTL - RIC

2 stops23h 57mMultiple Airlines

Deal found 9/10

$228

Wed 10/14:20 pmRIC - STL

1 stop6h 35mSouthwest

Fri 10/34:55 pmSTL - RIC

1 stop5h 30mSouthwest

Deal found 9/10

$231

Fri 10/247:01 pmRIC - STL

1 stop4h 54mAmerican Airlines

Tue 10/286:00 amSTL - RIC

1 stop7h 49mAmerican Airlines

Deal found 9/10

$234

Thu 10/236:00 amRIC - STL

1 stop4h 37mDelta

Mon 10/276:14 pmSTL - RIC

1 stop3h 52mDelta

Deal found 9/10

$235

Wed 10/295:45 amRIC - STL

1 stop29h 17mSpirit Airlines

Sun 11/210:57 amSTL - RIC

1 stop7h 58mSpirit Airlines

Deal found 9/10

$243

Fri 10/177:43 pmRIC - STL

1 stop4h 58mDelta

Mon 10/275:15 pmSTL - RIC

1 stop6h 18mDelta

Deal found 9/10

$248

Fri 10/109:37 pmRIC - STL

1 stop19h 01mMultiple Airlines

Fri 10/176:05 pmSTL - RIC

1 stop13h 59mMultiple Airlines

Deal found 9/10

$251

Best flights from Richmond to St. Louis
Discover carefully curated flight deals from Richmond to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Wed 11/53:01 pmRIC - STL

1 stop6h 18mAmerican Airlines

Sat 11/88:39 amSTL - RIC

1 stop9h 49mAmerican Airlines

Deal found 9/10

$208

Tue 3/34:25 pmRIC - STL

1 stop5h 14mDelta

Wed 3/47:05 pmSTL - RIC

1 stop3h 52mDelta

Deal found 9/9

$217

Wed 10/14:20 pmRIC - STL

1 stop6h 35mSouthwest

Fri 10/34:55 pmSTL - RIC

1 stop5h 30mSouthwest

Deal found 9/10

$231

Sat 11/155:46 amRIC - STL

1 stop11h 26mAmerican Airlines

Mon 11/174:42 pmSTL - RIC

1 stop6h 19mAmerican Airlines

Deal found 9/11

$221

Thu 10/238:18 pmRIC - STL

1 stop4h 40mAmerican Airlines

Tue 11/43:06 pmSTL - RIC

1 stop6h 17mAmerican Airlines

Deal found 9/11

$222

Thu 10/236:26 amRIC - STL

1 stop5h 00mDelta

Fri 10/316:14 pmSTL - RIC

1 stop3h 52mDelta

Deal found 9/10

$248

Fri 10/177:43 pmRIC - STL

1 stop4h 58mDelta

Mon 10/276:52 pmSTL - RIC

1 stop4h 41mDelta

Deal found 9/9

$248

Fri 10/247:01 pmRIC - STL

1 stop4h 54mAmerican Airlines

Tue 10/286:00 amSTL - RIC

1 stop7h 49mAmerican Airlines

Deal found 9/10

$234

Thu 10/236:21 pmRIC - STL

1 stop6h 37mAmerican Airlines

Mon 10/274:34 pmSTL - RIC

1 stop6h 16mAmerican Airlines

Deal found 9/11

$235

Fri 11/147:00 amRIC - STL

1 stop4h 28mAmerican Airlines

Mon 11/176:00 amSTL - RIC

1 stop4h 21mAmerican Airlines

Deal found 9/10

$248

Fri 10/245:00 pmRIC - STL

1 stop6h 55mAmerican Airlines

Thu 11/66:00 amSTL - RIC

1 stop7h 09mAmerican Airlines

Deal found 9/10

$248

Last-minute flights from Richmond to St. Louis
Discover last-minute flight deals from Richmond to St. Louis. Data last updated September 11, 2025 and is based on user searches.

Wed 10/14:20 pmRIC - STL

1 stop6h 35mSouthwest

Fri 10/34:55 pmSTL - RIC

1 stop5h 30mSouthwest

Deal found 9/10

$231

Thu 10/98:18 pmRIC - STL

1 stop4h 40mAmerican Airlines

Tue 10/148:30 amSTL - RIC

1 stop7h 08mAmerican Airlines

Deal found 9/10

$262

Fri 10/109:37 pmRIC - STL

1 stop19h 01mMultiple Airlines

Fri 10/176:05 pmSTL - RIC

1 stop13h 59mMultiple Airlines

Deal found 9/10

$251

Fri 10/177:43 pmRIC - STL

1 stop4h 58mDelta

Mon 10/275:15 pmSTL - RIC

1 stop6h 18mDelta

Deal found 9/10

$248

Mon 10/207:43 pmRIC - STL

1 stop4h 58mDelta

Wed 10/226:00 amSTL - RIC

1 stop4h 21mDelta

Deal found 9/10

$226

Thu 10/237:01 pmRIC - STL

1 stop4h 54mAmerican Airlines

Tue 11/46:52 amSTL - RIC

1 stop6h 24mAmerican Airlines

Deal found 9/10

$222

Thu 10/236:00 amRIC - STL

1 stop4h 37mDelta

Mon 10/276:14 pmSTL - RIC

1 stop3h 52mDelta

Deal found 9/10

$235

Fri 10/247:01 pmRIC - STL

1 stop4h 54mAmerican Airlines

Tue 10/286:00 amSTL - RIC

1 stop7h 49mAmerican Airlines

Deal found 9/10

$234

Wed 10/295:45 amRIC - STL

1 stop29h 17mMultiple Airlines

Sun 11/27:45 pmSTL - RIC

2 stops23h 57mMultiple Airlines

Deal found 9/10

$228

Wed 10/295:45 amRIC - STL

1 stop29h 17mSpirit Airlines

Sun 11/210:57 amSTL - RIC

1 stop7h 58mSpirit Airlines

Deal found 9/10

$243

One-way flights from Richmond to St. Louis
Search for one-way flight options from Richmond to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Wed 10/156:30 amRIC - STL

2 stops8h 20mSouthwest

Deal found 9/11

$92

Wed 10/156:00 amRIC - STL

1 stop4h 38mAmerican Airlines

Deal found 9/11

$105

Fri 11/78:15 pmRIC - STL

2 stops39h 54mMultiple Airlines

Deal found 9/11

$109

Fri 1/97:42 pmRIC - STL

1 stop19h 11mSpirit Airlines

Deal found 9/11

$113

Wed 9/2411:15 amRIC - STL

2 stops28h 49mMultiple Airlines

Deal found 9/10

$131

Thu 10/95:45 amRIC - STL

2 stops29h 52mMultiple Airlines

Deal found 9/10

$135

Sun 12/215:12 pmRIC - STL

1 stop5h 31mUnited Airlines

Deal found 9/10

$144

Fri 10/179:37 pmRIC - STL

2 stops21h 33mSpirit Airlines

Deal found 9/11

$151

Wed 10/155:45 amRIC - STL

3 stops29h 52mMultiple Airlines

Deal found 9/11

$171

Fri 10/179:37 pmRIC - STL

3 stops36h 45mMultiple Airlines

Deal found 9/11

$177

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Wed 11/5

3:01 pm-8:19 pm

1 stop6h 18m

Lambert-St Louis

Sat 11/8

8:39 am-7:28 pm

1 stop9h 49m

$208

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Tue 3/3

4:25 pm-8:39 pm

1 stop5h 14m

Lambert-St Louis

Wed 3/4

7:05 pm-11:57 pm

1 stop3h 52m

$217

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Sat 11/15

5:46 am-4:12 pm

1 stop11h 26m

Lambert-St Louis

Mon 11/17

4:42 pm-12:01 am

1 stop6h 19m

$221

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Thu 10/23

8:18 pm-11:58 pm

1 stop4h 40m

Lambert-St Louis

Tue 11/4

3:06 pm-10:23 pm

1 stop6h 17m

$222

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Wed 10/1

4:20 pm-9:55 pm

1 stop6h 35m

Lambert-St Louis

Fri 10/3

4:55 pm-11:25 pm

1 stop5h 30m

$231

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Fri 10/24

7:01 pm-10:55 pm

1 stop4h 54m

Lambert-St Louis

Tue 10/28

6:00 am-2:49 pm

1 stop7h 49m

$234

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Thu 10/23

6:21 pm-11:58 pm

1 stop6h 37m

Lambert-St Louis

Mon 10/27

4:34 pm-11:50 pm

1 stop6h 16m

$235

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Thu 10/23

6:26 am-10:26 am

1 stop5h 00m

Lambert-St Louis

Fri 10/31

6:14 pm-11:06 pm

1 stop3h 52m

$248

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Fri 10/17

7:43 pm-11:41 pm

1 stop4h 58m

Lambert-St Louis

Mon 10/27

6:52 pm-12:33 am

1 stop4h 41m

$248

RichmondSt. Louis

RIC - STL

RICSTL

Richmond Byrd Intl

Fri 11/14

7:00 am-10:28 am

1 stop4h 28m

Lambert-St Louis

Mon 11/17

6:00 am-11:21 am

1 stop4h 21m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 22 results

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Richmond 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 Richmond to St. Louis

How far ahead should I book a flight from Richmond to St. Louis?

To ensure you get the cheapest price possible for a flight from Richmond to St. Louis, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Richmond to St. Louis (average of $311). Flying from Richmond to St. Louis in March is currently the most expensive (average of $356). 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 RIC to STL?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 11% on flights from Richmond to St. Louis by exploring options for tickets in the evening.

Reviews of airlines servicing St. Louis

Get a feel of what it's like to fly with Southwest, Delta, and American Airlines from Richmond to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,248 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,248 reviews

Southwest

8.0

Very good

4,248 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Delta

8.0

Very good

7,960 reviews

Southwest

8.0

Very good

4,248 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,248 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

How long is the flight from Richmond to St. Louis?
Departing from Richmond to St. Louis will take you 5h 14m. Richmond and St. Louis are separated by a distance of 713 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Richmond to St. Louis round-trip?
Our cheapest airline available from Richmond to St. Louis is American Airlines. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are Delta and Southwest, starting at $256 and $277 round-trip. American Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Richmond to St. Louis one-way?
For one-way options, check prices for Southwest. According to our data, you can fly for as low as $92. Users have also found prices from $105 and $113 on American Airlines and Spirit Airlines, respectively.
Can I find deals for flights from Richmond to St. Louis that include hotel bookings?
Yes. In addition to deals on Richmond to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Richmond to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Richmond to St. Louis.
Can I find deals for business class flights from Richmond to St. Louis?
Yes. Cheapflights offers flight deals from Richmond to St. Louis 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 Richmond to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Richmond to St. Louis (average of $311). Flying from Richmond to St. Louis in March is currently the most expensive (average of $356). 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.

See more FAQs

Edwardsville

O'Fallon

Fairview Heights

Maryland Heights

Collinsville

Eureka

Glencoe

St. Peters

Chesterfield

Alton

Farmington

Festus

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Top 3 airlines flying from Richmond to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$255	Average$386	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$256	Average$409	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$277	Average$366	FlexibilityNo cancel fee	On-time63%

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$92+ Cheap flights from Richmond to St. Louis (RIC - STL)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Richmond to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Richmond Byrd Intl to Lambert-St Louis are usually found in April or February, booked 26 days in advance, depart on a Saturday or Thursday and return on a Saturday

Cheap flight deals from Richmond to St. Louis

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Richmond to St. Louis

Cheapest flights from Richmond to St. LouisExplore the most affordable flight options available from Richmond to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Richmond to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

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

How far ahead should I book a flight from Richmond to St. Louis?

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

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

Reviews of airlines servicing St. Louis

Get a feel of what it's like to fly with Southwest, Delta, and American Airlines from Richmond to St. Louis by reading reviews from past customers. 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 Richmond to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Richmond to St. Louis?

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

What are the cheapest airlines to fly from Richmond to St. Louis one-way?

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

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

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

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

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Richmond to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Richmond to St. Louis

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Cheapest flights from Richmond to St. Louis
Explore the most affordable flight options available from Richmond to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.