$128+ Cheap flights from Richmond to St. Louis (RIC - STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
RIC — STL
Oct 4 — Oct 111
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Richmond to St. Louis with Cheapflights
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
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Richmond to St. Louis
Cheapest
Best
Last-minute
One-way
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 4, 2026.
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 4, 2026.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:36 pm -
1 stop7h 18m
Thu 10/227:20 pm -
1 stop4h 10m
Deal found 9/3![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:15 pm -
1 stop6h 05m
Tue 10/202:20 pm -
2 stops6h 50m
Deal found 9/2![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:50 pm -
2 stops6h 15m
Thu 10/292:30 pm -
2 stops8h 25m
Deal found 9/3![Southwest logo]()
$275
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:30 am -
1 stop4h 55m
Wed 10/217:00 am -
1 stop6h 02m
Deal found 9/3![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 pm -
1 stop6h 05m
Tue 10/202:25 pm -
2 stops6h 45m
Deal found 9/3![Southwest logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:30 pm -
2 stops17h 40m
Thu 9/246:39 pm -
1 stop21h 17m
Deal found 9/1![Multiple Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:30 am -
1 stop4h 59m
Thu 10/85:00 am -
1 stop5h 05m
Deal found 9/3![American Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:17 pm -
1 stop4h 42m
Tue 10/203:30 pm -
1 stop6h 53m
Deal found 9/2![American Airlines logo]()
$305
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:15 pm -
1 stop4h 10m
Mon 10/52:30 pm -
2 stops8h 25m
Deal found 9/2![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:40 am -
1 stop4h 20m
Thu 9/246:54 pm -
1 stop4h 49m
Deal found 9/1![Delta logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:50 pm -
1 stop8h 23m
Wed 10/286:44 pm -
2 stops19h 09m
Deal found 9/4![Frontier logo]()
$329
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:30 am -
1 stop4h 39m
Wed 10/2110:14 am -
1 stop6h 55m
Deal found 9/3![Delta logo]()
$331
Best flights from Richmond to St. LouisDiscover 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 4, 2026.
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 4, 2026.
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:23 pm -
1 stop6h 19m
Mon 10/55:00 am -
1 stop5h 06m
Deal found 9/2![American Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:30 am -
1 stop6h 21m
Mon 10/197:20 pm -
1 stop4h 10m
Deal found 9/1![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:15 am -
2 stops6h 55m
Sat 10/312:55 pm -
2 stops7h 25m
Deal found 9/1![Southwest logo]()
$341
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:20 am -
1 stop6h 53m
Mon 10/51:29 pm -
1 stop6h 41m
Deal found 9/3![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:07 am -
1 stop6h 21m
Thu 10/227:20 pm -
1 stop4h 10m
Deal found 9/3![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:15 am -
1 stop4h 50m
Fri 9/252:20 pm -
1 stop6h 00m
Deal found 9/1![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:15 pm -
1 stop6h 00m
Thu 10/82:30 pm -
2 stops8h 25m
Deal found 9/3![Southwest logo]()
$356
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:00 pm -
1 stop4h 35m
Sun 9/276:00 am -
1 stop7h 09m
Deal found 8/30![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:05 pm -
1 stop9h 15m
Sun 10/115:45 am -
1 stop3h 50m
Deal found 9/4![Southwest logo]()
$376
This Delta deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 am -
1 stop4h 39m
Mon 10/126:47 am -
1 stop4h 20m
Deal found 9/4![Delta logo]()
$391
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:15 pm -
1 stop6h 40m
Sat 11/285:20 am -
1 stop4h 35m
Deal found 8/31![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:25 pm -
1 stop6h 20m
Tue 9/2212:50 pm -
2 stops7h 00m
Deal found 9/3![Southwest logo]()
$503
Last-minute flights from Richmond to St. LouisDiscover last-minute flight deals from Richmond to St. Louis. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Richmond to St. Louis. Data last updated September 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:30 pm -
2 stops17h 40m
Thu 9/246:39 pm -
1 stop21h 17m
Deal found 9/1![Multiple Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:40 am -
1 stop4h 20m
Thu 9/246:54 pm -
1 stop4h 49m
Deal found 9/1![Delta logo]()
$322
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:30 am -
1 stop4h 59m
Thu 10/85:00 am -
1 stop5h 05m
Deal found 9/3![American Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:15 pm -
1 stop4h 10m
Mon 10/52:30 pm -
2 stops8h 25m
Deal found 9/2![Southwest logo]()
$318
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 am -
1 stop6h 22m
Tue 10/2011:35 am -
1 stop4h 46m
Deal found 9/2![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:15 pm -
1 stop6h 05m
Tue 10/202:20 pm -
2 stops6h 50m
Deal found 9/2![Southwest logo]()
$270
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:17 pm -
1 stop4h 42m
Tue 10/203:30 pm -
1 stop6h 53m
Deal found 9/2![American Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:30 am -
1 stop6h 21m
Mon 10/197:20 pm -
1 stop4h 10m
Deal found 9/1![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 pm -
1 stop6h 05m
Mon 10/192:30 pm -
2 stops8h 25m
Deal found 9/1![Southwest logo]()
$300
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:30 am -
1 stop4h 39m
Mon 10/192:25 pm -
1 stop6h 54m
Deal found 9/3![Delta logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:50 pm -
1 stop8h 23m
Wed 10/286:44 pm -
2 stops19h 09m
Deal found 9/4![Frontier logo]()
$329
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:50 pm -
2 stops6h 15m
Thu 10/292:30 pm -
2 stops8h 25m
Deal found 9/3![Southwest logo]()
$275
One-way flights from Richmond to St. LouisSearch for one-way flight options from Richmond to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Richmond to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:30 pm -
2 stops17h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$128
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:00 pm -
1 stop4h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$133
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:15 pm -
1 stop5h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Delta logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:51 pm -
2 stops21h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Multiple Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:25 pm -
1 stop4h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Southwest logo]()
$181
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:53 pm -
1 stop5h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/113:50 pm -
2 stops26h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$198
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:25 pm -
2 stops6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Southwest logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:51 pm -
2 stops42h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:50 pm -
2 stops26h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$209
Find flight deals from Richmond to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Richmond (RIC) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $265 (Delta) |
One-way from | $128 (Kiwi.com) |
Popular in | September |
Cheapest in | October |
Average price | $570 |
Cheapflights Fare Finder
Customize your flight search to find flights from Richmond to St. Louis 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, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
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
Cheapest round-trip
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Sun 11/1
3:51 pm-11:16 pm
1 stop8h 25m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$131
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Tue 10/6
8:30 pm-1:10 pm
2 stops17h 40m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$131
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Sat 10/10
6:00 am-9:42 am
1 stop4h 42m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$133
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Wed 9/23
3:30 pm-9:15 pm
1 stop6h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$133
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Mon 10/5
7:20 pm-11:42 pm
1 stop5h 22m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$133
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Tue 10/6
5:00 pm-8:51 pm
1 stop4h 51m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$133
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Fri 10/9
7:15 pm-11:54 pm
1 stop5h 39m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$163
Quickest round-trip
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Mon 11/2
8:25 pm-12:05 am
1 stop4h 40m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$181
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Fri 9/11
6:53 pm-11:38 pm
1 stop5h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$196
RichmondSt. Louis
RIC Richmond Byrd Intl - STL Lambert-St Louis
RICSTL
Richmond Byrd Intl
Fri 9/11
4:25 pm-10:10 pm
2 stops6h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$201
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Richmond to St. Louis
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 Richmond to St. Louis in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Richmond-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Richmond-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Richmond-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Richmond-St. Louis 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 Richmond-St. Louis 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 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.
RIC-STL
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 31 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, October is the cheapest month in which you can book a flight from Richmond to St. Louis (average of $286). Flying from Richmond to St. Louis in September is currently the most expensive (average of $570). 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.
How much does it cost to fly round-trip from Richmond to St. Louis?
Airfare is below average for this route at the moment.
Richmond to St. Louis flights typically cost between $477 and $605 in October.The cheapest round-trip price found within the last 5 days was $265 on United Airlines (Oct 15-Oct 20).
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated September 4, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited 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.
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Richmond
Popular flights
St. Louis flight routes
Alternative routes for Richmond to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Richmond to St. Louis by cabin class
Find flights from Richmond to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Richmond and St. Louis flights
Browse other Richmond and St. Louis flight options. Last updated on September 4, 2026.
Other flights from Richmond
Browse through other flights departing from Richmond. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Top 4 airlines flying from Richmond to St. Louis
Discover the top 4 airlines that operate flights from Richmond to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$402 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$264 | Average$404 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$296 | Average$441 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$366 | Average$573 | FlexibilityNo cancel fee | On-time69% |