How long is the flight from Rhode Island to St. Louis?

Airlines like United Airlines, Delta, and Southwest fly from Rhode Island to St. Louis in about 3h 05m. The time it takes to get you to your destination can typically vary by up to 2h 29m. There are 1043 mi between Rhode Island and St. Louis. Both multi-stop and nonstop flights can be found to your destination and back.

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

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $107. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Rhode Island to St. Louis for a low price.

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 Rhode Island to St. Louis?

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

What airport do you fly into for flights to St. Louis from Rhode Island?

For a flight from Rhode Island to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Rhode Island 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.

$87+ Cheap Flights from Rhode Island to St. Louis

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Cheap flight deals from Rhode Island to St. Louis

Round-trip from	$273 (Kiwi.com)
One-way from	$87 (Kiwi.com)
Popular in	April
Cheapest in	August
Average price	$421

From Rhode Island to Lambert-St Louis

Search Deals

One-way flight from Rhode Island to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).

Search Deals

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

Search Deals

Average for round-trip flights in September 2025

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Find flight deals from Rhode Island to St. Louis

Cheapest flights from Rhode Island to St. Louis
Explore the most affordable flight options available from Rhode Island to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Fri 10/178:24 pmBOS - STL

1 stop22h 46mMultiple Airlines

Mon 10/208:21 pmSTL - BOS

2 stops15h 59mMultiple Airlines

Deal found 9/15

$273

Sat 10/188:00 amBOS - STL

1 stop9h 04mAmerican Airlines

Mon 10/207:00 pmSTL - BOS

Nonstop2h 37mAmerican Airlines

Deal found 9/15

$276

Sat 11/112:31 pmBOS - STL

1 stop23h 31mMultiple Airlines

Tue 11/47:45 pmSTL - BOS

2 stops25h 23mMultiple Airlines

Deal found 9/15

$278

Sat 10/2512:31 pmBOS - STL

1 stop22h 31mMultiple Airlines

Sun 11/911:23 amSTL - BOS

1 stop20h 37mMultiple Airlines

Deal found 9/15

$279

Wed 12/34:20 pmBOS - STL

1 stop5h 00mAmerican Airlines

Sat 12/61:59 pmSTL - BOS

1 stop9h 00mAmerican Airlines

Deal found 9/17

$280

Tue 10/72:15 pmBOS - STL

2 stops19h 52mMultiple Airlines

Thu 10/910:57 amSTL - BOS

1 stop12h 02mMultiple Airlines

Deal found 9/15

$284

Tue 10/282:15 pmBOS - STL

2 stops19h 52mMultiple Airlines

Thu 10/3010:57 amSTL - BOS

1 stop12h 02mMultiple Airlines

Deal found 9/15

$285

Tue 11/186:48 amBOS - STL

1 stop9h 14mAmerican Airlines

Sat 11/229:12 amSTL - BOS

1 stop6h 50mAmerican Airlines

Deal found 9/15

$286

Sun 12/79:00 amBOS - STL

1 stop8h 59mAmerican Airlines

Tue 12/911:50 amSTL - BOS

Nonstop2h 40mAmerican Airlines

Deal found 9/14

$287

Thu 10/99:50 amBOS - STL

1 stop25h 47mFrontier

Tue 10/217:52 pmSTL - BOS

2 stops36h 03mFrontier

Deal found 9/16

$288

Tue 10/212:15 pmBOS - STL

2 stops19h 52mMultiple Airlines

Sun 10/2610:57 amSTL - BOS

1 stop23h 19mMultiple Airlines

Deal found 9/15

$290

Wed 10/86:09 amPVD - STL

1 stop5h 40mUnited Airlines

Tue 10/143:23 pmSTL - PVD

1 stop5h 26mUnited Airlines

Deal found 9/17

$297

Best flights from Rhode Island to St. Louis
Discover carefully curated flight deals from Rhode Island to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

Tue 10/79:53 amBOS - STL

1 stop5h 34mUnited Airlines

Wed 10/85:00 amSTL - BOS

1 stop5h 02mUnited Airlines

Deal found 9/15

$297

Wed 10/86:05 amPVD - STL

1 stop5h 21mDelta

Wed 10/155:15 pmSTL - PVD

1 stop5h 43mDelta

Deal found 9/17

$297

Tue 11/112:40 pmPVD - STL

2 stops8h 40mSouthwest

Sat 11/157:55 amSTL - PVD

1 stop6h 10mSouthwest

Deal found 9/17

$317

Wed 10/86:09 amPVD - STL

1 stop5h 40mUnited Airlines

Tue 10/143:23 pmSTL - PVD

1 stop5h 26mUnited Airlines

Deal found 9/17

$297

Mon 12/812:54 pmPVD - STL

1 stop5h 15mDelta

Tue 12/911:40 amSTL - PVD

1 stop5h 06mDelta

Deal found 9/17

$312

Wed 10/225:35 amPVD - STL

2 stops9h 15mSouthwest

Thu 10/231:50 pmSTL - PVD

1 stop8h 45mSouthwest

Deal found 9/17

$317

Wed 12/36:01 amPVD - STL

1 stop7h 14mUnited Airlines

Sat 12/66:30 amSTL - PVD

1 stop7h 00mUnited Airlines

Deal found 9/17

$312

Wed 12/312:10 pmPVD - STL

1 stop4h 40mSouthwest

Sat 12/66:25 amSTL - PVD

2 stops8h 25mSouthwest

Deal found 9/17

$317

Thu 10/165:50 amPVD - STL

1 stop4h 47mDelta

Mon 10/203:59 pmSTL - PVD

1 stop6h 59mDelta

Deal found 9/17

$327

Wed 10/226:09 amPVD - STL

1 stop5h 40mUnited Airlines

Thu 10/236:30 amSTL - PVD

1 stop7h 10mUnited Airlines

Deal found 9/17

$312

Sat 10/186:05 amPVD - STL

1 stop7h 30mDelta

Mon 10/205:15 pmSTL - PVD

1 stop5h 43mDelta

Deal found 9/16

$327

Wed 12/310:20 amBOS - STL

Nonstop3h 05mSouthwest

Sat 12/68:25 amSTL - BOS

Nonstop2h 30mSouthwest

Deal found 9/17

$333

Thu 10/166:09 amPVD - STL

1 stop5h 40mUnited Airlines

Thu 10/236:30 amSTL - PVD

1 stop7h 10mUnited Airlines

Deal found 9/16

$327

Tue 10/285:30 amBOS - STL

1 stop6h 55mSouthwest

Thu 10/308:10 pmSTL - BOS

Nonstop2h 30mSouthwest

Deal found 9/16

$343

Tue 10/2112:10 pmBOS - STL

1 stop4h 57mUnited Airlines

Fri 10/2412:25 pmSTL - BOS

1 stop6h 06mUnited Airlines

Deal found 9/14

$329

Thu 10/235:00 amBOS - STL

1 stop4h 55mSouthwest

Mon 10/278:10 pmSTL - BOS

Nonstop2h 30mSouthwest

Deal found 9/16

$359

Wed 10/1511:02 amBOS - STL

1 stop5h 42mUnited Airlines

Thu 10/165:00 amSTL - BOS

1 stop5h 02mUnited Airlines

Deal found 9/15

$353

Sun 12/71:30 pmBOS - STL

Nonstop3h 05mSouthwest

Tue 12/96:10 pmSTL - BOS

Nonstop2h 30mSouthwest

Deal found 9/14

$379

Sat 11/16:00 amBOS - STL

2 stops9h 25mUnited Airlines

Sat 11/86:43 pmSTL - BOS

1 stop13h 47mUnited Airlines

Deal found 9/17

$371

Mon 12/85:45 amBOS - STL

2 stops7h 50mSouthwest

Thu 12/1110:15 amSTL - BOS

2 stops7h 55mSouthwest

Deal found 9/14

$379

Tue 10/79:53 amBOS - STL

1 stop5h 34mUnited Airlines

Fri 10/1012:25 pmSTL - BOS

1 stop6h 06mUnited Airlines

Deal found 9/14

$379

Tue 10/286:00 amBOS - STL

1 stop10h 47mUnited Airlines

Tue 11/46:30 amSTL - BOS

2 stops6h 59mUnited Airlines

Deal found 9/16

$388

Last-minute flights from Rhode Island to St. Louis
Discover last-minute flight deals from Rhode Island to St. Louis. Data last updated September 17, 2025 and is based on user searches.

Thu 10/210:53 amBOS - STL

2 stops23h 13mMultiple Airlines

Thu 10/910:57 amSTL - BOS

1 stop12h 02mMultiple Airlines

Deal found 9/15

$295

Tue 10/72:15 pmBOS - STL

2 stops19h 52mMultiple Airlines

Thu 10/910:57 amSTL - BOS

1 stop12h 02mMultiple Airlines

Deal found 9/15

$284

Wed 10/86:05 amPVD - STL

1 stop5h 21mDelta

Wed 10/155:15 pmSTL - PVD

1 stop5h 43mDelta

Deal found 9/17

$297

Wed 10/84:30 pmPVD - STL

1 stop7h 05mUnited Airlines

Tue 10/149:20 amSTL - PVD

2 stops8h 34mUnited Airlines

Deal found 9/17

$302

Thu 10/99:50 amBOS - STL

1 stop25h 47mFrontier

Tue 10/217:52 pmSTL - BOS

2 stops36h 03mFrontier

Deal found 9/16

$288

Fri 10/178:24 pmBOS - STL

1 stop22h 46mMultiple Airlines

Mon 10/208:21 pmSTL - BOS

2 stops15h 59mMultiple Airlines

Deal found 9/15

$273

Sat 10/188:00 amBOS - STL

1 stop9h 04mAmerican Airlines

Mon 10/207:00 pmSTL - BOS

Nonstop2h 37mAmerican Airlines

Deal found 9/15

$276

Mon 10/2012:49 pmBOS - STL

2 stops30h 47mMultiple Airlines

Sat 10/257:15 pmSTL - BOS

1 stop15h 01mMultiple Airlines

Deal found 9/15

$296

Tue 10/212:15 pmBOS - STL

2 stops19h 52mMultiple Airlines

Sun 10/2610:57 amSTL - BOS

1 stop23h 19mMultiple Airlines

Deal found 9/15

$290

Fri 10/248:24 pmBOS - STL

1 stop22h 46mMultiple Airlines

Mon 10/276:05 pmSTL - BOS

1 stop18h 15mMultiple Airlines

Deal found 9/15

$287

Sat 10/2512:31 pmBOS - STL

1 stop22h 31mMultiple Airlines

Sun 11/911:23 amSTL - BOS

1 stop20h 37mMultiple Airlines

Deal found 9/15

$279

Tue 10/282:15 pmBOS - STL

2 stops19h 52mMultiple Airlines

Thu 10/3010:57 amSTL - BOS

1 stop12h 02mMultiple Airlines

Deal found 9/15

$285

One-way flights from Rhode Island to St. Louis
Search for one-way flight options from Rhode Island to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 17, 2025.

Wed 10/156:16 amBOS - STL

1 stop28h 46mSpirit Airlines

Deal found 9/15

$87

Sat 12/65:45 amBOS - STL

1 stop9h 08mSpirit Airlines

Deal found 9/15

$95

Sat 11/16:16 amBOS - STL

1 stop12h 54mSpirit Airlines

Deal found 9/17

$98

Wed 10/156:16 amBOS - STL

2 stops28h 06mMultiple Airlines

Deal found 9/15

$99

Fri 10/319:55 amBOS - STL

1 stop7h 02mFrontier

Deal found 9/15

$101

Wed 10/226:16 amBOS - STL

1 stop28h 46mSpirit Airlines

Deal found 9/14

$102

Sat 11/155:45 amBOS - STL

1 stop30h 16mSpirit Airlines

Deal found 9/14

$107

Tue 10/73:00 pmBOS - STL

2 stops43h 22mMultiple Airlines

Deal found 9/15

$109

Tue 10/75:50 amPVD - STL

1 stop4h 47mDelta

Deal found 9/16

$149

Tue 10/147:00 amPVD - STL

2 stops52h 02mMultiple Airlines

Deal found 9/15

$164

Fri 9/265:41 pmPVD - STL

3 stops46h 23mMultiple Airlines

Deal found 9/16

$219

Tue 11/44:19 pmPVD - STL

1 stop7h 26mUnited Airlines

Deal found 9/15

$229

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Tue 10/7

9:53 am-2:27 pm

1 stop5h 34m

Lambert-St Louis

Wed 10/8

5:00 am-11:02 am

1 stop5h 02m

$297

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Wed 10/8

6:05 am-10:26 am

1 stop5h 21m

Lambert-St Louis

Wed 10/15

5:15 pm-11:58 pm

1 stop5h 43m

$297

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Wed 10/8

6:09 am-10:49 am

1 stop5h 40m

Lambert-St Louis

Tue 10/14

3:23 pm-9:49 pm

1 stop5h 26m

$297

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Mon 12/8

12:54 pm-5:09 pm

1 stop5h 15m

Lambert-St Louis

Tue 12/9

11:40 am-5:46 pm

1 stop5h 06m

$312

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Wed 12/3

6:01 am-12:15 pm

1 stop7h 14m

Lambert-St Louis

Sat 12/6

6:30 am-2:30 pm

1 stop7h 00m

$312

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Wed 10/22

6:09 am-10:49 am

1 stop5h 40m

Lambert-St Louis

Thu 10/23

6:30 am-2:40 pm

1 stop7h 10m

$312

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Tue 11/11

2:40 pm-10:20 pm

2 stops8h 40m

Lambert-St Louis

Sat 11/15

7:55 am-3:05 pm

1 stop6h 10m

$317

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Wed 10/22

5:35 am-1:50 pm

2 stops9h 15m

Lambert-St Louis

Thu 10/23

1:50 pm-11:35 pm

1 stop8h 45m

$317

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Wed 12/3

12:10 pm-3:50 pm

1 stop4h 40m

Lambert-St Louis

Sat 12/6

6:25 am-3:50 pm

2 stops8h 25m

$317

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Thu 10/16

5:50 am-9:37 am

1 stop4h 47m

Lambert-St Louis

Mon 10/20

3:59 pm-11:58 pm

1 stop6h 59m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 40 results

Best time to book a flight from Rhode Island to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Rhode Island to St. Louis (average of $311). Flying from Rhode Island 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 RI to STL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rhode Island to St. Louis as you normally would.

Related info for your journey

What airport do you fly into for flights to St. Louis from Rhode Island?
For a flight from Rhode Island to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.
How long is the flight from Rhode Island to St. Louis?
Airlines like United Airlines, Delta, and Southwest fly from Rhode Island to St. Louis in about 3h 05m. The time it takes to get you to your destination can typically vary by up to 2h 29m. There are 1043 mi between Rhode Island and St. Louis. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from Rhode Island to St. Louis one-way?
The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $107. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Rhode Island to St. Louis for a low price.
Can I find deals for flights from Rhode Island to St. Louis that include hotel bookings?
Yes. In addition to deals on Rhode Island to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rhode Island to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rhode Island to St. Louis.
Can I find deals for business class flights from Rhode Island to St. Louis?
Yes. Cheapflights offers flight deals from Rhode Island 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 Rhode Island to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Rhode Island to St. Louis (average of $311). Flying from Rhode Island 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 Rhode Island to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$284	Average$380	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$296	Average$386	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$296	Average$390	FlexibilityNo cancel fee	On-time71%

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$87+ Cheap flights from Rhode Island to St. Louis (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 Rhode Island to St. Louis with Cheapflights

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Cheap flight deals from Rhode Island to St. Louis

Keep the following information in mind while searching for Rhode Island to St. Louis flight deals. Data was last updated September 17, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Rhode Island to St. Louis

Cheapest flights from Rhode Island to St. LouisExplore the most affordable flight options available from Rhode Island to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Explore the most affordable flight options available from Rhode Island to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Rhode Island to St. Louis

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Rhode Island to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Related info for your journey

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

What airport do you fly into for flights to St. Louis from Rhode Island?

How long is the flight from Rhode Island to St. Louis?

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

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

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

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

What is the cheapest month to book a flight from Rhode Island 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 Rhode Island to St. Louis

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

Top 3 airlines flying from Rhode Island to St. Louis

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Cheapest flights from Rhode Island to St. Louis
Explore the most affordable flight options available from Rhode Island to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.