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$114+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — STL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Mytrip)

One-way from

$114
(Mytrip)

Popular in

March

Cheapest in

September

Average price

$442
Provider with most accurate pricing for Boston Logan Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Lambert-St Louis flights.
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From Rhode Island to Lambert-St Louis
Search Deals
One-way flight from Rhode Island to Lambert-St Louis
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Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. 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 4/177:00 amPVD - STL
1 stop6h 56mDelta
Mon 4/214:05 pmSTL - PVD
1 stop6h 52mDelta
Deal found 2/19$297
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/69:17 pmBOS - STL
2 stops22h 24mMultiple Airlines
Mon 3/106:30 amSTL - BOS
2 stops27h 50mMultiple Airlines
Deal found 2/20$298
This American Airlines deal was found by Cheapflights users on 2/19. 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 3/66:00 amPVD - STL
1 stop7h 42mAmerican Airlines
Wed 3/125:06 amSTL - PVD
2 stops7h 44mAmerican Airlines
Deal found 2/19$302
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/61:39 pmBOS - STL
1 stop9h 35mAmerican Airlines
Mon 3/109:28 amSTL - BOS
Nonstop2h 33mAmerican Airlines
Deal found 2/20$303
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/226:00 amBOS - STL
1 stop18h 43mFrontier
Mon 2/245:20 pmSTL - BOS
1 stop6h 24mFrontier
Deal found 2/20$313
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/19:59 amBOS - STL
3 stops29h 43mSpirit Airlines
Tue 3/44:00 pmSTL - BOS
3 stops28h 16mSpirit Airlines
Deal found 2/19$315
This Delta deal was found by Cheapflights users on 2/20. 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 4/245:30 amBOS - STL
1 stop4h 58mDelta
Sat 5/37:10 amSTL - BOS
1 stop6h 38mDelta
Deal found 2/20$318
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 3/116:00 amBOS - STL
2 stops9h 23mUnited Airlines
Wed 3/121:05 pmSTL - BOS
1 stop5h 20mUnited Airlines
Deal found 2/20$323
This Southwest deal was found by Cheapflights users on 2/20. 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 3/66:55 amBOS - STL
Nonstop3h 05mSouthwest
Thu 3/68:50 pmSTL - BOS
Nonstop2h 30mSouthwest
Deal found 2/20$343
This Southwest deal was found by Cheapflights users on 2/20. 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 4/216:00 pmPVD - STL
1 stop5h 45mSouthwest
Wed 4/236:25 amSTL - PVD
2 stops8h 15mSouthwest
Deal found 2/20$367
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/195:45 amPVD - STL
1 stop5h 23mUnited Airlines
Wed 3/266:30 amSTL - PVD
2 stops6h 32mUnited Airlines
Deal found 2/19$383
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/182:36 pmPVD - STL
3 stops46h 09mMultiple Airlines
Fri 3/219:50 amSTL - PVD
3 stops22h 17mMultiple Airlines
Deal found 2/19$435

Find flights from Rhode Island to St. Louis within your budget

Customize your flight search to find flights from Rhode Island 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Rhode Island

Fly to

St. Louis

Route

Depart

Return

Price

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Thu 4/17

7:00 am-12:56 pm

1 stop6h 56m

Lambert-St Louis

Mon 4/21

4:05 pm-11:57 pm

1 stop6h 52m

$297

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 3/6

9:17 pm-6:41 pm

2 stops22h 24m

Lambert-St Louis

Mon 3/10

6:30 am-11:20 am

2 stops27h 50m

$298

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Thu 3/6

6:00 am-12:42 pm

1 stop7h 42m

Lambert-St Louis

Wed 3/12

5:06 am-1:50 pm

2 stops7h 44m

$302

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 3/6

1:39 pm-10:14 pm

1 stop9h 35m

Lambert-St Louis

Mon 3/10

9:28 am-1:01 pm

Nonstop2h 33m

$303

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 4/24

5:30 am-9:28 am

1 stop4h 58m

Lambert-St Louis

Sat 5/3

7:10 am-2:48 pm

1 stop6h 38m

$318

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Fri 3/7

2:51 pm-9:09 am

2 stops19h 18m

Lambert-St Louis

Sun 3/9

5:38 pm-9:20 pm

2 stops26h 42m

$319

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Tue 3/11

6:00 am-2:23 pm

2 stops9h 23m

Lambert-St Louis

Wed 3/12

1:05 pm-7:25 pm

1 stop5h 20m

$323

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 4/10

6:00 am-11:46 pm

1 stop18h 46m

Lambert-St Louis

Fri 4/11

4:57 pm-12:47 am

1 stop6h 50m

$336

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Mon 3/10

6:55 am-9:00 am

Nonstop3h 05m

Lambert-St Louis

Thu 3/13

8:50 pm-12:20 am

Nonstop2h 30m

$340

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

Mon 4/21

6:00 pm-10:45 pm

1 stop5h 45m

Lambert-St Louis

Wed 4/23

6:25 am-3:40 pm

2 stops8h 15m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 24 results
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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.

Travel insights for flights from Rhode Island to St. Louis

Get recent, data-driven insights about flights from Rhode Island to St. Louis including ideal travel times, pricing trends, and more.

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?

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 February 20, 2025.

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.

Rainfall in St. Louis by month

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

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.

Temperature in St. Louis by month

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

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).

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 February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Rhode Island to St. Louis to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    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.

  • 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 $114. However, be on the lookout for offers from Delta and Frontier, 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

Traveling to a place near Rhode Island?

Book flights to Rhode Island if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Alternative routes for Rhode Island to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Rhode Island to St. Louis

Discover the top 3 airlines that operate flights from Rhode Island 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$271Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$274Average$385FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$386FlexibilityNo cancel feeOn-time63%
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