$127+ Cheap flights from St. Louis (STL) to Rhode Island
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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PVD
Jun 1 — Jun 81
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Rhode Island 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 St. Louis to Rhode Island
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Cheapest flights from St. Louis to Rhode IslandExplore the most affordable flight options available from St. Louis to Rhode Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.
Explore the most affordable flight options available from St. Louis to Rhode Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Sun 5/316:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Wed 5/278:00 am
PVD
- STL
1 stop16h 57m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Tue 5/268:15 am
PVD
- STL
1 stop16h 42m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/303:55 pm
STL
- BOS
Nonstop2h 45m
American Airlines
Tue 6/97:00 am
BOS
- STL
Nonstop3h 09m
American Airlines
Deal found 4/30![American Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Sat 5/165:27 pm
STL
- BOS
1 stop6h 57m
Multiple Airlines
Tue 5/199:20 am
BOS
- STL
2 stops24h 35m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 4/29. 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 8/116:00 am
STL
- BOS
1 stop5h 24m
Delta
Tue 8/114:40 pm
BOS
- STL
1 stop4h 51m
Delta
Deal found 4/29![Delta logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Fri 5/229:06 pm
STL
- BOS
2 stops23h 36m
Multiple Airlines
Fri 5/296:00 am
BOS
- STL
1 stop27h 55m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 6/55:27 pm
STL
- PVD
2 stops21h 18m
Multiple Airlines
Sun 6/76:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Thu 5/143:33 pm
STL
- BOS
2 stops16h 39m
Frontier
Sun 5/1710:07 am
BOS
- STL
1 stop15h 14m
Frontier
Deal found 4/30![Frontier logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Thu 5/286:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Wed 5/136:51 pm
STL
- BOS
2 stops29h 33m
Multiple Airlines
Mon 5/187:00 am
BOS
- STL
1 stop18h 21m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 5/294:19 pm
STL
- PVD
1 stop21h 23m
Multiple Airlines
Sun 5/316:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$341
Best flights from St. Louis to Rhode IslandDiscover carefully curated flight deals from St. Louis to Rhode Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 2, 2026.
Discover carefully curated flight deals from St. Louis to Rhode Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 5/294:19 pm
STL
- PVD
1 stop21h 23m
Multiple Airlines
Sun 5/316:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 4/30. 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.
Thu 5/287:35 am
STL
- BOS
1 stop6h 35m
Southwest
Sat 6/69:20 am
BOS
- STL
Nonstop2h 55m
Southwest
Deal found 4/30![Southwest logo]()
$363
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 6/136:21 am
STL
- PVD
1 stop6h 28m
Delta
Wed 6/245:29 pm
PVD
- STL
1 stop7h 27m
Delta
Deal found 4/30![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Tue 6/25:29 pm
STL
- BOS
1 stop6h 45m
United Airlines
Wed 6/36:00 am
BOS
- STL
1 stop7h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 4/27. 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 6/91:15 pm
STL
- BOS
Nonstop2h 35m
Southwest
Fri 6/125:35 am
BOS
- STL
Nonstop2h 50m
Southwest
Deal found 4/27![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 7/86:30 am
STL
- PVD
1 stop4h 33m
Delta
Sat 7/115:30 am
PVD
- STL
1 stop5h 01m
Delta
Deal found 4/28![Delta logo]()
$427
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/306:00 am
STL
- BOS
2 stops8h 23m
United Airlines
Tue 6/95:00 pm
BOS
- STL
1 stop5h 16m
United Airlines
Deal found 4/28![United Airlines logo]()
$450
This Southwest deal was found by Cheapflights users on 4/27. 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 7/74:00 pm
STL
- PVD
1 stop4h 25m
Southwest
Tue 7/147:00 am
PVD
- STL
1 stop6h 35m
Southwest
Deal found 4/27![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 4/27. 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 7/1210:19 am
STL
- PVD
1 stop4h 54m
Delta
Fri 7/175:29 pm
PVD
- STL
1 stop7h 24m
Delta
Deal found 4/27![Delta logo]()
$427
This Southwest deal was found by Cheapflights users on 4/29. 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 8/201:10 pm
STL
- PVD
1 stop4h 50m
Southwest
Sun 8/237:25 am
PVD
- STL
2 stops9h 25m
Southwest
Deal found 4/29![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 6/1011:13 am
STL
- PVD
2 stops11h 07m
Delta
Mon 6/225:29 pm
PVD
- STL
1 stop7h 27m
Delta
Deal found 4/30![Delta logo]()
$451
This Southwest deal was found by Cheapflights users on 4/28. 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 6/278:45 pm
STL
- BOS
Nonstop2h 30m
Southwest
Sun 7/58:00 am
BOS
- STL
1 stop8h 00m
Southwest
Deal found 4/28![Southwest logo]()
$446
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 7/115:42 pm
STL
- BOS
1 stop6h 38m
Delta
Fri 7/175:30 am
BOS
- STL
1 stop5h 13m
Delta
Deal found 4/30![Delta logo]()
$456
This Southwest deal was found by Cheapflights users on 4/27. 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.
Sun 7/53:45 pm
STL
- BOS
2 stops8h 10m
Southwest
Sat 8/15:50 am
BOS
- STL
Nonstop2h 55m
Southwest
Deal found 4/27![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 4/30. 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.
Fri 7/317:55 pm
STL
- BOS
Nonstop2h 30m
Southwest
Mon 8/105:00 am
BOS
- STL
Nonstop2h 50m
Southwest
Deal found 4/30![Southwest logo]()
$461
This Southwest deal was found by Cheapflights users on 5/1. 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.
Sun 7/128:00 pm
STL
- BOS
Nonstop2h 30m
Southwest
Fri 7/175:35 am
BOS
- STL
Nonstop2h 50m
Southwest
Deal found 5/1![Southwest logo]()
$461
This Southwest deal was found by Cheapflights users on 4/29. 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 8/277:00 am
STL
- BOS
Nonstop2h 35m
Southwest
Sun 8/305:30 am
BOS
- STL
Nonstop2h 50m
Southwest
Deal found 4/29![Southwest logo]()
$461
This Southwest deal was found by Cheapflights users on 4/27. 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.
Sun 7/128:55 pm
STL
- PVD
1 stop11h 55m
Southwest
Fri 7/179:25 am
PVD
- STL
2 stops12h 25m
Southwest
Deal found 4/27![Southwest logo]()
$483
Last-minute flights from St. Louis to Rhode IslandDiscover last-minute flight deals from St. Louis to Rhode Island. Data last updated May 2, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Rhode Island. Data last updated May 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Wed 5/136:51 pm
STL
- BOS
2 stops29h 33m
Multiple Airlines
Mon 5/187:00 am
BOS
- STL
1 stop18h 21m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Thu 5/143:33 pm
STL
- BOS
2 stops16h 39m
Frontier
Sun 5/1710:07 am
BOS
- STL
1 stop15h 14m
Frontier
Deal found 4/30![Frontier logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Sat 5/165:27 pm
STL
- BOS
1 stop6h 57m
Multiple Airlines
Tue 5/199:20 am
BOS
- STL
2 stops24h 35m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 4/27. 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 5/196:00 am
STL
- BOS
1 stop5h 20m
Delta
Tue 5/195:15 pm
BOS
- STL
1 stop4h 54m
Delta
Deal found 4/27![Delta logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Fri 5/229:06 pm
STL
- BOS
2 stops23h 36m
Multiple Airlines
Fri 5/296:00 am
BOS
- STL
1 stop27h 55m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Sun 5/316:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Wed 5/278:00 am
PVD
- STL
1 stop16h 57m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Tue 5/268:15 am
PVD
- STL
1 stop16h 42m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Thu 5/286:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 5/294:19 pm
STL
- PVD
1 stop21h 23m
Multiple Airlines
Sun 5/316:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/303:55 pm
STL
- BOS
Nonstop2h 45m
American Airlines
Tue 6/97:00 am
BOS
- STL
Nonstop3h 09m
American Airlines
Deal found 4/30![American Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 6/55:27 pm
STL
- PVD
2 stops21h 18m
Multiple Airlines
Sun 6/76:25 am
PVD
- STL
1 stop18h 32m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$338
One-way flights from St. Louis to Rhode IslandSearch for one-way flight options from St. Louis to Rhode Island. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
Search for one-way flight options from St. Louis to Rhode Island. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
This Frontier deal was found by Cheapflights users on 5/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:27 pm
STL
- BOS
1 stop6h 57m
Frontier
Deal found 5/1![Frontier logo]()
$127
This Expedia deal was found by Cheapflights users on 4/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:31 pm
STL
- BOS
1 stop12h 21m
Frontier
Deal found 4/27![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Wed 5/275:27 pm
STL
- BOS
1 stop13h 22m
Frontier
Deal found 4/29![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/286:33 pm
STL
- BOS
2 stops15h 33m
Frontier
Deal found 4/29![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 6/236:31 pm
STL
- BOS
2 stops15h 34m
Frontier
Deal found 4/29![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/146:55 pm
STL
- BOS
2 stops37h 17m
Frontier
Deal found 4/28![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 5/305:27 pm
STL
- BOS
2 stops40h 39m
Frontier
Deal found 5/1![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/244:52 pm
STL
- BOS
1 stop7h 31m
Frontier
Deal found 4/30![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 5/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:06 pm
STL
- BOS
1 stop7h 21m
Frontier
Deal found 5/1![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Sat 5/235:27 pm
STL
- PVD
2 stops28h 22m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 8/46:33 pm
STL
- PVD
2 stops28h 12m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$193
This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 5/234:00 pm
STL
- PVD
1 stop6h 57m
Delta
Deal found 4/27![Delta logo]()
$203
Find flight deals from St. Louis to Rhode Island
Keep the following information in mind while searching for St. Louis to Rhode Island flight deals. Data was last updated May 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $312 (Kiwi.com) |
One-way from | $127 (Frontier) |
Popular in | February |
Cheapest in | September |
Average price | $437 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Rhode Island 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 May 2, 2026.
Use the filters below to find and compare flights from St. Louis to Rhode Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisProvidence
STL - PVD
STLPVD
Lambert-St Louis
Fri 5/29
4:19 pm-2:42 pm
1 stop21h 23m
Providence-TFGreen
Sun 5/31
6:25 am-11:57 pm
1 stop18h 32m
$341
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Thu 5/28
7:35 am-3:10 pm
1 stop6h 35m
Boston Logan Intl
Sat 6/6
9:20 am-11:15 am
Nonstop2h 55m
$363
St. LouisProvidence
STL - PVD
STLPVD
Lambert-St Louis
Sat 6/13
6:21 am-1:49 pm
1 stop6h 28m
Providence-TFGreen
Wed 6/24
5:29 pm-11:56 pm
1 stop7h 27m
$389
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Tue 6/9
1:15 pm-4:50 pm
Nonstop2h 35m
Boston Logan Intl
Fri 6/12
5:35 am-7:25 am
Nonstop2h 50m
$389
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Tue 6/2
5:29 pm-1:14 am
1 stop6h 45m
Boston Logan Intl
Wed 6/3
6:00 am-12:11 pm
1 stop7h 11m
$427
St. LouisProvidence
STL - PVD
STLPVD
Lambert-St Louis
Wed 7/8
6:30 am-12:03 pm
1 stop4h 33m
Providence-TFGreen
Sat 7/11
5:30 am-9:31 am
1 stop5h 01m
$427
St. LouisProvidence
STL - PVD
STLPVD
Lambert-St Louis
Tue 7/7
4:00 pm-9:25 pm
1 stop4h 25m
Providence-TFGreen
Tue 7/14
7:00 am-12:35 pm
1 stop6h 35m
$427
St. LouisProvidence
STL - PVD
STLPVD
Lambert-St Louis
Sun 7/12
10:19 am-4:13 pm
1 stop4h 54m
Providence-TFGreen
Fri 7/17
5:29 pm-11:53 pm
1 stop7h 24m
$427
St. LouisProvidence
STL - PVD
STLPVD
Lambert-St Louis
Thu 8/20
1:10 pm-7:00 pm
1 stop4h 50m
Providence-TFGreen
Sun 8/23
7:25 am-3:50 pm
2 stops9h 25m
$432
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Sat 6/27
8:45 pm-12:15 am
Nonstop2h 30m
Boston Logan Intl
Sun 7/5
8:00 am-3:00 pm
1 stop8h 00m
$446
Showing 1-10 of 39 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Rhode Island
Have a flexible travel schedule? Discover the best time to fly to Rhode Island from St. Louis with our price prediction graph.
STL-BOS
STL-PVD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Rhode Island
STL-USRI
STL-BOS
STL-PVD
How much does it cost to fly round-trip from St. Louis to Rhode Island?
Reviews of airlines servicing Rhode Island
Get insights into the airlines that provide service to Rhode Island. 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 Rhode Island. Reviews last updated May 2, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andAmerican Airlines from St. Louis to Rhode Island by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Rhode Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Rhode Island
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Complete your trip
Complete your trip to Rhode Island by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Rhode Island flights
Browse other St. Louis and Rhode Island flight options. Last updated on May 2, 2026.
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St. Louis to Rhode Island flights
Consider these flights traveling from St. Louis to Rhode Island.
Top 3 airlines flying from St. Louis to Rhode Island
Discover the top 3 airlines that operate flights from St. Louis to Rhode Island. 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 May 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$426 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$316 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$341 | Average$404 | FlexibilityNo cancel fee | On-timeN/A |