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Cheap flights from Rhode Island to St. Louis from $74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rhode Island to St. Louis departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rhode Island to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 10:45 amPVD-STL
5h 45m1 stop
Delta Logo
10:45 am - 4:12 pmSTL-PVD
4h 27m1 stop
$261Delta
Find Deal
mié., dic. 3 - mar., dic. 9
Southwest Logo
5:55 am - 12:35 pmPVD-STL
7h 40m2 stops
Southwest Logo
8:45 am - 2:05 pmSTL-PVD
4h 20m1 stop
$266Southwest
Find Deal
mié., dic. 3 - mar., dic. 9
United Airlines Logo
6:01 am - 12:15 pmPVD-STL
7h 14m1 stop
United Airlines Logo
6:30 am - 2:30 pmSTL-PVD
7h 00m1 stop
$279United Airlines
Find Deal
jue., dic. 4 - mar., dic. 9
Multiple Airlines Logo
6:00 am - 11:01 amPVD-STL
30h 01m2 stops
Multiple Airlines Logo
5:11 pm - 12:55 pmSTL-PVD
18h 44m1 stop
$290Multiple Airlines
Find Deal
sáb., dic. 6 - mié., dic. 10
Multiple Airlines Logo
9:50 am - 10:16 amBOS-STL
25h 26m1 stop
Multiple Airlines Logo
6:42 pm - 1:20 pmSTL-BOS
17h 38m1 stop
$294Multiple Airlines
Find Deal
jue., oct. 23 - vie., oct. 24
American Airlines Logo
6:50 am - 9:04 amBOS-STL
3h 14mnonstop
American Airlines Logo
7:00 pm - 10:37 pmSTL-BOS
2h 37mnonstop
$297American Airlines
Find Deal
mié., oct. 29 - vie., oct. 31
Frontier Logo
12:20 pm - 9:07 amBOS-STL
21h 47m2 stops
Frontier Logo
3:14 pm - 12:44 amSTL-BOS
8h 30m1 stop
$305Frontier
Find Deal
lun., nov. 17 - jue., nov. 20
Frontier Logo
12:20 pm - 9:07 amBOS-STL
21h 47m2 stops
Frontier Logo
3:14 pm - 12:44 amSTL-BOS
8h 30m1 stop
$310Frontier
Find Deal
lun., nov. 17 - jue., nov. 20
American Airlines Logo
7:45 am - 10:10 amBOS-STL
3h 25mnonstop
American Airlines Logo
2:52 pm - 6:27 pmSTL-BOS
2h 35mnonstop
$314American Airlines
Find Deal
mié., nov. 5 - sáb., nov. 8
United Airlines Logo
6:00 am - 3:44 pmBOS-STL
10h 44m1 stop
United Airlines Logo
6:30 am - 12:50 amSTL-BOS
17h 20m1 stop
$333United Airlines
Find Deal
mié., oct. 22 - jue., oct. 23

United Airlines flights from Rhode Island to St. Louis

Our best United Airlines deals on Rhode Island to St. Louis flight tickets
United Airlines
Dec 4
PVD6:01 amProvidence-TFGreen
7h 14m
1 stop
STL12:15 pmLambert-St Louis
Dec 9
STL6:30 amLambert-St Louis
7h 00m
1 stop
PVD2:30 pmProvidence-TFGreen
$279
Find similar
United Airlines
Oct 22
BOS6:00 amBoston Logan Intl
10h 44m
1 stop
STL3:44 pmLambert-St Louis
Oct 23
STL6:30 amLambert-St Louis
17h 20m
1 stop
BOS12:50 amBoston Logan Intl
$333
Find similar
United Airlines
Oct 21
BOS6:55 pmBoston Logan Intl
6h 02m
1 stop
STL11:57 pmLambert-St Louis
Oct 23
STL5:00 amLambert-St Louis
5h 02m
1 stop
BOS11:02 amBoston Logan Intl
$348
Find similar

American Airlines flights from Rhode Island to St. Louis

Our best American Airlines deals on Rhode Island to St. Louis flight tickets
American Airlines
Oct 29
BOS6:50 amBoston Logan Intl
3h 14m
STL9:04 amLambert-St Louis
Oct 31
STL7:00 pmLambert-St Louis
2h 37m
BOS10:37 pmBoston Logan Intl
$297
Find similar
American Airlines
Nov 5
BOS7:45 amBoston Logan Intl
3h 25m
STL10:10 amLambert-St Louis
Nov 8
STL2:52 pmLambert-St Louis
2h 35m
BOS6:27 pmBoston Logan Intl
$314
Find similar
American Airlines
Nov 14
PVD7:13 pmProvidence-TFGreen
5h 43m
1 stop
STL11:56 pmLambert-St Louis
Nov 18
STL6:00 amLambert-St Louis
5h 35m
1 stop
PVD12:35 pmProvidence-TFGreen
$315
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated octubre 2, 2025.
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

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

mié. 12/3

6:00 am-10:45 am

1 stop5h 45m

Lambert-St Louis

mar. 12/9

10:45 am-4:12 pm

1 stop4h 27m

$261

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

mié. 12/3

5:55 am-12:35 pm

2 stops7h 40m

Lambert-St Louis

mar. 12/9

8:45 am-2:05 pm

1 stop4h 20m

$266

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

jue. 12/4

6:01 am-12:15 pm

1 stop7h 14m

Lambert-St Louis

mar. 12/9

6:30 am-2:30 pm

1 stop7h 00m

$279

ProvidenceSt. Louis

PVD - STL

PVDSTL

Providence-TFGreen

sáb. 12/6

6:00 am-11:01 am

2 stops30h 01m

Lambert-St Louis

mié. 12/10

5:11 pm-12:55 pm

1 stop18h 44m

$290

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

jue. 10/23

9:50 am-10:16 am

1 stop25h 26m

Lambert-St Louis

vie. 10/24

6:42 pm-1:20 pm

1 stop17h 38m

$294

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

mié. 10/29

6:50 am-9:04 am

Nonstop3h 14m

Lambert-St Louis

vie. 10/31

7:00 pm-10:37 pm

Nonstop2h 37m

$297

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

lun. 11/17

12:20 pm-9:07 am

2 stops21h 47m

Lambert-St Louis

jue. 11/20

3:14 pm-12:44 am

1 stop8h 30m

$305

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

lun. 11/17

12:20 pm-9:07 am

2 stops21h 47m

Lambert-St Louis

jue. 11/20

3:14 pm-12:44 am

1 stop8h 30m

$310

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

mié. 11/5

7:45 am-10:10 am

Nonstop3h 25m

Lambert-St Louis

sáb. 11/8

2:52 pm-6:27 pm

Nonstop2h 35m

$314

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

mié. 10/22

6:00 am-3:44 pm

1 stop10h 44m

Lambert-St Louis

jue. 10/23

6:30 am-12:50 am

1 stop17h 20m

$333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Rhode Island to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, August is the cheapest month to fly from Rhode Island to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $383. The month of January is another great option to travel to St. Louis, with average flight prices from Rhode Island averaging around $406.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $427. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $499. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Rhode Island in the evening is the least expensive time of day to depart. momondo users have found prices as low as $435 when looking at flights departing in the evening. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $455 per ticket.

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

You are more likely to see cheaper flights to St. Louis from Rhode Island when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $444 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Rhode Island for as low as $397 on momondo.

Cheap Rhode Island to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rhode Island to St. Louis

Fastest flight time

3h 00m

Direct flights

Every day

Airports in St. Louis

1 airport
The fastest flight from Rhode Island to St. Louis takes 3h 00m
Direct flights go from Rhode Island to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • When did momondo last update prices for flights from Rhode Island to Lambert-St Louis Airport?

    Prices for flights from Rhode Island to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Rhode Island to Lambert-St Louis Airport?

  • How old do you have to be to fly from Rhode Island to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rhode Island to St. Louis

Compare and see reviews for airlines that fly from Rhode Island to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $284Free CancellationRating
7.9
7,962 reviews
Search Delta flights
SouthwestPriceFrom $296Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
American AirlinesPriceFrom $299Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Collinsville
Fenton
Wentzville
St. Peters
Alton
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Rhode Island to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rhode Island to St. Louis for you.

Can I find flights from Rhode Island to St. Louis with flexible booking policies on momondo?

Flights from Rhode Island to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rhode Island to St. Louis?

momondo helps you find the best flight between Rhode Island and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Rhode Island to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Rhode Island are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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sáb. 11/1
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