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Cheap flights from St. Louis to Boston from $179

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Boston departing on 5/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:13 pm - 11:34 pm
STL
-
PVD
26h 21m
2 stops
Multiple Airlines Logo
8:15 am - 11:19 pm
PVD
-
STL
16h 04m
1 stop
$320Multiple Airlines
Mon, May 11 - Tue, May 19
Multiple Airlines Logo
8:13 pm - 11:59 pm
STL
-
PVD
26h 46m
2 stops
Multiple Airlines Logo
8:15 am - 11:19 pm
PVD
-
STL
16h 04m
1 stop
$333Multiple Airlines
Fri, May 8 - Tue, May 19
United Airlines Logo
7:45 am - 3:18 pm
STL
-
PVD
6h 33m
1 stop
United Airlines Logo
4:35 pm - 9:52 pm
PVD
-
STL
6h 17m
1 stop
$335United Airlines
Tue, Apr 7 - Wed, Apr 8
United Airlines Logo
11:15 am - 11:54 pm
STL
-
PVD
11h 39m
2 stops
United Airlines Logo
4:35 pm - 11:11 pm
PVD
-
STL
7h 36m
1 stop
$340United Airlines
Tue, Apr 7 - Wed, Apr 8
Multiple Airlines Logo
8:13 pm - 11:34 pm
STL
-
PVD
26h 21m
2 stops
Multiple Airlines Logo
8:00 am - 11:19 pm
PVD
-
STL
16h 19m
1 stop
$342Multiple Airlines
Mon, May 11 - Wed, May 20
Southwest Logo
2:30 pm - 10:20 pm
STL
-
PVD
6h 50m
2 stops
Southwest Logo
2:25 pm - 10:00 pm
PVD
-
STL
8h 35m
2 stops
$345Southwest
Tue, Apr 7 - Wed, Apr 8
Multiple Airlines Logo
8:13 pm - 11:34 pm
STL
-
PVD
26h 21m
2 stops
Multiple Airlines Logo
6:30 am - 11:19 pm
PVD
-
STL
17h 49m
1 stop
$346Multiple Airlines
Mon, May 11 - Mon, May 18
Multiple Airlines Logo
8:13 pm - 10:49 pm
STL
-
PVD
25h 36m
2 stops
Multiple Airlines Logo
8:15 am - 11:19 pm
PVD
-
STL
16h 04m
1 stop
$353Multiple Airlines
Wed, May 13 - Tue, May 19
Multiple Airlines Logo
8:13 pm - 11:59 pm
STL
-
PVD
26h 46m
2 stops
Multiple Airlines Logo
8:00 am - 11:19 pm
PVD
-
STL
16h 19m
1 stop
$355Multiple Airlines
Fri, May 8 - Wed, May 20
Delta Logo
6:00 am - 12:17 pm
STL
-
PVD
5h 17m
1 stop
Delta Logo
5:23 pm - 9:29 pm
PVD
-
STL
5h 06m
1 stop
$357Delta
Sat, May 9 - Sat, May 16

American Airlines flights from St. Louis to Providence

Our best American Airlines deals on St. Louis to Providence flight tickets
American Airlines
Apr 9
STL6:29 amLambert-St Louis
4h 30m
1 stop
PVD11:59 amProvidence-TFGreen
Apr 11
PVD7:07 amProvidence-TFGreen
14h 02m
1 stop
STL8:09 pmLambert-St Louis
$381
American Airlines
May 23
STL7:00 amLambert-St Louis
15h 56m
1 stop
PVD11:56 pmProvidence-TFGreen
May 27
PVD11:43 amProvidence-TFGreen
6h 37m
1 stop
STL5:20 pmLambert-St Louis
$397
American Airlines
Mar 31
STL3:33 pmLambert-St Louis
7h 04m
2 stops
PVD11:37 pmProvidence-TFGreen
Apr 3
PVD6:00 amProvidence-TFGreen
7h 44m
1 stop
STL12:44 pmLambert-St Louis
$405

United Airlines flights from St. Louis to Providence

Our best United Airlines deals on St. Louis to Providence flight tickets
United Airlines
Apr 7
STL7:45 amLambert-St Louis
6h 33m
1 stop
PVD3:18 pmProvidence-TFGreen
Apr 8
PVD4:35 pmProvidence-TFGreen
6h 17m
1 stop
STL9:52 pmLambert-St Louis
$335
United Airlines
Apr 7
STL11:15 amLambert-St Louis
11h 39m
2 stops
PVD11:54 pmProvidence-TFGreen
Apr 8
PVD4:35 pmProvidence-TFGreen
7h 36m
1 stop
STL11:11 pmLambert-St Louis
$340
United Airlines
Mar 31
STL11:15 amLambert-St Louis
11h 39m
2 stops
PVD11:54 pmProvidence-TFGreen
Apr 3
PVD4:35 pmProvidence-TFGreen
5h 38m
1 stop
STL9:13 pmLambert-St Louis
$411

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Providence 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 March 10, 2026.
Use the filters below to find and compare flights from St. Louis to Providence that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Mon 5/11

8:13 pm-11:34 pm

2 stops26h 21m

Providence-TFGreen

Tue 5/19

8:15 am-11:19 pm

1 stop16h 04m

$320

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Fri 5/8

8:13 pm-11:59 pm

2 stops26h 46m

Providence-TFGreen

Tue 5/19

8:15 am-11:19 pm

1 stop16h 04m

$333

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Tue 4/7

7:45 am-3:18 pm

1 stop6h 33m

Providence-TFGreen

Wed 4/8

4:35 pm-9:52 pm

1 stop6h 17m

$335

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Tue 4/7

11:15 am-11:54 pm

2 stops11h 39m

Providence-TFGreen

Wed 4/8

4:35 pm-11:11 pm

1 stop7h 36m

$340

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Mon 5/11

8:13 pm-11:34 pm

2 stops26h 21m

Providence-TFGreen

Wed 5/20

8:00 am-11:19 pm

1 stop16h 19m

$342

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Tue 4/7

2:30 pm-10:20 pm

2 stops6h 50m

Providence-TFGreen

Wed 4/8

2:25 pm-10:00 pm

2 stops8h 35m

$345

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Mon 5/11

8:13 pm-11:34 pm

2 stops26h 21m

Providence-TFGreen

Mon 5/18

6:30 am-11:19 pm

1 stop17h 49m

$346

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Wed 5/13

8:13 pm-10:49 pm

2 stops25h 36m

Providence-TFGreen

Tue 5/19

8:15 am-11:19 pm

1 stop16h 04m

$353

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Fri 5/8

8:13 pm-11:59 pm

2 stops26h 46m

Providence-TFGreen

Wed 5/20

8:00 am-11:19 pm

1 stop16h 19m

$355
Quickest round-trip

St. LouisProvidence

STL - PVD

STLPVD

Lambert-St Louis

Sat 5/9

6:00 am-12:17 pm

1 stop5h 17m

Providence-TFGreen

Sat 5/16

5:23 pm-9:29 pm

1 stop5h 06m

$357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Boston from

How to get the cheapest flight ticket from St. Louis to Providence

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

How have St. Louis to Providence flight prices changed over time?

When to book flights from St. Louis to Providence

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Providence according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Providence (STL to PVD) flight deals and tips

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

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from St. Louis to Providence takes 4h 20m
There are no direct flights from St. Louis to Providence. There are no popular flight routes from St. Louis to Providence.
Search flight deals

  • How far is Lambert-St Louis to Providence-TFGreen by plane?

    The distance between Lambert-St Louis and Providence-TFGreen is about 1012.4 mi. Typically, this will take 4h 20m by plane in normal conditions.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Providence-TFGreen Airport.

  • What documentation or ID do you need to fly to Providence-TFGreen Airport?

    The travel and health documents you'll need for your trip to Providence-TFGreen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Providence-TFGreen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Providence?

Best airlines flying from St. Louis to Providence

Compare and see reviews for airlines that fly from St. Louis to Providence with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $236Free CancellationRating
8.0
4,317 reviews
Search Southwest flights
DeltaPriceFrom $300Free CancellationRating
7.9
8,278 reviews
Search Delta flights
American AirlinesPriceFrom $306Free CancellationRating
7.1
11,419 reviews
Search American Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Mashantucket
North Stonington
Preston
Brooklyn

Why use momondo?

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

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 St. Louis to Providence for you.

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

Flights from St. Louis to Providence 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 St. Louis to Providence?

momondo helps you find the best flight between St. Louis and Providence 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 St. Louis to Providence right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Providence, momondo offers a useful price alert feature which will track prices for flights to Providence from St. Louis and alert you when they change.

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