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Cheap flights from Massachusetts to St. Louis from $62

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to St. Louis departing on 1/9. 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 Massachusetts to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Massachusetts to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Massachusetts to St. Louis.

Cheap last minute flights

Planning a quick getaway from Massachusetts to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Massachusetts to St. Louis

Find recent round-trip train or bus tickets from Massachusetts to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
6:00 am - 11:24 pmBOS-STL
18h 24m1 stop
5:02 pm - 12:30 amSTL-BOS
6h 28m1 stop
$113Frontier
Find Deal
Thu, Dec 5 - Tue, Dec 10
6:00 am - 11:33 pmBOS-STL
18h 33m1 stop
5:05 pm - 12:30 amSTL-BOS
6h 25m1 stop
$118Frontier
Find Deal
Mon, Dec 16 - Tue, Jan 14
5:00 am - 3:21 pmBOS-STL
11h 21m1 stop
5:05 pm - 12:30 amSTL-BOS
6h 25m1 stop
Tue, Dec 31 - Tue, Jan 7
6:00 am - 11:33 pmBOS-STL
18h 33m1 stop
4:26 pm - 12:38 amSTL-BOS
7h 12m1 stop
Mon, Dec 16 - Tue, Dec 17
8:21 pm - 3:21 pmBOS-STL
20h 00m2 stops
4:26 pm - 12:38 amSTL-BOS
7h 12m1 stop
$182Spirit Airlines
Find Deal
Fri, Dec 6 - Tue, Dec 10
8:21 pm - 3:21 pmBOS-STL
20h 00m2 stops
4:26 pm - 12:38 amSTL-BOS
7h 12m1 stop
$192Spirit Airlines
Find Deal
Fri, Dec 6 - Tue, Dec 10
5:02 pm - 8:56 pmBOS-STL
4h 54m1 stop
7:15 am - 1:39 pmSTL-BOS
5h 24m1 stop
$216Delta
Find Deal
Tue, Jan 28 - Tue, Feb 11
6:55 am - 11:47 amBOS-STL
5h 52m1 stop
7:15 am - 2:45 pmSTL-BOS
6h 30m1 stop
$236Delta
Find Deal
Mon, Jan 13 - Wed, Jan 15
5:50 pm - 11:30 pmBOS-STL
6h 40m1 stop
6:30 am - 12:38 pmSTL-BOS
5h 08m1 stop
$316United Airlines
Find Deal
Tue, Jan 28 - Thu, Feb 13
7:30 am - 3:34 pmBOS-STL
9h 04m2 stops
11:20 am - 5:16 pmSTL-BOS
4h 56m1 stop
$321United Airlines
Find Deal
Mon, Dec 16 - Wed, Dec 18
6:00 am - 11:27 pmBOS-STL
18h 27m1 stop
$62Frontier
Find Deal
Thu, Jan 9
6:00 am - 11:33 pmBOS-STL
18h 33m1 stop
$63Frontier
Find Deal
Mon, Dec 16
5:00 am - 3:21 pmBOS-STL
11h 21m1 stop
$101Spirit Airlines
Find Deal
Tue, Dec 31
6:00 am - 12:32 pmBOS-STL
7h 32m1 stop
$108Delta
Find Deal
Wed, Jan 15
5:00 am - 3:21 pmBOS-STL
11h 21m1 stop
$111Spirit Airlines
Find Deal
Sat, Dec 14
3:00 pm - 8:55 pmBOS-STL
6h 55m1 stop
$128Delta
Find Deal
Thu, Dec 12
5:00 am - 11:30 amBOS-STL
31h 30m3 stops
Tue, Dec 17
5:50 pm - 3:21 pmBDL-STL
22h 31m2 stops
Mon, Dec 16
4:08 pm - 10:10 pmALB-STL
7h 02m1 stop
$153American Airlines
Find Deal
Sun, Nov 24
1:01 pm - 10:15 pmBOS-STL
10h 14m1 stop
$167American Airlines
Find Deal
Sat, Mar 1
11:24 am - 7:38 pmBOS-STL
9h 14m1 stop
5:02 pm - 12:30 amSTL-BOS
6h 28m1 stop
$268Frontier
Find Deal
Mon, Nov 18 - Wed, Dec 4
11:24 am - 7:38 pmBOS-STL
9h 14m1 stop
6:32 pm - 12:40 amSTL-BOS
29h 08m1 stop
$285Frontier
Find Deal
Mon, Nov 18 - Mon, Nov 25
11:24 am - 7:38 pmBOS-STL
9h 14m1 stop
5:21 pm - 1:06 amSTL-BOS
6h 45m1 stop
Mon, Nov 18 - Sat, Nov 23
6:00 am - 8:26 amBOS-STL
27h 26m1 stop
5:21 pm - 1:06 amSTL-BOS
6h 45m1 stop
Sat, Nov 16 - Sat, Nov 23
6:00 am - 4:34 pmBOS-STL
11h 34m1 stop
5:21 pm - 7:29 pmSTL-BOS
25h 08m2 stops
$367Spirit Airlines
Find Deal
Sat, Nov 16 - Sun, Nov 24
6:00 am - 4:34 pmBOS-STL
11h 34m1 stop
5:29 pm - 11:06 amSTL-BOS
16h 37m1 stop
$380Spirit Airlines
Find Deal
Sat, Nov 16 - Tue, Nov 19
7:24 am - 8:45 pmBOS-STL
14h 21m1 stop
5:40 pm - 12:54 amSTL-BOS
6h 14m1 stop
$537United Airlines
Find Deal
Tue, Nov 19 - Sat, Nov 23
9:10 am - 8:45 pmBOS-STL
12h 35m1 stop
6:30 am - 12:54 amSTL-BOS
17h 24m1 stop
$614United Airlines
Find Deal
Tue, Nov 19 - Fri, Nov 22
12:10 pm - 4:29 pmBOS-STL
5h 19m1 stop
2:00 pm - 8:00 pmSTL-BOS
5h 00m1 stop
$615Delta
Find Deal
Tue, Nov 19 - Tue, Nov 26
5:09 pm - 9:55 pmBDL-STL
5h 46m1 stop
7:15 am - 3:58 pmSTL-BDL
7h 43m1 stop
$626Delta
Find Deal
Tue, Nov 19 - Mon, Nov 25
10:58 am - 1:14 pmBOS-STL
3h 16mnonstop
1:30 pm - 5:10 pmSTL-BOS
2h 40mnonstop
$357American Airlines
Find Deal
Tue, Dec 17 - Wed, Jan 15
6:25 am - 8:43 amBOS-STL
3h 18mnonstop
9:25 am - 1:03 pmSTL-BOS
2h 38mnonstop
$382American Airlines
Find Deal
Mon, Dec 16 - Wed, Dec 18
8:00 am - 10:10 amBOS-STL
3h 10mnonstop
4:05 pm - 7:30 pmSTL-BOS
2h 25mnonstop
$383Southwest
Find Deal
Wed, Dec 11 - Sat, Dec 14
11:38 am - 1:51 pmBOS-STL
3h 13mnonstop
9:25 am - 1:01 pmSTL-BOS
2h 36mnonstop
$389American Airlines
Find Deal
Sun, Feb 16 - Tue, Feb 18
11:38 am - 1:51 pmBOS-STL
3h 13mnonstop
9:25 am - 1:01 pmSTL-BOS
2h 36mnonstop
$407American Airlines
Find Deal
Thu, Feb 27 - Mon, Mar 3
6:15 am - 8:30 amBOS-STL
3h 15mnonstop
6:40 pm - 10:10 pmSTL-BOS
2h 30mnonstop
$408Southwest
Find Deal
Sat, Feb 8 - Sat, Feb 15
6:25 am - 8:43 amBOS-STL
3h 18mnonstop
1:45 pm - 5:20 pmSTL-BOS
2h 35mnonstop
$410American Airlines
Find Deal
Fri, Dec 6 - Tue, Dec 10
4:45 pm - 6:55 pmBOS-STL
3h 10mnonstop
4:05 pm - 7:30 pmSTL-BOS
2h 25mnonstop
$411Southwest
Find Deal
Wed, Dec 4 - Sat, Dec 7
10:58 am - 1:14 pmBOS-STL
3h 16mnonstop
2:06 pm - 5:40 pmSTL-BOS
2h 34mnonstop
$414American Airlines
Find Deal
Sat, Dec 14 - Fri, Dec 20
6:25 am - 8:45 amBOS-STL
3h 20mnonstop
7:45 am - 11:15 amSTL-BOS
2h 30mnonstop
$415Southwest
Find Deal
Thu, Feb 27 - Thu, Mar 6

Delta flights from Massachusetts to St. Louis

Our best Delta deals on Massachusetts to St. Louis flight tickets
Delta
Jan 28
BOS5:02 pmBoston Logan Intl
4h 54m
1 stop
STL8:56 pmLambert-St Louis
Feb 11
STL7:15 amLambert-St Louis
5h 24m
1 stop
BOS1:39 pmBoston Logan Intl
Delta
Jan 13
BOS6:55 amBoston Logan Intl
5h 52m
1 stop
STL11:47 amLambert-St Louis
Jan 15
STL7:15 amLambert-St Louis
6h 30m
1 stop
BOS2:45 pmBoston Logan Intl
Delta
Jan 30
BOS5:02 pmBoston Logan Intl
4h 54m
1 stop
STL8:56 pmLambert-St Louis
Feb 8
STL7:15 amLambert-St Louis
5h 24m
1 stop
BOS1:39 pmBoston Logan Intl

Frontier flights from Massachusetts to St. Louis

Our best Frontier deals on Massachusetts to St. Louis flight tickets
Frontier
Dec 5
BOS6:00 amBoston Logan Intl
18h 24m
1 stop
STL11:24 pmLambert-St Louis
Dec 10
STL5:02 pmLambert-St Louis
6h 28m
1 stop
BOS12:30 amBoston Logan Intl
Frontier
Dec 16
BOS6:00 amBoston Logan Intl
18h 33m
1 stop
STL11:33 pmLambert-St Louis
Jan 14
STL5:05 pmLambert-St Louis
6h 25m
1 stop
BOS12:30 amBoston Logan Intl
Frontier
Dec 18
BOS6:00 amBoston Logan Intl
18h 40m
1 stop
STL11:40 pmLambert-St Louis
Jan 5
STL8:40 pmLambert-St Louis
13h 15m
1 stop
BOS10:55 amBoston Logan Intl

How to get the cheapest flight ticket from Massachusetts 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 airline that flies to St. Louis from Massachusetts?

Frontier. Frontier, Spirit Airlines, and Delta are the most popular carriers operating from Massachusetts to St. Louis

What is the cheapest Massachusetts to St. Louis flight route?

Boston Logan Intl - Lambert-St Louis. Fly from Boston Logan Intl to Lambert-St Louis for the best Massachusetts - St. Louis flight prices

Can stopping save me money on Massachusetts to St. Louis flights?

You could potentially save up to 65% on your flight if you consider stops on a Massachusetts to St. Louis flight.

Cheap Massachusetts to St. Louis flight deals and tips

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

Best Price Found

$62

Fastest flight time

3h 10m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Massachusetts in the past 72 hours is $62. The best round-trip flight deal from Massachusetts to St. Louis found on momondo in the last 72 hours is $113.
The fastest flight from Massachusetts to St. Louis takes 3h 10m
Direct flights go from Massachusetts to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts to Lambert-St Louis Airport.

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

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Massachusetts to St. Louis?


Best airlines flying from Massachusetts to St. Louis

Compare and see reviews for airlines that fly from Massachusetts to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $138Free CancellationRating
6.1
3,551 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $144Free CancellationRating
6.3
8,167 reviews
Search Spirit Airlines flights
DeltaPriceFrom $196Free CancellationRating
8.0
8,788 reviews
Search Delta flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
SouthwestPriceFrom $308Free CancellationRating
8.1
5,045 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Massachusetts 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 Massachusetts to St. Louis for you.

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

Yes. momondo allows you to filter the results for Massachusetts to St. Louis flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Massachusetts.

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

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


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