STL

$73 Find Cheap Flights from Massachusetts to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Massachusetts to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Massachusetts to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Massachusetts to St. Louis

Sat, Nov 15 - Wed, Nov 19
Frontier Logo
11:13 am - 10:12 amBDL-STL
23h 59m1 stop
Frontier Logo
7:24 pm - 7:32 pmSTL-BDL
23h 08m1 stop
$205Frontier
Find Deal
Sat, Nov 15 - Wed, Nov 19
Frontier Logo
11:13 am - 10:12 amBDL-STL
23h 59m1 stop
Frontier Logo
7:45 pm - 7:32 pmSTL-BDL
22h 47m2 stops
$213Frontier
Find Deal
Sat, Dec 6 - Mon, Dec 8
Delta Logo
6:09 am - 12:14 pmBDL-STL
7h 05m1 stop
Delta Logo
6:05 pm - 11:38 pmSTL-BDL
4h 33m1 stop
$247Delta
Find Deal
Wed, Dec 17 - Sun, Dec 21
Multiple Airlines Logo
8:05 am - 10:33 pmBDL-STL
15h 28m1 stop
Multiple Airlines Logo
10:57 am - 3:29 pmSTL-BDL
27h 32m2 stops
$259Multiple Airlines
Find Deal
Sun, Dec 14 - Thu, Dec 18
Multiple Airlines Logo
2:03 pm - 8:59 amBDL-STL
19h 56m1 stop
Multiple Airlines Logo
10:42 am - 3:29 pmSTL-BDL
27h 47m2 stops
$269Multiple Airlines
Find Deal
Wed, Dec 17 - Sun, Dec 21
Delta Logo
6:09 am - 12:04 pmBDL-STL
6h 55m1 stop
Delta Logo
5:59 pm - 11:14 pmSTL-BDL
4h 15m1 stop
$273Delta
Find Deal
Sat, Dec 6 - Mon, Dec 8
Southwest Logo
6:15 am - 12:45 pmBDL-STL
7h 30m1 stop
Southwest Logo
1:50 pm - 9:25 pmSTL-BDL
6h 35m1 stop
$280Southwest
Find Deal
Sat, Dec 6 - Tue, Dec 9
Southwest Logo
1:00 pm - 4:55 pmALB-STL
4h 55m1 stop
Southwest Logo
12:45 pm - 10:25 pmSTL-ALB
8h 40m2 stops
$282Southwest
Find Deal
Fri, Feb 20 - Fri, Feb 27
United Airlines Logo
4:43 pm - 9:00 pmALB-STL
5h 17m1 stop
United Airlines Logo
7:41 am - 2:10 pmSTL-ALB
5h 29m1 stop
$316United Airlines
Find Deal
Wed, Dec 3 - Fri, Dec 5
United Airlines Logo
6:00 am - 12:15 pmALB-STL
7h 15m1 stop
United Airlines Logo
3:19 pm - 11:43 pmSTL-ALB
7h 24m2 stops
$319United Airlines
Find Deal

Everything you should know

Cheapest round-trip
$205
Overall average: $426
Frontier
Sat 11/15Wed 11/19
BDL - STL • 1 stop
Cheapest non-stop
$328
Typical prices: $401-$494
American Airlines
Sat 1/17Mon 1/19
BOS - STL • Non-stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to St. Louis!
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$73
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Boston to St. Louis

FAQs for booking flights from Massachusetts to St. Louis

  • How does KAYAK find such low prices on flights from Massachusetts to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Massachusetts to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Massachusetts with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Shrewsbury
Glencoe

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

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