$54 Cheap flight deals from Boston (BOS) to St. Louis (STL)

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This Weekend's Flight Deals from Boston to St. Louis

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 5 - Sat, Jun 1
BOS
Logan Intl.
STL
Lambert-St. Louis Intl.
$250 Roundtrip, found 11 hours ago
$250
Roundtrip
found 11 hours ago
Select Spirit Airlines flight, departing Sun, May 5 from Logan Intl. to Lambert-St. Louis Intl., returning Sat, Jun 1, priced at $250 found 11 hours ago
Fri, May 3 - Tue, May 7
PVD
T.F. Green
STL
Lambert-St. Louis Intl.
$342 Roundtrip, found 6 days ago
$342
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, May 3 from T.F. Green to Lambert-St. Louis Intl., returning Tue, May 7, priced at $342 found 6 days ago

Airfares from $54 One Way, $119 Round Trip from Boston to St. Louis

Prices starting at $119 for return flights and $54 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 18 - Wed, May 29
BOS
Boston
STL
St. Louis
$119 Roundtrip, found 13 hours ago
$119
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Sat, May 18 from Boston to St. Louis, returning Wed, May 29, priced at $119 found 13 hours ago
Thu, May 30 - Sat, Jun 1
BOS
Boston
STL
St. Louis
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, May 30 from Boston to St. Louis, returning Sat, Jun 1, priced at $174 found 1 day ago
Tue, Apr 30 - Sat, May 4
MHT
Manchester
STL
St. Louis
$208 Roundtrip, found 3 days ago
$208
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Tue, Apr 30 from Manchester to St. Louis, returning Sat, May 4, priced at $208 found 3 days ago
Wed, May 22 - Tue, Jun 11
BOS
Boston
STL
St. Louis
$254 Roundtrip, just found
$254
Roundtrip
just found
Select Delta flight, departing Wed, May 22 from Boston to St. Louis, returning Tue, Jun 11, priced at $254 just found
Sat, May 18 - Tue, May 21
BOS
Boston
STL
St. Louis
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Sat, May 18 from Boston to St. Louis, returning Tue, May 21, priced at $269 just found

St. Louis economy flight packages

Price found within the past 48 hours. Click for updated prices.
WorldMark Lake of the Ozarks
3.0-star property

WorldMark Lake of the Ozarks

9.4/10 Exceptional! (353 reviews)

May 30 - Jun 3

4 night stay

Boston (BOS) to St. Louis (STL)

American Airlines • Non-stop roundtrip • Coach
per person
We really enjoyed our stay. Facilities were nice and our room was comfortable and clean. We had a beautiful view of the lake from our room. Our 10 year old son loved the pool.

Reviewed on Jun 9, 2023

Schmidt's Creek Hotel
2.0-star property

Schmidt's Creek Hotel

8.8/10 Excellent! (168 reviews)

May 30 - Jun 3

4 night stay

Boston (BOS) to St. Louis (STL)

American Airlines • Non-stop roundtrip • Coach
per person
JESSICA was an AMAZING person with a GREAT SMILE and always willing to help , she sent me a text message in Spanish letting me know that at 11 pm the office closes and asking me the time of the arrival . Stunning , very impressive about Customer Service

Reviewed on Aug 8, 2023

Alhonna Resort LLC
2.5-star property

Alhonna Resort LLC

8.6/10 Excellent! (98 reviews)

May 30 - Jun 3

4 night stay

Boston (BOS) to St. Louis (STL)

American Airlines • Non-stop roundtrip • Coach
per person
Everything was great. Well worth it. Beautiful sunset.

Reviewed on May 28, 2023

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More About Flying To St. Louis from Boston

Route Information for Flights from Boston to St. Louis

Origin Airport IATA Code
BOS
Destination Airport IATA Code
STL
Distance
1043 mi
Direct Flight Airlines
American Airlines, Qatar Airways, Southwest Airlines
Earliest Flight Arrival
2:24PM UTC
Latest Flight Arrival
1:55AM UTC

Fly from Boston to St Louis

Visit the famous Gateway Arch and a catch a bird's eye view when you fly from Boston to St. Louis. Travelers will find daily flights between Boston Logan International Airport (BOS) and Lambert-St Louis International Airport (STL), some as short as three hours. The airport is located in East Boston and is one of the largest airports in New England. Passengers are able to travel between terminals using a series of shuttle buses, moving walkways and the MBTA Silver Line trains.

Attractions

In addition to touring the Gateway Arch, visitors will want to visit St Louis to experience the full range of musical styles the city is known for. St Louis is home to the St Louis Symphony Orchestra as well as a myriad of downtown clubs that feature home-grown ragtime, jazz and blues music. Major League Baseball fans will be excited to see the Cardinals play at Busch Stadium. Football fanatics can watch the St Louis Rams play at Edward Jones Dome.

Hints and tips

STL is comprised of five concourses, allowing transfers via bus or MetroLink. While waiting at the airport, guests will want to visit the Black Americans in Flight mural, located in Terminal One. Summers in St Louis are pleasantly warm with highs of about 86 degrees while lows in winter usually hit the 20s in January and February.

Frequently asked questions

Are there non-stop flights from Boston to St. Louis?
Have your passport at the ready, because Southwest Airlines will take you directly from Boston to St. Louis. Book your fare now and enjoy a trouble-free, nonstop flight.
What is the shortest flight from Boston to St. Louis?
With the flight from Boston, MA (BOS-Logan Intl.) to Lambert Field taking a minimum of 3 hours and 36 minutes, you’ll have plenty of time to relax and enjoy the ride. Order an in-flight wine or two and get comfortable in your seat with an engrossing movie or novel.
What airlines fly from Boston to St. Louis most frequently?
Southwest Airlines offers the most services from Boston to St. Louis, with 60 monthly flights.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.