$137 Cheap flights from Lambert-St. Louis Intl. to Logan Intl. (STL to BOS)

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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Logan Intl.

Compare Flight Prices from St. Louis to Boston

Affordable Airfare Tickets from STL to BOS Airport

The cheapest flights to Logan Intl. found within the past 7 days were $251 round trip and $137 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Oct 17 - Sat, Oct 24
STL
St. Louis
BOS
Boston
$251 Roundtrip, found 4 days ago
$251
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Oct 17 from St. Louis to Boston, returning Sat, Oct 24, priced at $251 found 4 days ago
Thu, Oct 22 - Mon, Oct 26
STL
St. Louis
BOS
Boston
$252 Roundtrip, found 5 days ago
$252
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 22 from St. Louis to Boston, returning Mon, Oct 26, priced at $252 found 5 days ago
Thu, Sep 10 - Mon, Sep 14
STL
St. Louis
BOS
Boston
$258 Roundtrip, found 6 days ago
$258
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Sep 10 from St. Louis to Boston, returning Mon, Sep 14, priced at $258 found 6 days ago
Fri, Aug 28 - Thu, Sep 3
STL
St. Louis
BOS
Boston
$283 Roundtrip, found 2 hours ago
$283
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Fri, Aug 28 from St. Louis to Boston, returning Thu, Sep 3, priced at $283 found 2 hours ago
Thu, Nov 12 - Sat, Nov 14
STL
St. Louis
BOS
Boston
$284 Roundtrip, found 1 day ago
$284
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Thu, Nov 12 from St. Louis to Boston, returning Sat, Nov 14, priced at $284 found 1 day ago
Thu, Oct 22 - Sun, Oct 25
STL
St. Louis
BOS
Boston
$284 Roundtrip, found 14 hours ago
$284
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, Oct 22 from St. Louis to Boston, returning Sun, Oct 25, priced at $284 found 14 hours ago
Fri, Aug 21 - Mon, Aug 24
STL
St. Louis
BOS
Boston
$285 Roundtrip, found 3 days ago
$285
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug 21 from St. Louis to Boston, returning Mon, Aug 24, priced at $285 found 3 days ago
Mon, Oct 5 - Tue, Oct 6
STL
St. Louis
BOS
Boston
$287 Roundtrip, found 5 days ago
$287
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Mon, Oct 5 from St. Louis to Boston, returning Tue, Oct 6, priced at $287 found 5 days ago
Sun, Aug 16 - Thu, Aug 20
STL
St. Louis
BOS
Boston
$288 Roundtrip, found 1 day ago
$288
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Aug 16 from St. Louis to Boston, returning Thu, Aug 20, priced at $288 found 1 day ago
Sun, Aug 9 - Thu, Aug 13
STL
St. Louis
BOS
Boston
$292 Roundtrip, found 4 days ago
$292
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Aug 9 from St. Louis to Boston, returning Thu, Aug 13, priced at $292 found 4 days ago

Logan Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
All Seasons Inn & Suites Smithfield Providence

All Seasons Inn & Suites Smithfield Providence

3 out of 5
Price was $931, price is now $732 per person
$732
per person
Sep 12 - Sep 19
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to Boston (BOS)
Luxury Apartments by Hyatus at Boston Everett

Luxury Apartments by Hyatus at Boston Everett

5 out of 5
Price was $1,289, price is now $883 per person
$883
per person
Sep 4 - Sep 6
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Boston (BOS)
Boston Harbor Hotel

Boston Harbor Hotel

5 out of 5
Save 100% on your flight
Price was $1,458, price is now $1,009 per person
$1,009
per person
Sep 4 - Sep 6
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Boston (BOS)
Raffles Boston

Raffles Boston

5 out of 5
Price was $1,606, price is now $1,254 per person
$1,254
per person
Sep 4 - Sep 6
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Boston (BOS)
The Charles Hotel

The Charles Hotel

5 out of 5
Price was $922, price is now $776 per person
$776
per person
Sep 4 - Sep 6
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Boston (BOS)
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Frequently asked questions

Can I catch a flight from STL to BOS right now?
For any present Logan Intl. Airport (BOS) travel advice and quarantine requirements, go to the Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught out en route.
Are there direct flights from Lambert-St. Louis Intl. Airport (STL) to Logan Intl. Airport (BOS)?
Be a wise wanderer and secure a direct flight from Lambert Field to Logan Intl. Airport with Southwest Airlines. This air carrier is the smart choice if you're hoping to travel to Boston as speedily as possible.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to BOS, please visit our Customer Service Portal.
How long is the flight from Lambert-St. Louis Intl. Airport (STL) to Logan Intl. Airport (BOS)?
Leave the plane feeling relaxed by having a sleep and a few snacks during your flight to Logan Intl. Airport. With a travel time of around 5 hours and 17 minutes from St. Louis Lambert International Airport, you'll have enough time to enjoy both.
What is the flight distance from Lambert-St. Louis Intl. Airport (STL) to Logan Intl. Airport?
Traveling 1,050 mi between STL and STL calls for a glass of vino and some good movies. Kick back, pull a blanket over you and enjoy the journey.
What airlines fly from STL to Logan Intl. Airport?
Locked in the dates for your big adventure? Looking to fly directly from St. Louis Lambert International Airport to BOS? With Southwest Airlines offering as many as 60 flights per month, you'll be cruising above the clouds in next to no time.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with Delta, JetBlue or American Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from St. Louis to Boston

 

Traveling From
Lambert-St. Louis Intl.
Traveling To
Logan Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$251

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Logan International Airport


Origin:
STL - Lambert-St. Louis International Airport
Destination:
BOS - Logan International Airport
Distance:
1,049.00 miles


Airlines & Aircraft Used on STL to BOS Flight Routes


Airline Carrier
Aircraft
American Airlines
Airbus A310 all pax models
American Airlines
Boeing 737-800 pax
American Airlines
Boeing 747-300 pax
Delta Air Lines
Aerospatiale/Alenia ATR 42/ ATR 72
Jet Airways (India)
Pilatus Britten-Norman BN-2A/B Islander
United Airlines
Airbus A320-100/200

Discover our best flights from St. Louis STL to Boston BOS. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from St. Louis STL to Boston BOS at the right price  

Airfares to Boston BOS from St. Louis STL currently cost between $251 and $292. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from St. Louis STL to Boston BOS 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Boston BOS on Travelocity starting at $137. Prices and availability subject to change. Additional terms may apply. 

 

Get to Boston BOS from St. Louis STL quicker with direct flights. 

Get to Boston faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to BOS from STL to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from St. Louis STL to Boston BOS

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to BOS from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from St. Louis STL to Boston BOS today 

If you’re flexible about when you travel, October is usually the cheapest month to fly from St. Louis STL to Boston BOS. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Boston BOS from St. Louis STL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to BOS from STL have this option.  

 

Travel with confidence when you book flights to Boston BOS from St. Louis STL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.