₹17,987 Cheap Flights from Boston (BOS) to St. Louis (STL)

View ₹17,987 flight on Tue, 26 May 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Lambert-St. Louis International Airport (STL)

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Cheap Flights from Boston (BOS) to St. Louis (STL)

Prices were available within the past 7 days and start at ₹17,987 for one-way flights and ₹41,455 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 19 Jul - Thu, 20 Aug
BOS
Boston
STL
St. Louis
₹41,455 Return, found 6 days ago
₹41,455
Return
found 6 days ago
Select Delta flight, departing Sun, 19 Jul from Boston to St. Louis, returning Thu, 20 Aug, priced at ₹41,455 found 6 days ago
Delta
Fri, 15 May - Mon, 18 May
BOS
Boston
STL
St. Louis
₹41,902 Return, found 7 hours ago
₹41,902
Return
found 7 hours ago
Select Delta flight, departing Fri, 15 May from Boston to St. Louis, returning Mon, 18 May, priced at ₹41,902 found 7 hours ago
Delta
Fri, 15 May - Mon, 18 May
BOS
Boston
STL
St. Louis
₹44,132 Return, found 7 hours ago
₹44,132
Return
found 7 hours ago
Select Delta flight, departing Fri, 15 May from Boston to St. Louis, returning Mon, 18 May, priced at ₹44,132 found 7 hours ago
Delta
Thu, 11 Jun - Sun, 14 Jun
BOS
Boston
STL
St. Louis
₹45,212 Return, found 4 days ago
₹45,212
Return
found 4 days ago
Select Delta flight, departing Thu, 11 Jun from Boston to St. Louis, returning Sun, 14 Jun, priced at ₹45,212 found 4 days ago
Delta
Sun, 19 Jul - Thu, 20 Aug
BOS
Boston
STL
St. Louis
₹46,771 Return, found 6 days ago
₹46,771
Return
found 6 days ago
Select Delta flight, departing Sun, 19 Jul from Boston to St. Louis, returning Thu, 20 Aug, priced at ₹46,771 found 6 days ago
Delta
Thu, 11 Jun - Sun, 14 Jun
BOS
Boston
STL
St. Louis
₹47,545 Return, found 4 days ago
₹47,545
Return
found 4 days ago
Select Delta flight, departing Thu, 11 Jun from Boston to St. Louis, returning Sun, 14 Jun, priced at ₹47,545 found 4 days ago
Delta
Fri, 15 May - Mon, 18 May
BOS
Boston
STL
St. Louis
₹48,040 Return, found 7 hours ago
₹48,040
Return
found 7 hours ago
Select Delta flight, departing Fri, 15 May from Boston to St. Louis, returning Mon, 18 May, priced at ₹48,040 found 7 hours ago
Delta
Thu, 11 Jun - Sun, 14 Jun
BOS
Boston
STL
St. Louis
₹49,878 Return, found 4 days ago
₹49,878
Return
found 4 days ago
Select Delta flight, departing Thu, 11 Jun from Boston to St. Louis, returning Sun, 14 Jun, priced at ₹49,878 found 4 days ago
United
Sun, 10 May - Tue, 12 May
BOS
Boston
STL
St. Louis
₹51,603 Return, found 1 day ago
₹51,603
Return
found 1 day ago
Select United flight, departing Sun, 10 May from Boston to St. Louis, returning Tue, 12 May, priced at ₹51,603 found 1 day ago
American Airlines
Thu, 11 Jun - Sun, 14 Jun
BOS
Boston
STL
St. Louis
₹52,343 Return, found 4 days ago
₹52,343
Return
found 4 days ago
Select American Airlines flight, departing Thu, 11 Jun from Boston to St. Louis, returning Sun, 14 Jun, priced at ₹52,343 found 4 days ago

Frequently asked questions

How much is a flight from BOS to Lambert-St. Louis Intl. Airport (STL)?
The lowest price advertised for a round-trip flight from Logan Intl. Airport (BOS) to St. Louis Lambert International Airport is ₹41,455. But you better act fast. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Logan Intl. Airport (BOS) to STL?
The majority of flights can be conveniently cancelled online, but whether or not you incur a fee depends on your airline. If you do have to cancel your trip, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from BOS to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Logan Intl. Airport to Lambert-St. Louis Intl. Airport (STL) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Logan Intl. Airport (BOS) to Lambert-St. Louis Intl. Airport (STL)?
The flight distance between Logan Intl. Airport and Lambert-St. Louis Intl. Airport (STL) is 1,700 kilometres. Listen to your favourite tunes or finish off your latest read and the journey will zip on by.
Which airlines fly direct from Logan Intl. Airport to Lambert Field?
Southwest Airlines (WN) is one of the preferred choices for many travellers flying between Logan Intl. Airport and STL. Choose from the 78 flights it offers on this route each month. American Airlines (AA) is also worth considering. It operates 56 flights every month. Between these two airlines, you'll be able to find a great deal from Boston to St. Louis.
Are Logan Intl. Airport (BOS) to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from BOS to Lambert Field at the last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Travel information

Origin airport
Logan Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, United
Return price
₹41,455
Distance
1669 km
Average flight time
2 hours 6 mins

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