$55 Cheap Flights from Boston (BOS) to St. Louis (STL)

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

Prices were available within the past 7 days and start at $55 for one-way flights and $110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Spirit Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Boston (BOS) to St. Louis (STL)
Origin airport
Logan Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$110
Distance
1043 mi

Boston to St. Louis Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Boston to St. Louis offer the perfect respite. Not only does exploring St. Louis provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Boston to St. Louis may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from BOS to STL today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Louis are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to St. Louis more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Louis is $55 now!

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 $110. 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 canceled 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 1057 mi. Listen to your favorite 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 travelers 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.
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