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Flights from Boston to St. Louis
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Book flight tickets from Boston to St. Louis starting at ₹ 3,986

For as little as ₹ 3,986, you can take your next adventure to St. Louis without breaking the bank. Choose between one-way and return tickets from Boston below.

  • One way
  • Round-trip
      • Cheapest nonstop
        BOS08:00
        3h 10m
        Nonstop
        STL10:10
        Tue, Dec 17|Boston - St. Louis|Southwest Airlines
        ₹ 12,216₹ 13,561
        10% OFF
        10% OFF
        ₹ 13,561₹ 12,216

        Choose Southwest Airlines flights from Boston to St. Louis. The one-way direct flight with Southwest Airlines departs from General Edward Lawrence Logan International Airport on Tue, Dec 17, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 12,216 including taxes and charges.

      • BOS07:40
        3h 10m
        Nonstop
        STL09:50
        Sat, Dec 14|Boston - St. Louis|Southwest Airlines
        ₹ 12,612₹ 13,561
        7% OFF
        7% OFF
        ₹ 13,561₹ 12,612

        Choose Southwest Airlines flights from Boston to St. Louis. The one-way direct flight with Southwest Airlines departs from General Edward Lawrence Logan International Airport on Sat, Dec 14, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 12,612 including taxes and charges.

      • BOS06:00
        18h 31m
        1 stop
        STL23:31
        Thu, Jan 30|Boston - St. Louis|Frontier Airlines
        ₹ 3,986₹ 13,561
        71% OFF
        71% OFF
        ₹ 13,561₹ 3,986

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Thu, Jan 30, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 3,986 including taxes and charges.

      • BOS06:00
        17h 46m
        1 stop
        STL22:46
        Sat, Dec 14|Boston - St. Louis|Frontier Airlines
        ₹ 4,837
        ₹ 4,837

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Sat, Dec 14, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,837 including taxes and charges.

      • BOS06:00
        18h 24m
        1 stop
        STL23:24
        Mon, Dec 9|Boston - St. Louis|Frontier Airlines
        ₹ 4,896
        ₹ 4,896

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Mon, Dec 9, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,896 including taxes and charges.

      • BOS06:00
        18h 27m
        1 stop
        STL23:27
        Wed, Jan 8|Boston - St. Louis|Frontier Airlines
        ₹ 4,907
        ₹ 4,907

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Wed, Jan 8, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,907 including taxes and charges.

      • BOS06:00
        26h 12m
        1 stop
        STL07:12
        Sat, Jan 11|Boston - St. Louis|Frontier Airlines
        ₹ 4,907
        ₹ 4,907

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Sat, Jan 11, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,907 including taxes and charges.

      • BOS06:00
        18h 31m
        1 stop
        STL23:31
        Tue, Feb 4|Boston - St. Louis|Frontier Airlines
        ₹ 4,931
        ₹ 4,931

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Feb 4, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,931 including taxes and charges.

      • BOS06:00
        18h 31m
        1 stop
        STL23:31
        Wed, Jan 29|Boston - St. Louis|Frontier Airlines
        ₹ 4,989
        ₹ 4,989

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Wed, Jan 29, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,989 including taxes and charges.

      • BOS06:00
        18h 31m
        1 stop
        STL23:31
        Tue, Jan 28|Boston - St. Louis|Frontier Airlines
        ₹ 4,989
        ₹ 4,989

        Choose Frontier Airlines flights from Boston to St. Louis. The one-way connecting flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Jan 28, arriving at St.Louis Lambert International Airport. One-way ticket prices start from ₹ 4,989 including taxes and charges.

      • BOS13:00
        3h 5m
        Nonstop
        STL14:00
        Wed, Dec 11|Boston - St. Louis|Southwest Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Boston to St. Louis

These price trend charts carefully monitor and predict how flight prices from Boston to St. Louis will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Boston to St. Louis

Which airline provides the cheapest flights from Boston to St. Louis? Discover the option that best suits your travel needs before embarking on your journey.

Frontier Airlines
From ₹ 3,986
Spirit Airlines
From ₹ 5,863
Delta Air Lines
From ₹ 8,591
American Airlines
From ₹ 8,602
United Airlines
From ₹ 11,295
Southwest Airlines
From ₹ 12,216
Alaska Airlines
From ₹ 16,529
Jetblue Airways
From ₹ 37,300

Find more flights and airlines

Alternative Routes from Boston to St. Louis

Did you know that you can save money and time on an alternative route from Boston to St. Louis? Check out some of the different available routes below.

  • Cheapest
    Frontier Airlines
    BOS
    06:00
    18h 31m
    1 transfer
    STL
    23:31
    General Edward Lawrence Logan International Airport - St.Louis Lambert International Airport
    Thu, Jan 30Frontier Airlines
    ₹ 3,986
  • Frontier Airlines
    BOS
    06:00
    18h 31m
    1 transfer
    STL
    23:31
    General Edward Lawrence Logan International Airport - St.Louis Lambert International Airport
    Thu, Jan 30Frontier Airlines
    ₹ 3,986
    Find More Flights

FAQ

  • When are flight tickets from Boston (BOS) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Boston to St. Louis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Boston (BOS) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around ₹ 29,618.

  • How long does it take to fly from Boston (BOS) to St. Louis (STL) and what is the distance?

    It takes around 3 hours 13 minutes to fly from Boston (BOS) to St. Louis (STL).

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St.Louis Lambert International Airport to downtown is about 20 km. It takes about 40 minutes by taxi.

  • What are the most popular airlines that fly from Boston (BOS) to St. Louis (STL)?

    Airlines with flights from Boston (BOS) to St. Louis (STL): American Airlines, Qatar Airways and Southwest Airlines.

How to find a cheap flight from Boston to St. Louis

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Boston to St. Louis

Cheapest nonstop flight price₹ 3,986
Cheapest round-trip ticket price₹ 19,734
Off-season for travelJanuary
Peak season for travelMarch
Flight distance1,670.94 km
Average flight time3 hours 13 minutes
Popular airlineAmerican Airlines

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