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$74 Find cheap flights from Missouri to Boston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Boston departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
vie. 6/21
vie. 6/28

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Good to know

Low season

January

High season

July

Cheapest flight

$74
Best time to beat the crowds with an average 22% drop in price.
Most popular time to fly with an average 16% increase in price.
Flight from St. Louis to Boston

FAQs for booking flights from Missouri to Boston

  • How does KAYAK find such low prices on flights from Missouri to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Missouri to Boston?

Find which airlines fly direct from Missouri to Logan Intl, which days they fly and book direct flights.

Nonstop departures

Missouri to Boston Logan Intl

Monday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Wednesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Thursday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights

Nonstop returns

Boston Logan Intl to Missouri

Monday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Wednesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Thursday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from Missouri to Boston

Recent round-trip flight deals

7/6sáb.
1 stopFrontier
8h 18mSTL-BOS
7/13sáb.
1 stopFrontier
6h 13mBOS-STL
$159
6/2dom.
1 stopFrontier
12h 12mSTL-BOS
6/5mié.
1 stopFrontier
22h 51mBOS-STL
$161
6/11mar.
1 stop
6h 45mSTL-BOS
6/15sáb.
1 stop
21h 55mBOS-STL
$162
9/7sáb.
1 stopSpirit Airlines
7h 26mSTL-BOS
9/11mié.
1 stopSpirit Airlines
25h 03mBOS-STL
$183
6/2dom.
1 stopSpirit Airlines
14h 47mSTL-BOS
6/5mié.
2 stopsSpirit Airlines
26h 43mBOS-STL
$194
6/4mar.
1 stopDelta
5h 35mSTL-BOS
6/5mié.
1 stopDelta
4h 44mBOS-STL
$196
6/23dom.
1 stop
11h 32mSTL-BOS
6/25mar.
1 stop
9h 13mBOS-STL
$205
6/19mié.
1 stopDelta
4h 33mSTL-BOS
6/26mié.
1 stopDelta
4h 55mBOS-STL
$229
6/19mié.
1 stopAmerican Airlines
5h 18mMCI-BOS
6/26mié.
1 stopAmerican Airlines
5h 26mBOS-MCI
$237
7/31mié.
1 stopAmerican Airlines
7h 48mSTL-BOS
8/14mié.
1 stopAmerican Airlines
8h 24mBOS-STL
$243

Search by stops

Search by airline

Search by price

Recent one-way flight deals

6/4mar.
1 stopFrontier
11h 32mSTL-BOS
$74
8/6mar.
1 stopFrontier
11h 53mSTL-BOS
$86
6/22sáb.
1 stopDelta
6h 34mSTL-BOS
$98
6/4mar.
2 stopsSpirit Airlines
18h 16mSTL-BOS
$110
6/2dom.
2 stopsSpirit Airlines
27h 25mSTL-BOS
$117
7/22lun.
2 stops
27h 23mSTL-BOS
$135
7/19vie.
1 stopSun Country Air
14h 36mMCI-BOS
$138
6/17lun.
2 stops
15h 12mSTL-BOS
$141
10/27dom.
1 stopSun Country Air
15h 20mSTL-BOS
$143
6/17lun.
1 stopDelta
5h 20mSTL-BOS
$147

Search by stops

Search by airline

Search by price

Last minute flights from Missouri to Boston

Last minute flight, train and bus deals

5/24vie.
multi-stopFrontier
10h 57mMCI-BOS
5/29mié.
multi-stopFrontier
8h 54mBOS-MCI
$287
5/27lun.
multi-stop
9h 29mMCI-BOS
6/11mar.
multi-stop
16h 10mBOS-MCI
$314
5/27lun.
multi-stopSpirit Airlines
25h 44mMCI-BOS
6/4mar.
multi-stopSpirit Airlines
28h 44mBOS-MCI
$322
5/27lun.
multi-stop
9h 29mMCI-BOS
6/8sáb.
multi-stop
13h 22mBOS-MCI
$324
5/27lun.
multi-stopFrontier
9h 29mMCI-BOS
6/3lun.
multi-stopFrontier
6h 42mBOS-MCI
$338
5/25sáb.
multi-stopJetBlue
5h 28mMCI-BOS
6/5mié.
multi-stopJetBlue
9h 11mBOS-MCI
$358
5/24vie.
multi-stopJetBlue
5h 28mMCI-BOS
5/28mar.
multi-stopJetBlue
6h 43mBOS-MCI
$383
5/25sáb.
multi-stopSpirit Airlines
7h 17mMCI-BOS
6/4mar.
multi-stopSpirit Airlines
16h 59mBOS-MCI
$392
5/24vie.
multi-stopDelta
4h 55mSTL-BOS
5/28mar.
multi-stopDelta
8h 25mBOS-STL
$417
5/22mié.
multi-stopDelta
4h 54mSTL-BOS
5/27lun.
multi-stopDelta
5h 16mBOS-STL
$436

Search by stops

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Flights to Boston

Destination:

Boston (BOS)United States

Return flight deals:

Boston - Missouri

Cabin classes:

$686
$1,074
$755
$178