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Find cheap flights from Missouri to Boston from $57

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. 6/7
vie. 6/14

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

October

Cheapest flight

$57
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly and prices are also 7% lower on average.
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

6/4mar.
1 stopSpirit Airlines
12h 13mSTL-BOS
6/11mar.
1 stopSpirit Airlines
9h 13mBOS-STL
$132
6/4mar.
2 stopsSpirit Airlines
18h 16mSTL-BOS
6/11mar.
1 stopSpirit Airlines
9h 13mBOS-STL
$134
6/1sáb.
1 stopFrontier
10h 58mSTL-BOS
6/8sáb.
1 stopFrontier
21h 55mBOS-STL
$139
5/22mié.
1 stop
9h 47mMCI-BOS
6/3lun.
1 stop
7h 21mBOS-MCI
$140
5/30jue.
1 stopFrontier
12h 20mSTL-BOS
6/1sáb.
1 stopFrontier
20h 26mBOS-STL
$143
5/29mié.
1 stop
10h 30mSTL-BOS
6/5mié.
1 stop
24h 49mBOS-STL
$151
7/31mié.
nonstopDelta
3h 08mMCI-BOS
8/7mié.
nonstopDelta
3h 35mBOS-MCI
$219
7/31mié.
1 stopAmerican Airlines
6h 42mMCI-BOS
8/6mar.
1 stopAmerican Airlines
6h 39mBOS-MCI
$245
6/13jue.
1 stopAmerican Airlines
7h 26mMCI-BOS
6/20jue.
1 stopAmerican Airlines
7h 13mBOS-MCI
$246
7/11jue.
nonstopDelta
3h 08mMCI-BOS
7/21dom.
nonstopDelta
3h 29mBOS-MCI
$288

Search by stops

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Recent one-way flight deals

6/4mar.
2 stopsSpirit Airlines
18h 16mSTL-BOS
$57
6/4mar.
1 stopFrontier
11h 32mSTL-BOS
$61
8/14mié.
1 stopUnited Airlines
5h 36mMCI-BOS
$114
5/26dom.
1 stopAmerican Airlines
7h 54mSTL-BOS
$117
6/16dom.
1 stopSun Country Air
15h 30mMCI-BOS
$130
7/3mié.
1 stopDelta
7h 18mSTL-BOS
$137
7/26vie.
1 stopSun Country Air
28h 01mMCI-BOS
$138
5/29mié.
nonstopAmerican Airlines
2h 49mSTL-BOS
$157
6/12mié.
nonstopDelta
3h 04mMCI-BOS
$179
10/7lun.
2 stopsUnited Airlines
15h 49mSTL-BOS
$244

Search by stops

Search by airline

Search by price

Last minute flights from Missouri to Boston

Last minute flight, train and bus deals

5/13lun.
multi-stopFrontier
9h 57mSTL-BOS
5/16jue.
multi-stopFrontier
21h 42mBOS-STL
$171
5/11sáb.
multi-stopFrontier
14h 31mSTL-BOS
5/13lun.
multi-stopFrontier
12h 03mBOS-STL
$328
5/13lun.
multi-stop
30h 21mSTL-BOS
5/16jue.
multi-stop
22h 15mBOS-STL
$338
5/13lun.
multi-stop
9h 57mSTL-BOS
5/17vie.
multi-stop
14h 29mBOS-STL
$347
5/11sáb.
multi-stopJetBlue
5h 18mMCI-BOS
5/24vie.
multi-stopJetBlue
6h 43mBOS-MCI
$383
5/13lun.
multi-stopSpirit Airlines
22h 08mSTL-BOS
5/16jue.
multi-stopSpirit Airlines
26h 21mBOS-STL
$393
5/12dom.
multi-stopSpirit Airlines
27h 25mSTL-BOS
5/14mar.
multi-stopSpirit Airlines
24h 18mBOS-STL
$405
5/9jue.
multi-stopDelta
7h 19mSTL-BOS
5/14mar.
multi-stopDelta
5h 16mBOS-STL
$427
5/9jue.
multi-stopJetBlue
6h 40mMCI-BOS
5/12dom.
multi-stopJetBlue
6h 23mBOS-MCI
$433
5/9jue.
multi-stopDelta
7h 32mSTL-BOS
5/12dom.
multi-stopDelta
6h 16mBOS-STL
$446

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Flights to Boston

Destination:

Boston (BOS)United States

Return flight deals:

Boston - Missouri

Cabin classes:

$978
$1,230
$1,627
$196