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Find cheap flights from Montana to Washington, D.C. from $143

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Washington, D.C. departing on 7/13. 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
Wed 6/12
Wed 6/19

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In the last 7 days travelers have searched 41,771,603 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

May

Cheapest flight

$143
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly and prices are also 0% lower on average.
Flight from Missoula to Washington Dulles Airport

FAQs for booking flights from Montana to Washington, D.C.

  • How does KAYAK find such low prices on flights from Montana to Washington, D.C.?

    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 Montana to Washington, D.C..

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montana to Washington, D.C.?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Montana 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 Montana to Washington, D.C.?

    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 Washington, D.C. with an airline and back to Montana with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montana to Washington, D.C.?

    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 Washington, D.C. from Montana 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 Montana to Washington, D.C.?

Find which airlines fly direct from Montana to Washington, D.C., which days they fly and book direct flights.

Nonstop departures

Montana to Washington, D.C.

Monday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

Tuesday

ANA, ASKY, Aer Lingus, +72 more

ANA, ASKY, +73 more

Wednesday

ANA, ASKY, Aer Lingus, +72 more

ANA, ASKY, +73 more

Thursday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

Friday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

Saturday

ANA, ASKY, Aer Lingus, +72 more

ANA, ASKY, +73 more

Sunday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

See more direct flights

Nonstop returns

Washington, D.C. to Montana

Monday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

Tuesday

ANA, ASKY, Aer Lingus, +72 more

ANA, ASKY, +73 more

Wednesday

ANA, ASKY, Aer Lingus, +72 more

ANA, ASKY, +73 more

Thursday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

Friday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

Saturday

ANA, ASKY, Aer Lingus, +72 more

ANA, ASKY, +73 more

Sunday

ANA, ASKY, Aer Lingus, +73 more

ANA, ASKY, +74 more

See more direct flights
See more direct flights

Book cheap flights from Montana to Washington, D.C.

Recent round-trip flight deals

9/13Fri
1 stopFrontier
24h 55mMSO-DCA
9/21Sat
1 stopFrontier
9h 24mDCA-MSO
$254
8/28Wed
1 stopDelta
5h 50mBZN-DCA
9/3Tue
1 stopDelta
8h 39mDCA-BZN
$294
6/12Wed
1 stopSun Country Air
23h 01mBZN-IAD
6/22Sat
1 stopSun Country Air
24h 27mIAD-BZN
$300
6/12Wed
1 stopSun Country Air
21h 53mBZN-BWI
6/22Sat
1 stopSun Country Air
25h 46mBWI-BZN
$310
8/28Wed
1 stopAmerican Airlines
7h 28mBZN-IAD
9/2Mon
1 stopAmerican Airlines
10h 16mIAD-BZN
$314
8/28Wed
2 stopsAmerican Airlines
10h 22mBZN-IAD
9/2Mon
1 stopAmerican Airlines
10h 16mIAD-BZN
$319
6/13Thu
1 stop
14h 21mBZN-BWI
6/19Wed
3 stops
30h 20mBWI-BZN
$375
10/8Tue
1 stopUnited Airlines
6h 19mBZN-IAD
10/27Sun
1 stopUnited Airlines
7h 06mIAD-BZN
$381
7/1Mon
2 stops
17h 35mBZN-BWI
7/9Tue
3 stops
27h 47mBWI-BZN
$401
8/29Thu
1 stopUnited Airlines
6h 09mBZN-IAD
9/1Sun
nonstopUnited Airlines
4h 25mIAD-BZN
$441

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Recent one-way flight deals

7/13Sat
1 stopSun Country Air
8h 17mMSO-IAD
$143
6/22Sat
1 stopSun Country Air
8h 45mBZN-IAD
$143
8/14Wed
1 stopFrontier
18h 55mMSO-DCA
$145
9/4Wed
1 stopDelta
8h 34mBZN-IAD
$147
9/4Wed
1 stopDelta
5h 51mBZN-DCA
$147
9/8Sun
2 stops
22h 28mBZN-BWI
$151
7/13Sat
1 stopFrontier
18h 45mMSO-DCA
$156
9/12Thu
1 stopUnited Airlines
8h 15mBZN-IAD
$176
5/23Thu
1 stop
13h 12mBZN-BWI
$180
9/12Thu
1 stopUnited Airlines
8h 17mBZN-DCA
$193

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Last minute flights from Montana to Washington, D.C.

Last minute flight, train and bus deals

5/17Fri
multi-stopUnited Airlines
6h 51mMSO-IAD
5/21Tue
multi-stopUnited Airlines
15h 16mIAD-MSO
$749
5/17Fri
multi-stopUnited Airlines
6h 51mMSO-IAD
5/21Tue
multi-stopUnited Airlines
17h 31mIAD-MSO
$754
5/17Fri
multi-stopUnited Airlines
18h 12mMSO-IAD
5/21Tue
multi-stopUnited Airlines
17h 31mIAD-MSO
$792
5/17Fri
multi-stopAlaska Airlines
9h 10mMSO-BWI
5/21Tue
multi-stopAlaska Airlines
8h 46mBWI-MSO
$801
5/17Fri
multi-stopDelta
8h 54mMSO-BWI
5/21Tue
multi-stopDelta
7h 37mBWI-MSO
$806
5/17Fri
multi-stopAmerican Airlines
7h 57mMSO-BWI
5/21Tue
multi-stopAmerican Airlines
13h 44mBWI-MSO
$810
5/17Fri
multi-stopUnited Airlines
21h 07mMSO-BWI
5/21Tue
multi-stopUnited Airlines
17h 01mBWI-MSO
$853
5/18Sat
multi-stopUnited Airlines
14h 52mGTF-IAD
5/22Wed
multi-stopUnited Airlines
13h 46mIAD-GTF
$901
5/17Fri
multi-stopAlaska Airlines
8h 59mGTF-BWI
5/22Wed
multi-stopAlaska Airlines
10h 18mBWI-GTF
$1,128
5/17Fri
multi-stopDelta
8h 44mGTF-BWI
5/22Wed
multi-stopDelta
9h 26mBWI-GTF
$1,133

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