What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Montana?

Delta, Hawaiian Airlines, and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Montana

What airlines fly to Montana?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Montana from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Montana. Keep in mind that there are 5 different airlines that fly to Montana on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Montana?

The number of operators available for flights from Washington, D.C. Dulles Intl Airport to Montana is 5 as of September 2025.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Montana?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Montana.

What documentation or ID do you need to fly to Montana?

The required travel and health documents for your Montana trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montana. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$114 Cheap Flights from Washington, D.C. Dulles Intl Airport to Montana in 2025/26

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Montana

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:30 am - 11:21 amIAD-BZN

4h 51mnonstop

3:00 pm - 8:48 pmBZN-IAD

3h 48mnonstop

$289United Airlines

Find Deal

Sat, Jan 3 - Sat, Jan 10

7:05 am - 1:19 pmIAD-BZN

8h 14m1 stop

2:01 pm - 11:39 pmBZN-IAD

7h 38m1 stop

$293Delta

Find Deal

Wed, Oct 29 - Sun, Nov 2

6:05 am - 1:19 pmIAD-BZN

9h 14m2 stops

2:01 pm - 11:39 pmBZN-IAD

7h 38m1 stop

$298Delta

Find Deal

Wed, Oct 29 - Sun, Nov 2

8:30 am - 11:21 amIAD-BZN

4h 51mnonstop

10:50 am - 7:21 pmBZN-IAD

6h 31m1 stop

$299United Airlines

Find Deal

Sat, Jan 3 - Sat, Jan 10

6:55 pm - 10:48 amIAD-BZN

17h 53m1 stop

3:25 pm - 5:55 amBZN-IAD

12h 30m1 stop

$302Alaska Airlines

Find Deal

Sat, Feb 21 - Wed, Feb 25

6:30 am - 12:06 pmIAD-BZN

7h 36m1 stop

1:43 pm - 10:12 pmBZN-IAD

6h 29m1 stop

$305American Airlines

Find Deal

Sun, Feb 8 - Fri, Feb 13

6:09 pm - 11:59 pmIAD-FCA

7h 50m1 stop

2:15 pm - 12:23 amFCA-IAD

8h 08m1 stop

$310Alaska Airlines

Find Deal

Tue, Sep 30 - Thu, Oct 2

6:11 am - 12:10 pmIAD-BZN

7h 59m1 stop

1:52 pm - 10:32 pmBZN-IAD

6h 40m1 stop

$344American Airlines

Find Deal

Tue, Oct 28 - Sun, Nov 2

8:53 am - 6:00 pmIAD-MSO

11h 07m1 stop

2:07 pm - 12:23 amMSO-IAD

8h 16m1 stop

$360Hawaiian Airlines

Find Deal

Wed, Oct 15 - Wed, Oct 22

6:25 am - 3:23 pmIAD-MSO

10h 58m1 stop

2:07 pm - 12:23 amMSO-IAD

8h 16m1 stop

$385Hawaiian Airlines

Find Deal

Wed, Oct 15 - Wed, Oct 22

Alaska Airlines flights from Washington, D.C. Dulles Intl Airport to Montana

Our best Alaska Airlines deals on Washington, D.C. Dulles Intl Airport to Montana flight tickets

Alaska Airlines

Feb 21

IAD6:55 pmWashington, D.C. Dulles Intl

17h 53m

1 stop

BZN10:48 amBozeman Gallatin Field

Feb 25

BZN3:25 pmBozeman Gallatin Field

12h 30m

1 stop

IAD5:55 amWashington, D.C. Dulles Intl

$302

Find similar

Alaska Airlines

Sep 30

IAD6:09 pmWashington, D.C. Dulles Intl

7h 50m

1 stop

FCA11:59 pmKalispell Glacier Park

Oct 2

FCA2:15 pmKalispell Glacier Park

8h 08m

1 stop

IAD12:23 amWashington, D.C. Dulles Intl

$310

Find similar

Alaska Airlines

Nov 12

IAD7:43 amWashington, D.C. Dulles Intl

18h 00m

1 stop

MSO11:43 pmMissoula Johnson-Bell Field

Nov 18

MSO4:12 pmMissoula Johnson-Bell Field

12h 11m

1 stop

IAD6:23 amWashington, D.C. Dulles Intl

$314

Find similar

Delta flights from Washington, D.C. Dulles Intl Airport to Montana

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Montana flight tickets

Delta

Oct 29

IAD7:05 amWashington, D.C. Dulles Intl

8h 14m

1 stop

BZN1:19 pmBozeman Gallatin Field

Nov 2

BZN2:01 pmBozeman Gallatin Field

7h 38m

1 stop

IAD11:39 pmWashington, D.C. Dulles Intl

$293

Find similar

Delta

Oct 29

IAD6:05 amWashington, D.C. Dulles Intl

9h 14m

2 stops

BZN1:19 pmBozeman Gallatin Field

Nov 2

BZN2:01 pmBozeman Gallatin Field

7h 38m

1 stop

IAD11:39 pmWashington, D.C. Dulles Intl

$298

Find similar

Delta

Oct 15

IAD6:15 amWashington, D.C. Dulles Intl

6h 29m

1 stop

BZN10:44 amBozeman Gallatin Field

Oct 18

BZN11:40 amBozeman Gallatin Field

11h 00m

2 stops

IAD12:40 amWashington, D.C. Dulles Intl

$300

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Sat 1/3

8:30 am-11:21 am

Nonstop4h 51m

Bozeman Gallatin Field

Sat 1/10

3:00 pm-8:48 pm

Nonstop3h 48m

$289

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Wed 10/29

7:05 am-1:19 pm

1 stop8h 14m

Bozeman Gallatin Field

Sun 11/2

2:01 pm-11:39 pm

1 stop7h 38m

$293

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Wed 10/29

6:05 am-1:19 pm

2 stops9h 14m

Bozeman Gallatin Field

Sun 11/2

2:01 pm-11:39 pm

1 stop7h 38m

$298

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Sat 1/3

8:30 am-11:21 am

Nonstop4h 51m

Bozeman Gallatin Field

Sat 1/10

10:50 am-7:21 pm

1 stop6h 31m

$299

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Sat 2/21

6:55 pm-10:48 am

1 stop17h 53m

Bozeman Gallatin Field

Wed 2/25

3:25 pm-5:55 am

1 stop12h 30m

$302

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Sun 2/8

6:30 am-12:06 pm

1 stop7h 36m

Bozeman Gallatin Field

Fri 2/13

1:43 pm-10:12 pm

1 stop6h 29m

$305

Washington, D.C.Kalispell

IAD - FCA

IADFCA

Washington, D.C. Dulles Intl

Tue 9/30

6:09 pm-11:59 pm

1 stop7h 50m

Kalispell Glacier Park

Thu 10/2

2:15 pm-12:23 am

1 stop8h 08m

$310

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

Tue 10/28

6:11 am-12:10 pm

1 stop7h 59m

Bozeman Gallatin Field

Sun 11/2

1:52 pm-10:32 pm

1 stop6h 40m

$344

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 10/15

8:53 am-6:00 pm

1 stop11h 07m

Missoula Johnson-Bell Field

Wed 10/22

2:07 pm-12:23 am

1 stop8h 16m

$360

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 10/15

6:25 am-3:23 pm

1 stop10h 58m

Missoula Johnson-Bell Field

Wed 10/22

2:07 pm-12:23 am

1 stop8h 16m

$385

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Montana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from Washington, D.C. Dulles Intl Airport is in April. Flight prices, which tend to average around $338, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Montana, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $359.

What is the cheapest day to depart on your flight to Montana?

Our data shows that Sunday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $521. The most expensive day to fly to Montana is Saturday, with ticket prices averaging around $611.

What is the cheapest time of day to depart on your flight to Montana?

The cheapest time of day to fly to Montana is in the evening when flights can be purchased for as low as $576. At noon is when there is more demand to fly to Montana, so prices are often more expensive at around $681 per ticket.

What is the cheapest Washington, D.C. Dulles Intl to Montana flight route?

Fly from Washington, D.C. Dulles Intl to Bozeman Gallatin Field for the best Washington, D.C. Dulles Intl - Montana flight prices

How far in advance should I book a flight to Montana?

You are more likely to see cheaper flights to Montana from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $456 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montana from Washington, D.C. Dulles Intl Airport for as low as $354 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Montana flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Montana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Montana flights?

You could potentially save up to 34% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Montana flight.

Cheap Washington, D.C. Dulles Intl Airport to Montana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Montana

Best Price Found	$220
Fastest flight time	4h 30m
Direct flights	Sun
Airports in Montana	1 airport

The best one-way flight to Montana from Washington, D.C. Dulles Intl Airport in the past 72 hours is $220. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Montana found on momondo in the last 72 hours is $431.

The fastest flight from Washington, D.C. Dulles Intl Airport to Montana takes 4h 30m

Direct flights go from Washington, D.C. Dulles Intl Airport to Montana on Sunday. The only airline offering direct flights is United Airlines.

There is 1 airport near Montana: Bozeman Gallatin Field (BZN)

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Montana?
Prices for flights from Washington, D.C. Dulles Intl Airport to Montana refresh daily.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Montana?
The number of operators available for flights from Washington, D.C. Dulles Intl Airport to Montana is 5 as of September 2025.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Montana?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Montana.
What documentation or ID do you need to fly to Montana?
The required travel and health documents for your Montana trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montana. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Montana?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. Dulles Intl Airport to Montana is Airbus A319 (47.06% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (32.35%), Boeing 737-700 (5.88%), and Airbus A320-100/200 (5.88%).

Best airlines flying from Washington, D.C. Dulles Intl Airport to Montana

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Montana with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $236	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $242	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
Delta	PriceFrom $256	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
American Airlines	PriceFrom $278	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $294	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Montana?

Finding the right flight to Montana from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montana quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Montana with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Montana from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Montana?

Once you have performed a search for Washington, D.C. to Montana flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Montana right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montana, momondo offers a useful price alert feature which will track prices for flights to Montana from Washington, D.C. and alert you when they change.

An easier way to manage your Montana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Montana

Flights to New Yorkfrom $49

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Flights to Orlandofrom $60

Flights to Las Vegasfrom $48

Flights to San Franciscofrom $53

Flights to Washington, D.C.from $49

Flights to Bostonfrom $73

Flights to Atlantafrom $51

Flights to Dallasfrom $56

Flights to Seattlefrom $86

Washington, D.C. Dulles Intl Airport flight routes

Flights from Washington, D.C. Dulles Intl to Wilmington New Hanover County

Flights from Washington, D.C. Dulles Intl to Orlando

Flights from Washington, D.C. Dulles Intl to Miami

Flights from Washington, D.C. Dulles Intl to Tweed-New Haven

Flights from Washington, D.C. Dulles Intl to Asheville Regional

Flights from Washington, D.C. Dulles Intl to Atlanta Hartsfield-Jackson

Cheap flights from Washington, D.C. Dulles Intl Airport to Montana from $114

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Montana

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Alaska Airlines flights from Washington, D.C. Dulles Intl Airport to Montana

Our best Alaska Airlines deals on Washington, D.C. Dulles Intl Airport to Montana flight tickets

Delta flights from Washington, D.C. Dulles Intl Airport to Montana

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Montana flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Montana that are best for you.

See travel insights to Montana from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Montana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Montana?

What is the cheapest day to depart on your flight to Montana?

Our data shows that Sunday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $521. The most expensive day to fly to Montana is Saturday, with ticket prices averaging around $611.

What is the cheapest time of day to depart on your flight to Montana?

The cheapest time of day to fly to Montana is in the evening when flights can be purchased for as low as $576. At noon is when there is more demand to fly to Montana, so prices are often more expensive at around $681 per ticket.

What is the cheapest Washington, D.C. Dulles Intl to Montana flight route?

Fly from Washington, D.C. Dulles Intl to Bozeman Gallatin Field for the best Washington, D.C. Dulles Intl - Montana flight prices

How far in advance should I book a flight to Montana?

What cabin class options are available on Washington, D.C. Dulles Intl to Montana flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Montana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Montana flights?

You could potentially save up to 34% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Montana flight.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Montana?

Delta, Hawaiian Airlines, and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Montana

What airlines fly to Montana?

Cheap Washington, D.C. Dulles Intl Airport to Montana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Montana

Best Price Found

Fastest flight time

Direct flights

Airports in Montana

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Montana?

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Montana?

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Montana?

What documentation or ID do you need to fly to Montana?

What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Montana?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Montana

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Montana with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Montana?

Can I find flights from Washington, D.C. to Montana with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Montana?

I’m not ready to book a flight from Washington, D.C. to Montana right now. Can momondo alert me if prices change?

An easier way to manage your Montana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Montana

Popular cities in Montana

Popular flights according to clicks in the last 7 days on momondo