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

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

What airlines fly to Montana?

United Airlines, Delta and American Airlines 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 60% 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 July 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.

$126 Cheap Flights from Washington, D.C. Dulles Intl Airport to Montana in 2025

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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

7:00 am - 2:14 pmIAD-BZN

9h 14m1 stop

11:26 am - 12:23 amBZN-IAD

10h 57m1 stop

$256Alaska Airlines

Find Deal

mar., sep. 23 - mar., sep. 30

7:35 am - 4:48 pmIAD-BZN

11h 13m1 stop

5:28 pm - 5:55 amBZN-IAD

10h 27m1 stop

$257Delta

Find Deal

mié., sep. 3 - mié., sep. 10

6:15 am - 4:45 pmIAD-BZN

12h 30m2 stops

5:28 pm - 6:01 amBZN-IAD

10h 33m1 stop

$262Delta

Find Deal

mar., sep. 23 - mar., sep. 30

7:00 am - 2:14 pmIAD-BZN

9h 14m1 stop

7:23 pm - 7:33 amBZN-IAD

10h 10m1 stop

$272Hawaiian Airlines

Find Deal

mar., sep. 23 - lun., sep. 29

8:30 am - 10:50 amIAD-BZN

4h 20mnonstop

7:00 am - 3:34 pmBZN-IAD

6h 34m1 stop

$279United Airlines

Find Deal

dom., ago. 31 - mié., sep. 3

7:00 am - 2:14 pmIAD-BZN

9h 14m1 stop

7:23 pm - 7:33 amBZN-IAD

10h 10m1 stop

$288Hawaiian Airlines

Find Deal

vie., sep. 26 - dom., sep. 28

6:35 am - 11:35 amIAD-FCA

7h 00m1 stop

6:30 am - 3:34 pmFCA-IAD

7h 04m1 stop

$291United Airlines

Find Deal

mié., ago. 20 - vie., ago. 22

7:44 am - 6:55 pmIAD-BZN

13h 11m2 stops

7:20 am - 6:51 pmBZN-IAD

9h 31m2 stops

$299American Airlines

Find Deal

mar., sep. 2 - vie., sep. 5

6:27 am - 12:47 pmIAD-BZN

8h 20m1 stop

7:25 am - 7:00 pmBZN-IAD

9h 35m1 stop

$314American Airlines

Find Deal

sáb., ago. 16 - vie., ago. 22

6:05 pm - 10:55 pmIAD-BZN

6h 50m1 stop

6:00 am - 1:40 pmBZN-IAD

5h 40m1 stop

$354Southwest

Find Deal

mié., ago. 27 - mar., sep. 2

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

Sep 3

IAD7:35 amWashington, D.C. Dulles Intl

11h 13m

1 stop

BZN4:48 pmBozeman Gallatin Field

Sep 10

BZN5:28 pmBozeman Gallatin Field

10h 27m

1 stop

IAD5:55 amWashington, D.C. Dulles Intl

$257

Find similar

Delta

Sep 23

IAD6:15 amWashington, D.C. Dulles Intl

12h 30m

2 stops

BZN4:45 pmBozeman Gallatin Field

Sep 30

BZN5:28 pmBozeman Gallatin Field

10h 33m

1 stop

IAD6:01 amWashington, D.C. Dulles Intl

$262

Find similar

Delta

Sep 23

IAD11:58 amWashington, D.C. Dulles Intl

12h 25m

2 stops

BZN10:23 pmBozeman Gallatin Field

Sep 30

BZN6:20 pmBozeman Gallatin Field

12h 49m

2 stops

IAD9:09 amWashington, D.C. Dulles Intl

$267

Find similar

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

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

Southwest

Aug 27

IAD6:05 pmWashington, D.C. Dulles Intl

6h 50m

1 stop

BZN10:55 pmBozeman Gallatin Field

Sep 2

BZN6:00 amBozeman Gallatin Field

5h 40m

1 stop

IAD1:40 pmWashington, D.C. Dulles Intl

$354

Find similar

Southwest

Aug 1

IAD7:50 pmWashington, D.C. Dulles Intl

6h 55m

1 stop

BZN12:45 amBozeman Gallatin Field

Aug 6

BZN6:00 amBozeman Gallatin Field

8h 15m

1 stop

IAD4:15 pmWashington, D.C. Dulles Intl

$430

Find similar

Southwest

Aug 1

IAD7:50 pmWashington, D.C. Dulles Intl

6h 55m

1 stop

BZN12:45 amBozeman Gallatin Field

Aug 5

BZN6:00 amBozeman Gallatin Field

5h 40m

1 stop

IAD1:40 pmWashington, D.C. Dulles Intl

$470

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

mar. 9/23

7:00 am-2:14 pm

1 stop9h 14m

Bozeman Gallatin Field

mar. 9/30

11:26 am-12:23 am

1 stop10h 57m

$256

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

mié. 9/3

7:35 am-4:48 pm

1 stop11h 13m

Bozeman Gallatin Field

mié. 9/10

5:28 pm-5:55 am

1 stop10h 27m

$257

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

mar. 9/23

6:15 am-4:45 pm

2 stops12h 30m

Bozeman Gallatin Field

mar. 9/30

5:28 pm-6:01 am

1 stop10h 33m

$262

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

mar. 9/23

7:00 am-2:14 pm

1 stop9h 14m

Bozeman Gallatin Field

lun. 9/29

7:23 pm-7:33 am

1 stop10h 10m

$272

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

dom. 8/31

8:30 am-10:50 am

Nonstop4h 20m

Bozeman Gallatin Field

mié. 9/3

7:00 am-3:34 pm

1 stop6h 34m

$279

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

vie. 9/26

7:00 am-2:14 pm

1 stop9h 14m

Bozeman Gallatin Field

dom. 9/28

7:23 pm-7:33 am

1 stop10h 10m

$288

Washington, D.C.Kalispell

IAD - FCA

IADFCA

Washington, D.C. Dulles Intl

mié. 8/20

6:35 am-11:35 am

1 stop7h 00m

Kalispell Glacier Park

vie. 8/22

6:30 am-3:34 pm

1 stop7h 04m

$291

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

mar. 9/2

7:44 am-6:55 pm

2 stops13h 11m

Bozeman Gallatin Field

vie. 9/5

7:20 am-6:51 pm

2 stops9h 31m

$299

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

sáb. 8/16

6:27 am-12:47 pm

1 stop8h 20m

Bozeman Gallatin Field

vie. 8/22

7:25 am-7:00 pm

1 stop9h 35m

$314

Washington, D.C.Bozeman

IAD - BZN

IADBZN

Washington, D.C. Dulles Intl

mié. 8/27

6:05 pm-10:55 pm

1 stop6h 50m

Bozeman Gallatin Field

mar. 9/2

6:00 am-1:40 pm

1 stop5h 40m

$354

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 November. Flight prices, which tend to average around $326, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Montana, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $334.

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

Our data shows that Friday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $524. The most expensive day to fly to Montana is Saturday, with ticket prices averaging around $634.

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 $442 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 $318 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 72% 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	$126
Fastest flight time	4h 20m
Direct flights	Mon and Sun
Airports in Montana	9 airports

The best one-way flight to Montana from Washington, D.C. Dulles Intl Airport in the past 72 hours is $126. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Montana found on momondo in the last 72 hours is $256.

The fastest flight from Washington, D.C. Dulles Intl Airport to Montana takes 4h 20m

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

There are 9 airports near Montana: West Yellowstone (WYS), Billings Logan Intl (BIL), Kalispell Glacier Park (FCA), Bozeman Gallatin Field (BZN), Missoula Johnson-Bell Field (MSO), Great Falls (GTF), Cody E.E. Faust (COD), Butte Silver Bow Co (BTM), Helena (HLN)

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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 July 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 (74.58% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (13.56%), Boeing 737-700 (3.39%), and Airbus A320-100/200 (3.39%).

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
Delta	PriceFrom $196	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Alaska Airlines	PriceFrom $236	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $256	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
American Airlines	PriceFrom $270	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $294	Free Cancellation	Rating 7.4 8,900 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 $39

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Flights to Miamifrom $58

Flights to Chicagofrom $59

Flights to Orlandofrom $54

Flights to Las Vegasfrom $35

Flights to San Franciscofrom $49

Flights to Washington, D.C.from $49

Flights to Bostonfrom $77

Flights to Atlantafrom $29

Flights to Dallasfrom $55

Flights to Seattlefrom $93

Washington, D.C. Dulles Intl Airport flight routes

Washington, D.C. Dulles Intl to Savannah/Hilton Head

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

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

Washington, D.C. Dulles Intl to South Bend/Michiana

Washington, D.C. Dulles Intl to Nashville Intl

Washington, D.C. Dulles Intl to Asheville Regional

Cheap flights from Washington, D.C. Dulles Intl Airport to Montana from $126

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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

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

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

Our best Southwest 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 Friday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $524. The most expensive day to fly to Montana is Saturday, with ticket prices averaging around $634.

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 72% 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?

Alaska Airlines, Delta, and Hawaiian 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