What is the cheapest airline that flies from Washington, D.C. Reagan-National to Montana?

Delta, American Airlines, and JetBlue are the most popular carriers operating from Washington, D.C. Reagan-National to Montana

What airlines fly to Montana?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Montana from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 49% 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. Reagan-National Airport to Montana?

As of March 2026, there are 5 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Montana.

How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Montana?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National 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.

$129 Cheap Flights from Washington, D.C. Reagan-National Airport to Montana in 2026

Q: How many flights depart from Washington, D.C. Reagan-National Airport to Montana on average per week?

5 flights are operational weekly from Washington, D.C. Reagan-National Airport to Montana as of March 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Montana

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 am - 1:54 pm

DCA

FCA

8h 14m

1 stop

2:49 pm - 11:43 pm

FCA

DCA

6h 54m

1 stop

$263Delta

Tue, Apr 28 - Mon, May 4

6:30 am - 11:31 am

DCA

BZN

7h 01m

1 stop

12:32 pm - 9:06 pm

BZN

DCA

6h 34m

1 stop

$289United Airlines

Wed, Apr 8 - Sat, Apr 18

2:55 pm - 8:06 pm

DCA

BIL

7h 11m

1 stop

6:24 am - 6:57 pm

BIL

DCA

10h 33m

2 stops

$294Delta

Tue, Apr 21 - Sat, Apr 25

7:30 am - 1:06 pm

DCA

BZN

7h 36m

1 stop

5:20 am - 5:47 pm

BZN

DCA

10h 27m

2 stops

$294Delta

Tue, Apr 7 - Sat, Apr 11

5:00 pm - 10:44 pm

DCA

GTF

7h 44m

1 stop

5:30 am - 4:21 pm

GTF

DCA

8h 51m

1 stop

$298Delta

Tue, Aug 18 - Tue, Aug 25

7:39 am - 12:35 pm

DCA

FCA

6h 56m

1 stop

1:25 pm - 11:59 pm

FCA

DCA

8h 34m

1 stop

$305American Airlines

Wed, Jun 3 - Tue, Jun 9

3:50 pm - 11:28 pm

DCA

MSO

9h 38m

1 stop

1:29 pm - 10:00 pm

MSO

DCA

6h 31m

1 stop

$309American Airlines

Sat, Aug 29 - Wed, Sep 9

3:30 pm - 10:38 pm

DCA

BZN

9h 08m

1 stop

8:00 am - 3:52 pm

BZN

DCA

5h 52m

1 stop

$309United Airlines

Mon, Jul 13 - Tue, Jul 21

8:00 am - 11:57 pm

DCA

BZN

17h 57m

1 stop

11:20 am - 9:59 pm

BZN

DCA

8h 39m

1 stop

$322Alaska Airlines

Wed, Apr 8 - Thu, Apr 16

5:00 pm - 12:31 pm

DCA

MSO

21h 31m

1 stop

4:23 pm - 9:59 pm

MSO

DCA

27h 36m

1 stop

$394Alaska Airlines

Tue, Apr 7 - Tue, Apr 14

United Airlines flights from Washington, D.C. Reagan-National Airport to Montana

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Montana flight tickets

United Airlines

Mar 18

DCA3:30 pmWashington, D.C. Reagan-National

8h 42m

1 stop

BZN10:12 pmBozeman Gallatin Field

Mar 25

BZN12:44 pmBozeman Gallatin Field

8h 08m

1 stop

DCA10:52 pmWashington, D.C. Reagan-National

$324

United Airlines

Aug 11

DCA6:30 amWashington, D.C. Reagan-National

6h 56m

1 stop

FCA11:26 amKalispell Glacier Park

Aug 13

FCA12:32 pmKalispell Glacier Park

7h 54m

1 stop

DCA10:26 pmWashington, D.C. Reagan-National

$339

United Airlines

May 30

DCA12:59 pmWashington, D.C. Reagan-National

9h 44m

1 stop

BZN8:43 pmBozeman Gallatin Field

Jun 6

BZN12:45 pmBozeman Gallatin Field

7h 30m

1 stop

DCA10:15 pmWashington, D.C. Reagan-National

$342

JetBlue flights from Washington, D.C. Reagan-National Airport to Montana

Our best JetBlue deals on Washington, D.C. Reagan-National Airport to Montana flight tickets

JetBlue

Mar 16

DCA6:00 amWashington, D.C. Reagan-National

8h 17m

1 stop

BZN12:17 pmBozeman Gallatin Field

Mar 20

BZN1:27 pmBozeman Gallatin Field

7h 32m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$418

JetBlue

Mar 14

DCA6:00 amWashington, D.C. Reagan-National

7h 55m

1 stop

BZN11:55 amBozeman Gallatin Field

Mar 16

BZN1:27 pmBozeman Gallatin Field

7h 32m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$536

JetBlue

Mar 7

DCA6:00 amWashington, D.C. Reagan-National

10h 09m

1 stop

BZN2:09 pmBozeman Gallatin Field

Mar 14

BZN1:05 pmBozeman Gallatin Field

7h 54m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$697

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Kalispell

DCA - FCA

DCAFCA

Washington, D.C. Reagan-National

Tue 4/28

7:40 am-1:54 pm

1 stop8h 14m

Kalispell Glacier Park

Mon 5/4

2:49 pm-11:43 pm

1 stop6h 54m

$263

Washington, D.C.Bozeman

DCA - BZN

DCABZN

Washington, D.C. Reagan-National

Wed 4/8

6:30 am-11:31 am

1 stop7h 01m

Bozeman Gallatin Field

Sat 4/18

12:32 pm-9:06 pm

1 stop6h 34m

$289

Washington, D.C.Billings

DCA - BIL

DCABIL

Washington, D.C. Reagan-National

Tue 4/21

2:55 pm-8:06 pm

1 stop7h 11m

Billings Logan Intl

Sat 4/25

6:24 am-6:57 pm

2 stops10h 33m

$294

Washington, D.C.Bozeman

DCA - BZN

DCABZN

Washington, D.C. Reagan-National

Tue 4/7

7:30 am-1:06 pm

1 stop7h 36m

Bozeman Gallatin Field

Sat 4/11

5:20 am-5:47 pm

2 stops10h 27m

$294

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Tue 8/18

5:00 pm-10:44 pm

1 stop7h 44m

Great Falls

Tue 8/25

5:30 am-4:21 pm

1 stop8h 51m

$298

Washington, D.C.Kalispell

DCA - FCA

DCAFCA

Washington, D.C. Reagan-National

Wed 6/3

7:39 am-12:35 pm

1 stop6h 56m

Kalispell Glacier Park

Tue 6/9

1:25 pm-11:59 pm

1 stop8h 34m

$305

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Sat 8/29

3:50 pm-11:28 pm

1 stop9h 38m

Missoula Johnson-Bell Field

Wed 9/9

1:29 pm-10:00 pm

1 stop6h 31m

$309

Washington, D.C.Bozeman

DCA - BZN

DCABZN

Washington, D.C. Reagan-National

Mon 7/13

3:30 pm-10:38 pm

1 stop9h 08m

Bozeman Gallatin Field

Tue 7/21

8:00 am-3:52 pm

1 stop5h 52m

$309

Washington, D.C.Bozeman

DCA - BZN

DCABZN

Washington, D.C. Reagan-National

Wed 4/8

8:00 am-11:57 pm

1 stop17h 57m

Bozeman Gallatin Field

Thu 4/16

11:20 am-9:59 pm

1 stop8h 39m

$322

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Tue 4/7

5:00 pm-12:31 pm

1 stop21h 31m

Missoula Johnson-Bell Field

Tue 4/14

4:23 pm-9:59 pm

1 stop27h 36m

$394

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. Reagan-National 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. Reagan-National Airport is in April. Flight prices, which tend to average around $288, are often lower during this time because this is during the off-season. The month of June is another great option to travel to Montana, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $340.

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. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $404 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. Reagan-National Airport for as low as $330 on momondo.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Montana flights?

You could potentially save up to 51% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Montana flight.

Cheap Washington, D.C. Reagan-National Airport to Montana flight deals and tips

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

Fastest flight time	5h 47m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to Montana takes 5h 47m

There are no direct flights from Washington, D.C. Reagan-National Airport to Montana. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Montana.

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Montana?
Prices for flights from Washington, D.C. Reagan-National Airport to Montana refresh daily.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Montana?
As of March 2026, there are 5 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Montana.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Montana?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National 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.

Best airlines flying from Washington, D.C. Reagan-National Airport to Montana

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Montana with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $150	Free Cancellation	Rating 7.9 8,242 reviews	Search Delta flights
United Airlines	PriceFrom $288	Free Cancellation	Rating 7.4 9,378 reviews	Search United Airlines flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.1 11,375 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $365	Free Cancellation	Rating 8.0 11,978 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $464	Free Cancellation	Rating 8.0 4,302 reviews	Search Southwest 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Wed 4/1

Wed 4/8

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Montana

Popular cities

Other flights from Washington, D.C. Reagan-National Airport

Other flights to Montana

Airlines

Complete your trip

Feeling lucky

Popular cities in Montana

Flights to New Yorkfrom $55

Flights to Los Angelesfrom $54

Flights to Miamifrom $49

Flights to Orlandofrom $46

Flights to Chicagofrom $55

Flights to San Franciscofrom $50

Flights to Las Vegasfrom $53

Flights to Washington, D.C.from $56

Flights to Bostonfrom $76

Flights to Atlantafrom $53

Flights to Dallasfrom $60

Flights to Seattlefrom $48

Cheap flights from Washington, D.C. Reagan-National Airport to Montana from $129

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Montana

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Washington, D.C. Reagan-National Airport to Montana

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Montana flight tickets

JetBlue flights from Washington, D.C. Reagan-National Airport to Montana

Our best JetBlue deals on Washington, D.C. Reagan-National Airport to Montana flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National 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. Reagan-National Airport to Montana

What is the cheapest month to fly to Montana?

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

Can stopping save me money on Washington, D.C. Reagan-National Airport to Montana flights?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Montana?

What airlines fly to Montana?

How many flights depart from Washington, D.C. Reagan-National Airport to Montana on average per week?

Cheap Washington, D.C. Reagan-National Airport to Montana flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Washington, D.C. Reagan-National Airport to Montana

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Montana with momondo

Why use momondo?

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

Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

Montana flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Montana

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Montana

Explore popular destinations other users love

According to popular flight searches on momondo this year