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Cheap flights from Montana to Washington from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Washington departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Montana to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:19 pm - 6:08 pmGTF  Great Falls-SEA Seattle/Tacoma Intl
1h 49mnonstop
Alaska Airlines Logo
2:02 pm - 4:39 pmSEA  Seattle/Tacoma Intl-GTF Great Falls
1h 37mnonstop
$207Alaska Airlines
Sat, Sep 26 - Wed, Sep 30
Southwest Logo
6:15 pm - 12:30 amBZN  Bozeman Gallatin Field-PDX Portland
7h 15m1 stop Las Vegas Harry Reid Intl
Southwest Logo
1:40 pm - 10:05 pmPDX  Portland-BZN Bozeman Gallatin Field
7h 25m1 stop Denver Intl
$208Southwest
Fri, Oct 23 - Tue, Oct 27
Alaska Airlines Logo
7:03 am - 8:08 amBZN  Bozeman Gallatin Field-SEA Seattle/Tacoma Intl
2h 05mnonstop
Alaska Airlines Logo
11:48 am - 2:46 pmSEA  Seattle/Tacoma Intl-BZN Bozeman Gallatin Field
1h 58mnonstop
$212Alaska Airlines
Tue, Sep 15 - Tue, Sep 15
Southwest Logo
6:15 pm - 1:20 amBZN  Bozeman Gallatin Field-PDX Portland
8h 05m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl
Southwest Logo
6:00 am - 12:40 pmPDX  Portland-BZN Bozeman Gallatin Field
5h 40m1 stop Las Vegas Harry Reid Intl
$213Southwest
Fri, Oct 23 - Tue, Oct 27
Alaska Airlines Logo
7:03 am - 8:08 amBZN  Bozeman Gallatin Field-SEA Seattle/Tacoma Intl
2h 05mnonstop
Alaska Airlines Logo
11:48 am - 2:46 pmSEA  Seattle/Tacoma Intl-BZN Bozeman Gallatin Field
1h 58mnonstop
$214Alaska Airlines
Sat, Sep 19 - Tue, Sep 22
Delta Logo
6:21 pm - 10:10 pmGTF  Great Falls-SEA Seattle/Tacoma Intl
4h 49m1 stop Salt Lake City
Delta Logo
5:45 am - 12:35 pmSEA  Seattle/Tacoma Intl-GTF Great Falls
5h 50m1 stop Salt Lake City
$216Delta
Sat, Sep 26 - Wed, Sep 30
Delta Logo
6:21 pm - 10:10 pmGTF  Great Falls-SEA Seattle/Tacoma Intl
4h 49m1 stop Salt Lake City
Delta Logo
5:45 am - 12:35 pmSEA  Seattle/Tacoma Intl-GTF Great Falls
5h 50m1 stop Salt Lake City
$216Delta
Sat, Sep 26 - Wed, Sep 30
Delta Logo
6:21 pm - 10:10 pmGTF  Great Falls-SEA Seattle/Tacoma Intl
4h 49m1 stop Salt Lake City
Delta Logo
11:22 am - 5:41 pmSEA  Seattle/Tacoma Intl-GTF Great Falls
5h 19m1 stop Salt Lake City
$216Delta
Tue, Sep 15 - Tue, Sep 29
Alaska Airlines Logo
5:21 pm - 6:13 pmHLN  Helena-SEA Seattle/Tacoma Intl
1h 52mnonstop
Alaska Airlines Logo
1:28 pm - 4:04 pmSEA  Seattle/Tacoma Intl-HLN Helena
1h 36mnonstop
$217Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Southwest Logo
6:30 am - 11:35 amBZN  Bozeman Gallatin Field-PDX Portland
6h 05m1 stop Las Vegas Harry Reid Intl
Southwest Logo
5:10 am - 3:25 pmPDX  Portland-BZN Bozeman Gallatin Field
9h 15m2 stops Phoenix Sky Harbor Intl Denver Intl
$218Southwest
Wed, Oct 28 - Mon, Nov 2

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Alaska Airlines flights from Montana to State of Washington

Our best Alaska Airlines deals on Montana to State of Washington flight tickets
Alaska Airlines
Sep 26
GTF5:19 pmGreat Falls
1h 49m
SEA6:08 pmSeattle/Tacoma Intl
Sep 30
SEA2:02 pmSeattle/Tacoma Intl
1h 37m
GTF4:39 pmGreat Falls
$207
Alaska Airlines
Sep 15
BZN7:03 amBozeman Gallatin Field
2h 05m
SEA8:08 amSeattle/Tacoma Intl
Sep 15
SEA11:48 amSeattle/Tacoma Intl
1h 58m
BZN2:46 pmBozeman Gallatin Field
$212
Alaska Airlines
Sep 19
BZN7:03 amBozeman Gallatin Field
2h 05m
SEA8:08 amSeattle/Tacoma Intl
Sep 22
SEA11:48 amSeattle/Tacoma Intl
1h 58m
BZN2:46 pmBozeman Gallatin Field
$214

Delta flights from Montana to State of Washington

Our best Delta deals on Montana to State of Washington flight tickets
Delta
Sep 26
GTF6:21 pmGreat Falls
4h 49m
1 stop
SEA10:10 pmSeattle/Tacoma Intl
Sep 30
SEA5:45 amSeattle/Tacoma Intl
5h 50m
1 stop
GTF12:35 pmGreat Falls
$216
Delta
Sep 22
BZN3:38 pmBozeman Gallatin Field
2h 03m
SEA4:41 pmSeattle/Tacoma Intl
Sep 30
SEA7:59 pmSeattle/Tacoma Intl
1h 50m
BZN10:49 pmBozeman Gallatin Field
$217
Delta
Sep 23
BZN1:08 pmBozeman Gallatin Field
6h 28m
1 stop
SEA6:36 pmSeattle/Tacoma Intl
Oct 3
SEA12:00 pmSeattle/Tacoma Intl
1h 53m
BZN2:53 pmBozeman Gallatin Field
$227

momondo Fare Finder

 
Customize your flight search to find flights from Montana to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from Montana to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Great FallsSeattle

GTF Great Falls - SEA Seattle/Tacoma Intl

GTFSEA

Great Falls

Sat 9/26

5:19 pm-6:08 pm

Nonstop1h 49m

Seattle/Tacoma Intl

Wed 9/30

2:02 pm-4:39 pm

Nonstop1h 37m

$207

BozemanPortland

BZN Bozeman Gallatin Field - PDX Portland

BZNPDX

Bozeman Gallatin Field

Fri 10/23

6:15 pm-12:30 am

1 stop7h 15m

Portland

Tue 10/27

1:40 pm-10:05 pm

1 stop7h 25m

$208

BozemanSeattle

BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl

BZNSEA

Bozeman Gallatin Field

Tue 9/15

7:03 am-8:08 am

Nonstop2h 05m

Seattle/Tacoma Intl

Tue 9/15

11:48 am-2:46 pm

Nonstop1h 58m

$212

BozemanPortland

BZN Bozeman Gallatin Field - PDX Portland

BZNPDX

Bozeman Gallatin Field

Fri 10/23

6:15 pm-1:20 am

2 stops8h 05m

Portland

Tue 10/27

6:00 am-12:40 pm

1 stop5h 40m

$213

BozemanSeattle

BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl

BZNSEA

Bozeman Gallatin Field

Sat 9/19

7:03 am-8:08 am

Nonstop2h 05m

Seattle/Tacoma Intl

Tue 9/22

11:48 am-2:46 pm

Nonstop1h 58m

$214

Great FallsSeattle

GTF Great Falls - SEA Seattle/Tacoma Intl

GTFSEA

Great Falls

Sat 9/26

6:21 pm-10:10 pm

1 stop4h 49m

Seattle/Tacoma Intl

Wed 9/30

5:45 am-12:35 pm

1 stop5h 50m

$216

Great FallsSeattle

GTF Great Falls - SEA Seattle/Tacoma Intl

GTFSEA

Great Falls

Sat 9/26

6:21 pm-10:10 pm

1 stop4h 49m

Seattle/Tacoma Intl

Wed 9/30

5:45 am-12:35 pm

1 stop5h 50m

$216

Great FallsSeattle

GTF Great Falls - SEA Seattle/Tacoma Intl

GTFSEA

Great Falls

Tue 9/15

6:21 pm-10:10 pm

1 stop4h 49m

Seattle/Tacoma Intl

Tue 9/29

11:22 am-5:41 pm

1 stop5h 19m

$216

HelenaSeattle

HLN Helena - SEA Seattle/Tacoma Intl

HLNSEA

Helena

Sat 10/31

5:21 pm-6:13 pm

Nonstop1h 52m

Seattle/Tacoma Intl

Tue 11/3

1:28 pm-4:04 pm

Nonstop1h 36m

$217

BozemanPortland

BZN Bozeman Gallatin Field - PDX Portland

BZNPDX

Bozeman Gallatin Field

Wed 10/28

6:30 am-11:35 am

1 stop6h 05m

Portland

Mon 11/2

5:10 am-3:25 pm

2 stops9h 15m

$218

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Montana to State of Washington

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 State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from Montana, with most prices found around $205. If you aren’t able to travel to State of Washington during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $232.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Montana to State of Washington is on a Friday. Travelers who choose to depart for State of Washington on a Friday will often find tickets for as low as $366. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Montana to State of Washington for around $611.

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

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $362. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $514 on average. Flights to State of Washington from Montana in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Montana to Washington flight route?

Fly from Bozeman Gallatin Field to Seattle/Tacoma Intl for the best Montana - Washington flight prices

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

You are more likely to see cheaper flights to State of Washington from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $243 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Montana for as low as $182 on momondo.

What cabin class options are available on Montana to State of Washington flights?

There are 4 cabin classes available to choose from on Montana to State of Washington 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 Montana to State of Washington flights?

You could potentially save up to 18% on your flight if you consider stops on a Montana to State of Washington flight.

Cheap Montana to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to State of Washington

Best Price Found

$166

Fastest flight time

1h 31m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from Montana in the past 72 hours is $166. The best round-trip flight deal from Montana to State of Washington found on momondo in the last 72 hours is $216.
The fastest flight from Montana to State of Washington takes 1h 31m
Direct flights go from Montana to State of Washington every day.
There are 96 airports in State of Washington. From Montana there are direct flights to Portland (PDX), Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Montana to Washington

  • When did momondo last update prices for flights from Montana to Washington?

    Prices for flights from Montana to Washington refresh daily.

  • How many operators does momondo search for flights from Montana to Washington?

  • How old do you have to be to fly from Montana to Washington?

    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 Montana to Washington.

  • What documentation or ID do you need to fly to Washington?

    The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Montana to State of Washington?

Best airlines flying from Montana to State of Washington

Compare and see reviews for airlines that fly from Montana to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $78Free CancellationRating
7.8
2,817 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $113Free CancellationRating
7.8
8,502 reviews
Search Delta flights
Alaska AirlinesPriceFrom $122Free CancellationRating
7.9
12,809 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Washington?

It is quick and easy to find Montana to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

Can I find flights from Montana to Washington with flexible booking policies on momondo?

Yes. All flights to Washington from Montana on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montana to Washington?

momondo helps you find the best flight between Montana and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Washington from Montana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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