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Cheap flights from Seattle to Montana from C$ 145

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BZN
7 Jul — 14 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Montana

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Montana
Explore the most affordable flight options available from Seattle to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 June 2026.

Wed 19/88:16 p.m.
SEA
-
BZN
Nonstop1h 43m
Alaska Airlines
Tue 25/810:27 a.m.
BZN
-
SEA
Nonstop1h 59m
Alaska Airlines
Deal found 2/6C$ 289
Thu 20/87:50 p.m.
SEA
-
BZN
Nonstop1h 52m
Delta
Thu 27/83:54 p.m.
BZN
-
SEA
Nonstop2h 06m
Delta
Deal found 2/6C$ 316
Wed 9/911:40 a.m.
SEA
-
BZN
2 stops9h 45m
Southwest
Wed 16/93:25 p.m.
BZN
-
SEA
1 stop8h 40m
Southwest
Deal found 4/6C$ 323
Wed 19/86:31 p.m.
SEA
-
BZN
1 stop4h 33m
Delta
Fri 28/81:00 p.m.
BZN
-
SEA
1 stop6h 44m
Delta
Deal found 2/6C$ 330
Wed 19/87:40 a.m.
SEA
-
BZN
2 stops11h 20m
Southwest
Wed 26/812:55 p.m.
BZN
-
SEA
1 stop11h 40m
Southwest
Deal found 4/6C$ 332
Tue 25/86:25 a.m.
SEA
-
BZN
1 stop6h 00m
Southwest
Sun 30/86:30 a.m.
BZN
-
SEA
2 stops8h 30m
Southwest
Deal found 2/6C$ 337
Thu 20/86:09 p.m.
SEA
-
BZN
1 stop4h 55m
Delta
Mon 24/81:00 p.m.
BZN
-
SEA
1 stop6h 44m
Delta
Deal found 2/6C$ 344
Tue 18/87:40 a.m.
SEA
-
BZN
2 stops11h 20m
Southwest
Tue 25/86:55 a.m.
BZN
-
SEA
2 stops9h 15m
Southwest
Deal found 2/6C$ 351
Wed 12/811:40 a.m.
SEA
-
BZN
2 stops9h 45m
Southwest
Tue 18/88:30 a.m.
BZN
-
SEA
1 stop5h 50m
Southwest
Deal found 4/6C$ 365

Find flight deals from Seattle to Montana

Keep the following information in mind while searching for Seattle to Montana flight deals. Data was last updated 7 June 2026.

Round-trip from

C$ 289

One-way from

C$ 145

Popular in

June

Cheapest in

March

Average price

C$ 456
Alaska Airlines
  • Alaska Airlines
  • 19/8-25/8
  • Nonstop
  • 3h 42m total
  • Seattle to Montana
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 29/8
  • Nonstop
  • 1h 42m total
  • Seattle to Montana
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Montana 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, Cheapflights users made 629,999 searches. Data last updated 7 June 2026.
Use the filters below to find and compare flights from Seattle to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Wed 30/9

11:48 a.m.-2:46 p.m.

Nonstop1h 58m

Bozeman Gallatin Field

Sat 3/10

3:35 p.m.-6:56 p.m.

1 stop4h 21m

C$ 302

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Thu 1/10

11:40 a.m.-2:36 p.m.

Nonstop1h 56m

Bozeman Gallatin Field

Thu 8/10

8:30 a.m.-9:42 a.m.

Nonstop2h 12m

C$ 330

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Fri 30/10

11:45 a.m.-2:33 p.m.

Nonstop1h 48m

Bozeman Gallatin Field

Sun 1/11

3:40 p.m.-4:47 p.m.

Nonstop2h 07m

C$ 330

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Thu 13/8

7:50 p.m.-10:42 p.m.

Nonstop1h 52m

Bozeman Gallatin Field

Tue 18/8

3:54 p.m.-5:00 p.m.

Nonstop2h 06m

C$ 456
Quickest round-trip

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Tue 14/7

7:59 p.m.-10:49 p.m.

Nonstop1h 50m

Bozeman Gallatin Field

Sat 18/7

8:25 a.m.-9:28 a.m.

Nonstop2h 03m

C$ 456

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Fri 24/7

7:59 p.m.-10:49 p.m.

Nonstop1h 50m

Bozeman Gallatin Field

Thu 30/7

5:15 a.m.-9:02 a.m.

1 stop4h 47m

C$ 470

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Sat 24/10

7:17 a.m.-1:22 p.m.

1 stop5h 05m

Bozeman Gallatin Field

Sun 1/11

2:54 p.m.-2:30 p.m.

1 stop24h 36m

C$ 481

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Sun 12/7

5:30 a.m.-11:17 a.m.

1 stop4h 47m

Bozeman Gallatin Field

Wed 15/7

8:25 a.m.-9:28 a.m.

Nonstop2h 03m

C$ 484
Cheapest one-way

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Sat 5/9

11:47 a.m.-2:38 p.m.

Nonstop1h 51m

C$ 145

SeattleBozeman

SEA - BZN

SEABZN

Seattle/Tacoma Intl

Mon 21/9

7:50 p.m.-10:40 p.m.

Nonstop1h 50m

C$ 159

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Montana

What is the cheapest month to book a flight from Seattle to Montana?

Currently, March is the cheapest month in which you can book a flight from Seattle to Montana (average of C$ 67). Flying from Seattle to Montana in July is currently the most expensive (average of C$ 178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to MT?

Find hourly flight availability from Seattle to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 June 2026.

It’s optimal to fly from Seattle to Montana in the afternoon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Seattle to Montana

Explore weekly flight availability from Seattle to Montana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 June 2026.

The most flights from SEA to USMT are scheduled on a Friday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Seattle to Montana?

How far ahead should I book a flight from Seattle to Montana?

To ensure you get the cheapest price possible for a flight from Seattle to Montana, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Montana?

    For a flight from Seattle to Montana, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city.

  • How popular is this Seattle to Montana flight route?

    The Seattle/Tacoma Intl to Montana flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Montana?

    There are many flights that can get you from Seattle to Montana in 1h 52m. Fly via Delta or Alaska Airlines to get the fastest option. The distance between Seattle and Montana is about 871 km. All flights are typically direct.

  • What are the most reliable airlines from Seattle to Montana?

    The top 3 most reliable airlines when flying from Seattle to Montana are Finnair (100%), Korean Air (93%) and WestJet (93%).

  • Can I find deals for flights from Seattle to Montana that include hotel bookings?

    Yes. In addition to deals on Seattle to Montana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Montana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Montana.

  • Can I find deals for business class flights from Seattle to Montana?

    Yes. Cheapflights offers flight deals from Seattle to Montana by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Montana?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Montana (average of C$ 67). Flying from Seattle to Montana in July is currently the most expensive (average of C$ 178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Seattle to Montana?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Montana from Seattle.

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Yes! Cheapflights helps users easily find flights from Seattle to Montana with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Montana become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Montana flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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