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Cheap flights from Seattle to Montana from C$ 166

SEA — BZN
21 Oct — 28 Oct1
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

Tue 20/107:50 p.m. -
Nonstop1h 47m
Tue 27/103:34 p.m. -
Nonstop2h 06m
Deal found 16/9C$ 331
Tue 20/108:31 p.m. -
Nonstop1h 38m
Thu 22/106:59 p.m. -
Nonstop1h 55m
Deal found 16/9C$ 344
Sat 24/107:50 p.m. -
Nonstop1h 47m
Mon 26/103:34 p.m. -
Nonstop2h 06m
Deal found 20/9C$ 348
Tue 20/103:30 p.m. -
1 stop5h 40m
Tue 27/102:45 p.m. -
2 stops10h 10m
Deal found 16/9C$ 366
Sat 31/107:55 a.m. -
2 stops8h 40m
Sat 7/112:15 p.m. -
1 stop8h 40m
Deal found 16/9C$ 368
Sat 17/102:15 p.m. -
1 stop5h 35m
Sat 24/109:40 a.m. -
2 stops9h 30m
Deal found 17/9C$ 369
Fri 6/1112:04 p.m. -
Nonstop1h 50m
Mon 9/116:23 p.m. -
1 stop6h 36m
Deal found 19/9C$ 373

Find flight deals from Seattle to Montana

Round-trip from

C$ 331

One-way from

C$ 166

Popular in

June

Cheapest in

March

Average price

C$ 443

Good round-trip deal

C$ 393 or less
Delta
  • Delta
  • 7/11-10/11
  • Nonstop
  • 4h 02m total
  • Seattle to Montana
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Alaska Airlines
  • Alaska Airlines
  • 21/10-31/12
  • Nonstop
  • 1h 40m total
  • Seattle to Montana
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Highest demand for flights based on searches. 11% potential increase in price (C$ 68 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Montana.
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Cheapflights Fare Finder

 
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 Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Tue 20/10

7:50 p.m.-10:37 p.m.

Nonstop1h 47m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 166

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Mon 14/12

8:21 p.m.-11:09 p.m.

Nonstop1h 48m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 180

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Mon 26/10

7:50 p.m.-10:37 p.m.

Nonstop1h 47m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 180

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Mon 26/10

7:00 a.m.-3:12 p.m.

1 stop7h 12m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 194

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Mon 19/10

9:57 a.m.-3:15 p.m.

1 stop4h 18m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 236
Quickest round-trip

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Sun 11/10

12:12 p.m.-2:58 p.m.

Nonstop1h 46m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 264

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Tue 13/10

12:04 p.m.-2:54 p.m.

Nonstop1h 50m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 264

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Sun 11/10

9:05 a.m.-3:14 p.m.

1 stop5h 09m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 278

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Thu 15/10

5:55 p.m.-12:27 a.m.

1 stop5h 32m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 278

SeattleBozeman

SEA Seattle/Tacoma Intl - BZN Bozeman Gallatin Field

SEABZN

Seattle/Tacoma Intl

Sat 17/10

5:30 a.m.-12:07 p.m.

1 stop5h 37m

Bozeman Gallatin Field

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 278

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/9

Showing 1-10 of 18 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

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, January is the cheapest month in which you can book a flight from Seattle to Montana (average of C$ 296). Flying from Seattle to Montana in September is currently the most expensive (average of C$ 575). 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?

It’s optimal to fly from Seattle to Montana in the afternoon. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from Seattle to Montana

The most flights from SEA to USMT are scheduled on a Friday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

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

Airfare is typical for this route at the moment.
Seattle to Montana flights typically cost between C$ 313 and C$ 587 in October.
The cheapest round-trip price found within the last 5 days was C$ 331 on Delta (20 Oct-27 Oct).

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 79 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

  • 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 39m. Fly via Delta or Alaska Airlines to get the fastest option. The distance between Seattle and Montana is about 871 km. This flight may include one or multiple stops.

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

    The top 3 most reliable airlines when flying from Seattle to Montana are Horizon Air (93%), Qatar Airways (80%) and Delta (78%).

  • 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, January is the cheapest month in which you can book a flight from Seattle to Montana (average of C$ 296). Flying from Seattle to Montana in September is currently the most expensive (average of C$ 575). 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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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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