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$99+ Cheap flights from Seattle to Great Falls (SEA - GTF)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GTF
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Seattle to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$176
(Delta)

One-way from

$99
(Alaska Airlines)

Popular in

November

Cheapest in

January

Average price

$298

Good round-trip deal

$196 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Great Falls flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Great Falls flights.
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From Seattle/Tacoma Intl to Great Falls
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One-way flight from Seattle/Tacoma Intl to Great Falls
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Highest demand for flights based on searches. 24% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Great Falls.
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Find flight deals from Seattle to Great Falls

Cheapest flights from Seattle to Great Falls
Explore the most affordable flight options available from Seattle to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/79:30 amSEA - GTF
1 stop7h 06mDelta
Wed 5/1411:45 amGTF - SEA
1 stop5h 59mDelta
Deal found 3/24$176
This Trip.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:45 pmSEA - GTF
Nonstop1h 42mHawaiian Airlines
Wed 5/146:07 pmGTF - SEA
Nonstop1h 50mHawaiian Airlines
Deal found 3/23$190
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/161:46 pmSEA - GTF
Nonstop1h 43mAlaska Airlines
Sun 5/185:09 pmGTF - SEA
Nonstop1h 46mAlaska Airlines
Deal found 3/24$197
This Mytrip deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:00 amSEA - GTF
1 stop8h 37mMultiple Airlines
Sun 5/181:22 pmGTF - SEA
2 stops11h 48mMultiple Airlines
Deal found 3/23$378
This United deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:15 amSEA - GTF
1 stop15h 08mUnited Airlines
Tue 5/206:40 amGTF - SEA
2 stops16h 17mUnited Airlines
Deal found 3/23$538

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Great Falls 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 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Seattle to Great Falls that are best for you.

Fly from

Seattle

Fly to

Great Falls

Route

Depart

Return

Price

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 5/7

9:30 am-5:36 pm

1 stop7h 06m

Great Falls

Wed 5/14

11:45 am-4:44 pm

1 stop5h 59m

$176

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 5/7

2:45 pm-5:27 pm

Nonstop1h 42m

Great Falls

Wed 5/14

6:07 pm-6:57 pm

Nonstop1h 50m

$190

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 5/16

1:46 pm-4:29 pm

Nonstop1h 43m

Great Falls

Sun 5/18

5:09 pm-5:55 pm

Nonstop1h 46m

$197

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 5/16

6:00 am-3:37 pm

1 stop8h 37m

Great Falls

Sun 5/18

1:22 pm-12:10 am

2 stops11h 48m

$378

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 5/13

5:15 am-9:23 pm

1 stop15h 08m

Great Falls

Tue 5/20

6:40 am-9:57 pm

2 stops16h 17m

$538

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 5/10

2:45 pm-5:27 pm

Nonstop1h 42m

$99

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 5/10

5:30 am-11:05 am

1 stop4h 35m

$108

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sun 6/1

1:46 pm-4:29 pm

Nonstop1h 43m

$119

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 5/10

7:00 am-9:23 pm

2 stops13h 23m

$287

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sun 3/30

8:04 pm-4:44 pm

2 stops19h 40m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Seattle to Great Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Great Falls in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Great Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls 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 Great Falls

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Great Falls (average of $367). Flying from Seattle to Great Falls in June is currently the most expensive (average of $605). 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 GTF?

Find hourly flight availability from Seattle to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Seattle to Great Falls in the evening. Doing so could potentially save you 58% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated March 25, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to Great Falls to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

  • What airports do I use to fly from Seattle to Great Falls?

    To fly from Seattle to Great Falls, you need to book a flight from Seattle/Tacoma Intl (SEA) to Great Falls (GTF). Nonstop flights to Great Falls from Seattle/Tacoma Intl take 1h 33m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from Seattle/Tacoma Intl to Great Falls offered by 2 different airlines.

  • How popular is this Seattle to Great Falls flight route?

    Within the past month, 2 users have taken a look at flights from Seattle/Tacoma Intl to Great Falls.

  • What are the cheapest airlines flying from Seattle to Great Falls round-trip?

    According to our current data, Delta ($176), Hawaiian Airlines ($177), and Alaska Airlines ($268) offers the cheapest pricing from Seattle to Great Falls. Users have found that Delta is 39% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Great Falls one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $99. Delta flights start at $108 while deals on Hawaiian Airlines start at $119 one-way.

  • What are the most reliable airlines from Seattle to Great Falls?

    No one likes to see their flight delayed. When booking a flight from Seattle to Great Falls consider choosing SkyWest Airlines (85%), Alaska Airlines (85%) or Hawaiian Airlines (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Great Falls?

    While on average a flight from Seattle to Great Falls is generally $268, our data shows the cheapest flight currently is $176. When looking at the most popular route, (Seattle/Tacoma Intl - Great Falls), you can expect to pay $167 for that flight.

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

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

  • How can I find direct flights from Seattle to Great Falls?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Great Falls 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 Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Great Falls (average of $367). Flying from Seattle to Great Falls in June is currently the most expensive (average of $605). 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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Top 2 airlines flying from Seattle to Great Falls

Discover the top 2 airlines that operate flights from Seattle to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$156Average$244FlexibilityNo cancel feeOn-time75%
DeltaCheapest$221Average$451FlexibilityNo cancel feeOn-timeN/A
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