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

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — SEA
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheap flight deals from Great Falls to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Seattle (SEA). 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$216
(Delta)

One-way from

$99
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$282

Good round-trip deal

$273 or less

Good one-way deal

$143 or less
Provider with most accurate pricing for Great Falls-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Great Falls-Seattle/Tacoma Intl flights.
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From Great Falls to Seattle/Tacoma Intl
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One-way flight from Great Falls to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 4% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Great Falls to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Great Falls to Seattle/Tacoma Intl.
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Find flight deals from Great Falls to Seattle

Cheapest flights from Great Falls to Seattle
Explore the most affordable flight options available from Great Falls to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This Delta deal was found by Cheapflights users on 4/9. 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.
Fri 5/96:19 pmGTF - SEA
1 stop6h 40mDelta
Fri 5/165:30 amSEA - GTF
1 stop4h 35mDelta
Deal found 4/9$216
This Hawaiian Airlines deal was found by Cheapflights users on 4/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/74:55 pmGTF - SEA
Nonstop1h 51mHawaiian Airlines
Mon 8/111:40 pmSEA - GTF
Nonstop1h 33mHawaiian Airlines
Deal found 4/11$268
This Alaska Airlines deal was found by Cheapflights users on 4/10. 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 4/256:07 pmGTF - SEA
Nonstop1h 50mAlaska Airlines
Tue 4/292:45 pmSEA - GTF
Nonstop1h 42mAlaska Airlines
Deal found 4/10$298
This United deal was found by Cheapflights users on 4/11. 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.
Thu 8/76:25 amGTF - SEA
2 stops19h 34mUnited Airlines
Mon 8/117:00 pmSEA - GTF
1 stop17h 36mUnited Airlines
Deal found 4/11$520
This United deal was found by Cheapflights users on 4/9. 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.
Wed 6/182:26 pmGTF - SEA
1 stop6h 24mMultiple Airlines
Sat 6/211:40 pmSEA - GTF
Nonstop1h 33mMultiple Airlines
Deal found 4/9$570

Cheapflights Fare Finder

Customize your flight search to find flights from Great Falls to Seattle 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 April 11, 2025.
Use the filters below to find and compare flights from Great Falls to Seattle that are best for you.

Fly from

Great Falls

Fly to

Seattle

Route

Depart

Return

Price

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Fri 5/9

6:19 pm-11:59 pm

1 stop6h 40m

Seattle/Tacoma Intl

Fri 5/16

5:30 am-11:05 am

1 stop4h 35m

$216

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Thu 8/7

4:55 pm-5:46 pm

Nonstop1h 51m

Seattle/Tacoma Intl

Mon 8/11

1:40 pm-4:13 pm

Nonstop1h 33m

$268

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Fri 4/25

6:07 pm-6:57 pm

Nonstop1h 50m

Seattle/Tacoma Intl

Tue 4/29

2:45 pm-5:27 pm

Nonstop1h 42m

$298

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Thu 8/7

6:25 am-12:59 am

2 stops19h 34m

Seattle/Tacoma Intl

Mon 8/11

7:00 pm-1:36 pm

1 stop17h 36m

$520

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Wed 6/18

2:26 pm-7:50 pm

1 stop6h 24m

Seattle/Tacoma Intl

Sat 6/21

1:40 pm-4:13 pm

Nonstop1h 33m

$570

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Sat 5/24

5:09 pm-5:55 pm

Nonstop1h 46m

$99

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Sat 5/24

6:19 pm-11:18 pm

1 stop5h 59m

$134

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Sat 5/24

6:25 am-9:58 pm

2 stops16h 33m

$276

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Compare providers for flights from Great Falls to Seattle

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 Great Falls to Seattle in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust 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 Great Falls-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Great Falls-Seattle 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 Great Falls-Seattle 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 Great Falls to Seattle

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

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

Currently, January is the cheapest month in which you can book a flight from Great Falls to Seattle (average of $238). Flying from Great Falls to Seattle in July is currently the most expensive (average of $411). 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 GTF to SEA?

Find hourly flight availability from Great Falls to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from Great Falls to Seattle by exploring options for tickets at noon.

Weekly flight availability from Great Falls to Seattle

Explore weekly flight availability from Great Falls to Seattle. 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 April 11, 2025.

The most flights from GTF to SEA are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Seattle by month

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

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

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

If weather is an important factor for your trip to Seattle, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated April 11, 2025.
To help decide which airline to fly from Great Falls to Seattle, see what other customers have to say about Alaska Airlines, Delta and Hawaiian Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,911 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,365 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,636 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Seattle. 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 Great Falls to Seattle?

    To fly from Great Falls to Seattle, you need to book a flight from Great Falls (GTF) to Seattle/Tacoma Intl (SEA). Nonstop flights to Seattle/Tacoma Intl from Great Falls take 1h 46m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Great Falls to Seattle/Tacoma Intl offered by 2 different airlines.

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

    The Great Falls to Seattle/Tacoma Intl flight path was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Cheapflights users have booked flights from Great Falls to Seattle round-trip from $216. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $268, and Alaska Airlines, from $298. Delta is priced at 19% lower than the current average price of a flight leaving 3 months from now.

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

    $99 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $134 and $276, respectively.

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

    Consider Qatar Airways (90%), SkyWest Airlines (79%) or Alaska Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from Great Falls to Seattle.

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

    Looking for the cheapest flight from Great Falls to Seattle? While on average our users pay $419, our data indicates the cheapest price to be $83. The most popular route (Great Falls - Seattle/Tacoma Intl), is priced around $187.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Great Falls to Seattle (average of $238). Flying from Great Falls to Seattle in July is currently the most expensive (average of $411). 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

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Mukilteo
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond

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Top 2 airlines flying from Great Falls to Seattle

Discover the top 2 airlines that operate flights from Great Falls to Seattle. 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$158Average$286FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$186Average$255FlexibilityNo cancel feeOn-time75%

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