Cheap flights from Great Falls to Seattle from $79
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Seattle departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Great Falls to Seattle
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 typical price of a round-trip flight between Great Falls and Seattle?
What is the cheapest month to fly to Seattle?
In general, January is the cheapest month to fly from Great Falls to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $166. If you don’t want to visit Seattle in January, then you should wait until August to fly from Great Falls, when ticket prices are also cheap, with an average price of $238.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Great Falls is on a Thursday. momondo users have found tickets for Thursday departures for as low as $407. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Great Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $596.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Great Falls at noon is the least expensive time of day to depart. momondo users have found prices as low as $456 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $515. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Great Falls to Seattle/Tacoma Intl flight route?
Fly from Great Falls to Seattle/Tacoma Intl for the best Great Falls - Seattle/Tacoma Intl flight prices
How many flights depart from Great Falls to Seattle on average per day?
As of June 2025, there are 2 flights per day flying from Great Falls to Seattle. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.
How many flights depart from Great Falls to Seattle on average per week?
As of June 2025, 14 flights take off from Great Falls and land in Seattle each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
When to book flights from Great Falls to Seattle
Cheap Great Falls to Seattle (GTF to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Great Falls to Seattle
Best Price Found | $79 |
|---|---|
Fastest flight time | 1h 51m |
Direct flights | Mon, Wed, Thu, Fri, Sat and Sun |
Airports in Seattle | 1 airport |
How far is Great Falls to Seattle/Tacoma Intl by plane?
There are 514.0 mi between Great Falls and Seattle/Tacoma Intl. A reasonable flight in good conditions will take 1h 51m.
When did momondo last update prices for flights from Great Falls Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Great Falls Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Great Falls Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Great Falls Airport to Seattle/Tacoma Intl Airport is 2 as of June 2025.
How old do you have to be to fly from Great Falls Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Great Falls Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Great Falls to Seattle?
Based on momondo bookings for flights between Great Falls and Seattle, the leading plane model is Embraer 175, making up 88.41% of the total bookings. Other popular models include Airbus A319 with 7.25%, Embraer 175 (Enhanced Winglets) with 2.90%, and Airbus A320-100/200 with 1.45%.
What is the most popular airline from Great Falls to Seattle?
Based on momondo bookings for flights between Great Falls and Seattle, the leading airline is Alaska Airlines, making up 87% of the total bookings. Other popular airlines include Delta with 13%.
Best airlines flying from Great Falls to Seattle
Compare and see reviews for airlines that fly from Great Falls to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $128 | Free Cancellation | Rating 8.0 7,951 reviews | |||
| PriceFrom $186 | Free Cancellation | Rating 8.0 10,000 reviews |
Alaska Airlines Flights From Great Falls to Seattle
The lowest priced Alaska Airlines flight from Great Falls to Seattle from the last 72 hours was $186. Generally, Alaska Airlines has 7 flights on this route every week with an average price of $268. Alaska Airlines is rated 8.0/10 by our users.
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Why should I use momondo to find a flight deal from Great Falls to Seattle?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to Seattle for you.
Can I find flights from Great Falls to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle from Great Falls which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Great Falls to Seattle?
Once all potential Great Falls to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Great Falls to Seattle right now. Can momondo alert me if prices change?
Price alerts on flights to Seattle from Great Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.