GreatFalls to Seattle Flights from HKD 82 incl. tax

Discover the best flight deals from GreatFalls to Seattle

GreatFalls to Seattle Flight Route Info

The distance between GreatFalls and Seattle is approximately 821.07 km. Find the best flight deals and travel tips.

Cheapest one-way flight price
US$72
Cheapest return ticket price
US$104
Cheapest month
November
Peak season for travel
July
Flight distance
821.07 km
Average flight time
1 hour 54 minutes
Popular airline
Alaska Airlines

GreatFalls to Seattle Flights

Compare and book the best deals

17:59
GTF
GreatFalls
1h 58m
Nonstop
18:57
SEA
Seattle
US$416
US$82
80% OFF
18:10
GTF
GreatFalls
6h 12m
1 stop
23:22
SEA
Seattle
US$416
US$83
80% OFF
17:59
GTF
GreatFalls
1h 58m
Nonstop
18:57
SEA
Seattle
US$416
US$85
80% OFF
17:59
GTF
GreatFalls
1h 58m
Nonstop
18:57
SEA
Seattle
US$416
US$101
76% OFF
13:12
GTF
GreatFalls
6h 17m
1 stop
18:29
SEA
Seattle
US$416
US$112
73% OFF
17:59
GTF
GreatFalls
1h 58m
Nonstop
18:57
SEA
Seattle
US$1,071
US$131
88% OFF

GreatFalls to Seattle - When are flights cheapest?

View price trends for different routes and find the best time to book.

Lowest price for GreatFalls to Seattle
HK$569 (Feb 15 - Feb 22)

GreatFalls to Seattle Departure Airports

Airports in GreatFalls

GreatFalls to Seattle Airlines

Airlines operating flights on this route

GreatFalls to Seattle FAQ

Common questions about GreatFalls to Seattle flights

Based on HopeGoo data, Alaska Airlines offers one-way fares as low as US$72 on Cheapest nonstop routes (e.g. GTF to SEA on Sat, Apr 4), while Delta Air Lines offers Cheapest nonstop round-trips from US$104 departing on Wed, Mar 18 and returning on Wed, Mar 25.

It takes about 1 hour 54 minutes to fly from Great Falls to Seattle.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Great Falls to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Great Falls to Seattle, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Apr 4, with one-way flights priced at just US$72. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Seattle travel is around July. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Great Falls to Seattle is November, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Great Falls to Seattle on March 18, 2026 with Delta Air Lines, with prices starting at US$104.

The time difference between Seattle and Great Falls is 1h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.