Cheap Flights from Grand Forks to Seattle from S$ 169

Frequently Asked Questions

• Which airlines offer the cheapest flights from Grand Forks (GFK) to Seattle (SEA)?

  Based on Trip.com data, Allegiant Air offers one-way fares as low as S$ 169 on Cheapest nonstop routes (e.g. GFK to SEA on Thu, Dec 11), while Delta Air Lines offers Cheapest nonstop round-trips from S$ 529 departing on Sun, Dec 7 and returning on Sun, Dec 14.

• When is the best time to book flights from Grand Forks to Seattle?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Grand Forks 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.

• How can I find the best deals on flights from Grand Forks to Seattle?

  To find best deals on flights from Grand Forks to Seattle, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Dec 11, with one-way flights priced at just S$ 169.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com 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 Trip.com app users.

• When is the best time to book a flight from Grand Forks to Seattle to get the best price?

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

• Which upcoming date is the cheapest for flights from Grand Forks to Seattle?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Grand Forks to Seattle on December 7, 2025 with Delta Air Lines, with prices starting at S$ 528.

• What is the time difference between Grand Forks and Seattle?

  The time difference between Seattle and Grand Forks is 2h.

• How can I change or cancel my flight ticket from Grand Forks to Seattle?

  Tickets can only be changed or cancelled 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 booking, 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.