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Cheap Flights from Seattle to Williston, ND, United States - SEA to ISN Last modified: May 25, 2016 1:43 AM

How Much Does it Cost to Fly from Seattle to Williston (SEA to ISN)?

We have collected flight cost data from across the web for travel from Seattle to Williston, and have found the average flight price for this trip to be $546.

When Can I Buy the Cheapest Flight from Seattle to Williston (SEA to ISN)?

Airlines can adjust prices for plane tickets from Seattle to Williston based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Seattle to Williston Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Seattle to Williston?
Answer: Denver, CO

Airlines Flying from Seattle to Williston (SEA to ISN) Number of flights searched: 28Last modified: May 25, 2016 1:43 AM

Below are the different airlines that fly from Seattle to Williston with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to Williston.

Seattle to Williston
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Delta MSP X X X X X X X
Delta SLC / MSP X X X X X X X
United DEN X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and Williston, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Denver American, Alaska, Frontier, United, Virgin America $148
Seattle to Los Angeles American, Alaska, Spirit, United, Virgin America $81
Seattle to Las Vegas American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $109
Seattle to Minneapolis - St Paul American, Alaska, Frontier, Spirit, Sun Country, United $237
Seattle to Minot Allegiant, United $461
Seattle to Bismarck American, Alaska, Frontier, United $407
Seattle to Dickinson United $448
Seattle to Phoenix American, Alaska, Frontier, United $128
Seattle to San Francisco American, Alaska, United, Virgin America $157
Seattle to Salt Lake City American, Alaska, United $277
Seattle to Billings American, Alaska, United $217
Seattle to Fargo American, Alaska, United $393

Cheap International Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to London American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Adria, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, XL Airways, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $749
Seattle to Calgary American, Air Canada, Alaska, United, Virgin America, WestJet $197

Cheap Domestic Flights to Williston - ISN

FlightsAirlineLowest Price
Portland to Williston United $449
Portland to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $113
Portland to Dallas - Ft Worth American, Alaska, Frontier, Hawaiian, Spirit, United, Virgin America $147
Portland to Denver American, Alaska, Frontier, Spirit, United, Virgin America $161
Portland to New York American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $273
Portland to Atlanta American, Alaska, Frontier, United $382
Vancouver to Regina Pacific Coastal, Air Canada, WestJet $268
Portland to Minot Alaska, United $408
Portland to Los Angeles American, Alaska, Spirit, United, Virgin America $102
Portland to Las Vegas American, Alaska, JetBlue, Spirit, United, Virgin America $116
Portland to Minneapolis - St Paul American, Alaska, Frontier, Spirit, Sun Country, United $234

Cheap International Flights to Williston - ISN

FlightsAirlineLowest Price
Vancouver to Williston Air Canada, Alaska, United Check Dates
Vancouver to London Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet $558
Vancouver to Chicago Pacific Coastal, American, Air Canada, Alaska, Frontier, Spirit, United, WestJet $367
Vancouver to New York Pacific Coastal, American, Air Canada, Alaska, JetBlue, Cathay, United, Virgin America, WestJet, Great Lakes $297
Vancouver to Los Angeles Pacific Coastal, Central Mountain, American, Air Canada, Alaska, Spirit, United, WestJet $170
Cheap Flights from Seattle to Williston, ND, Airfare Search for SEA to ISN, Airline One-Way and Roundtrip Schedules