Welcome | Sign out

Cheap Flights from Seattle to Williston - SEA to ISN

Did You Know?

37,700 seats are available per week to fly from Seattle, WA to Williston.
There are 1508 flights from Seattle, WA to Williston per week.
United Airlines has 384 connecting flights between Seattle, WA and Williston.
You must make at least one connection to fly from Seattle, WA to Williston.

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
American, United, Delta, Alaska, US Airways, Frontier
$149
Virgin America, American, Delta, United, Alaska, US Airways, Hawaiian, Frontier
$194
US Airways, United, Frontier, Delta, Alaska, American, JetBlue, Virgin America
$182
United, Frontier, Delta, Alaska, American, US Airways, Sun Country
$244
United, Delta, Frontier
$273
United, Alaska, Delta, Frontier
$273
Delta, Frontier, United
$378
Delta, Alaska, United, US Airways, American, Sun Country, Frontier
$265
Virgin America, American, Alaska, Delta, United, US Airways
$140
Frontier, US Airways, Alaska, United, Delta
$215
United, Delta, Alaska, US Airways
$287
Frontier, Delta, Alaska, United, US Airways, American
$273

Cheap Domestic Flights to Williston - ISN

Flights
Airline
Lowest Price
Frontier, United, Delta
$317
American, United, Frontier, Delta, Alaska, Virgin America, Spirit, US Airways
$213
Delta, Alaska, US Airways, United, American, Frontier, Virgin America, Spirit
$265
Delta, Alaska, Frontier, United, Spirit, US Airways, American
$149
JetBlue, United, Alaska, US Airways, American, Spirit, Frontier, Virgin America, AirTran
$297
United, Delta, Alaska, American, US Airways, Spirit, Frontier, AirTran
$331
Air Canada, WestJet
CAD366
United, Frontier, Delta
$266
Alaska, Virgin America, Frontier, Hawaiian, Spirit, American, United, US Airways, Delta
$215
United, Delta, JetBlue, Virgin America, Frontier, Alaska, US Airways, American, Spirit
$109
American, US Airways, Frontier, Delta, United, Alaska
$273

Cheap International Flights from Seattle - SEA

Flights
Airline
Lowest Price
Icelandair, Korean, Air Europa, Iberia, Condor, Delta, LOT, Swiss, Turkish, New Zealand, US Airways, KLM, Austrian, Lufthansa, Air France, Air Berlin, American, United, Air Canada, British Airways, Finnair, Brussels, Alitalia, Virgin Atlantic, Tap Portugal
$1057
Delta, Air Canada, Alaska, United
$296

Cheap International Flights to Williston - ISN

Flights
Airline
Lowest Price
Delta, United
CAD454
LOT, Brussels, Finnair, Austrian, Swiss, KLM, Turkish, Virgin Atlantic, US Airways, Air Transat, British Airways, Air Canada, Icelandair, American, Korean, Iberia, Lufthansa, Condor, Air France, United, Delta
CAD719
American, United, Alaska, Air Canada, Delta, US Airways, WestJet
CAD373
Air Canada, WestJet, Alaska, United, Delta, American, US Airways, Cathay
CAD547
American, WestJet, US Airways, Alaska, Delta, United, Air Canada
CAD234
Cheap Flights from Seattle to Williston, from $378 Round trip from SEA to ISN