Welcome | Sign out

Cheap Flights from Idaho Falls to Williston - IDA to ISN

Did You Know?

United Airlines has 383 connecting flights between Idaho Falls, ID and Williston.
There are 766 flights from Idaho Falls, ID to Williston per week.
You must make at least one connection to fly from Idaho Falls, ID to Williston.
19,150 seats are available per week to fly from Idaho Falls, ID to Williston.

Cheap Domestic Flights from Idaho Falls - IDA

Flights
Airline
Lowest Price
US Airways, United, Delta
$389

Cheap Domestic Flights to Williston - ISN

Flights
Airline
Lowest Price
Frontier, United, Delta
$330
Frontier, Delta, United
$215
Delta, United, Frontier, Alaska, US Airways
$215
Alaska, United, Delta, US Airways
$355
United, Delta
$360
American, Frontier, US Airways, Delta, United, Alaska, JetBlue
$186
Frontier, US Airways, American, Delta, United
$215
United, Delta
$226
Alaska, United, Delta, US Airways, Frontier
$215
United, Delta, Alaska
$395
US Airways, United, Alaska, Frontier, Delta
$215
American, Frontier, US Airways, Delta, AirTran, United
$215
Frontier, American, US Airways, Delta, United
$215
American, US Airways, Frontier, Delta, United
$211
United, Delta
$203
Alaska, Delta, US Airways
$165
American, Alaska, Delta, US Airways, United, Frontier
$186
Alaska, United, Delta
$377
US Airways, Alaska, Delta, Frontier, United
$215
United, Delta, US Airways, American, Frontier
$151
Frontier, United, American, US Airways, Delta
$215
Frontier, Delta, United
$333
United, Delta, Alaska
$377
Frontier, US Airways, American, United, Delta
$252
United, Delta, US Airways, American, Alaska
$310

Cheap International Flights to Williston - ISN

Flights
Airline
Lowest Price
Air Canada, United, Delta
$397
US Airways, Delta, United, Air Canada, Alaska
$358
Air Canada, United, Delta
$351
Delta, Alaska, United, US Airways, Air Canada
$359
Cheap Flights from Idaho Falls to Williston, from $462 Round trip from IDA to ISN