Cheap flights from Portland to Rock Springs (PDX - RKS)

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Rock Springs as you normally would.

One of the carriers operating flights from Portland to Rock Springs Sweetwater County that may be offering flexible change policies is United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

On average you can expect to pay $551 for a flight from Portland to Rock Springs. The cheapest flight overall is $354 while the most popular route, (Portland - Rock Springs Sweetwater County) is currently priced at $761.

PDX and RKS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PDX to RKS refers to a flight route from Portland Airport to Rock Springs Sweetwater County Airport.