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Flights from Rock Springs to Portland

Search cheap flights from Rock Springs to Portland in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at TRY 9,958, and round-trip tickets start at TRY 12,674.

      • RKS 05:15
        5h 30m
        1 stop
        PDX 09:45
        Rock Springs - Portland | Thu, Jan 22 | United Airlines
        PDX 05:00
        7h 28m
        1 stop
        RKS 13:28
        Portland - Rock Springs | Thu, Jan 29 | United Airlines
        TRY 12,674 TRY 30,582
        59% OFF
        59% OFF
        TRY 30,582 TRY 12,674
      • RKS 05:15
        5h 23m
        1 stop
        PDX 09:38
        Rock Springs - Portland | Wed, Dec 10 | United Airlines
        PDX 16:02
        4h 57m
        1 stop
        RKS 21:59
        Portland - Rock Springs | Sun, Dec 14 | United Airlines
        TRY 13,990 TRY 30,582
        54% OFF
        54% OFF
        TRY 30,582 TRY 13,990
      • RKS 05:15
        9h 22m
        1 stop
        PDX 13:37
        Rock Springs - Portland | Tue, Dec 16 | United Airlines
        PDX 12:54
        8h 5m
        1 stop
        RKS 21:59
        Portland - Rock Springs | Sat, Dec 20 | United Airlines
        TRY 20,652 TRY 30,582
        32% OFF
        32% OFF
        TRY 30,582 TRY 20,652
      • RKS 14:18
        9h 41m
        1 stop
        PDX 22:59
        Rock Springs - Portland | Thu, Dec 18 | United Airlines
        PDX 05:00
        7h 28m
        1 stop
        RKS 13:28
        Portland - Rock Springs | Mon, Dec 22 | United Airlines
        TRY 23,290
        24% OFF
        TRY 30,582 TRY 23,290
      • RKS 05:15
        5h 46m
        1 stop
        PDX 10:01
        Rock Springs - Portland | Wed, Dec 24 | United Airlines
        PDX 12:54
        8h 5m
        1 stop
        RKS 21:59
        Portland - Rock Springs | Sun, Dec 28 | United Airlines
        TRY 24,478
        20% OFF
        TRY 30,582 TRY 24,478
      • RKS 05:15
        5h 46m
        1 stop
        PDX 10:01
        Rock Springs - Portland | Sun, Dec 21 | United Airlines
        PDX 05:00
        7h 28m
        1 stop
        RKS 13:28
        Portland - Rock Springs | Thu, Dec 25 | United Airlines
        TRY 27,218
        11% OFF
        TRY 30,582 TRY 27,218
      • RKS 13:00
        17h 25m
        1 stop
        PDX Invalid Date
        Rock Springs - Portland | Fri, Dec 12 | Normal Airline
        PDX 15:00
        6h
        Nonstop
        RKS 16:00
        Portland - Rock Springs | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Rock Springs to Portland are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Rock Springs to Portland Flight Details

The distance between Rock Springs and Portland is about 1,174.93 km. Based on Trip.com's latest data, travel demand is highest in September. The off-season for travel is November.

Cheapest one-way flight priceTRY 9,958
Cheapest return ticket priceTRY 12,674
Cheapest monthNovember
Peak season for travelSeptember
Flight distance1,174.93 km

When is the cheapest time to book flights from Rock Springs to Portland?

The cheapest time to fly from Rock Springs to Portland: Jan 11 to Jan 18 — one-way prices start at TRY 9,958.

Cheapest flights
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  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Rock Springs to Portland (RKS-PDX)?

    Based on Trip.com data, United Airlines offers one-way fares as low as TRY 9,958 on Cheapest nonstop routes (e.g. RKS to PDX on Wed, Jan 14), while United Airlines offers Cheapest nonstop round-trips from TRY 12,674 departing on Thu, Jan 22 and returning on Thu, Jan 29.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Rock Springs to Portland 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.
  • To find best deals on flights from Rock Springs to Portland, 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 Wed, Jan 14, with one-way flights priced at just TRY 9,958.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · 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 Portland travel is around September.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Rock Springs to Portland is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Rock Springs to Portland on December 10, 2025 with United Airlines, with prices starting at TRY 13,989.
  • The time difference between Portland and Rock Springs is 1h.
  • Tickets can only be changed or canceled 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.

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