App
Customer Support
DKK
Find Bookings
Trip.com
>
Cheap Flights
>
United States
>
Rock Springs
>
Flights from Phoenix to Rock Springs
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Flights from Phoenix to Rock Springs Starting at DKK 1,789

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • PHX16:40
        4h 33m
        1 stop
        RKS22:13
        Mon, Apr 7|Phoenix - Rock Springs|United Airlines
        DKK 1,789DKK 5,868
        70% OFF
        70% OFF
        DKK 5,868DKK 1,789

        Choose United Airlines flights from Phoenix to Rock Springs. The one-way connecting flight with United Airlines departs from Sky Harbor International Airport on Mon, Apr 7, arriving at Rock Springs-Sweetwater County Airport. One-way Prices start from DKK 1,789 including taxes and charges.

      • PHX22:10
        15h 22m
        1 stop
        RKS13:32
        Mon, Feb 17|Phoenix - Rock Springs|Frontier Airlines
        DKK 3,163DKK 5,868
        46% OFF
        46% OFF
        DKK 5,868DKK 3,163

        Choose Frontier Airlines flights from Phoenix to Rock Springs. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Mon, Feb 17, arriving at Rock Springs-Sweetwater County Airport. One-way Prices start from DKK 3,163 including taxes and charges.

      • PHX16:25
        5h 35m
        1 stop
        RKS22:00
        Mon, Feb 17|Phoenix - Rock Springs|United Airlines
        DKK 3,435DKK 5,868
        41% OFF
        41% OFF
        DKK 5,868DKK 3,435

        Choose United Airlines flights from Phoenix to Rock Springs. The one-way connecting flight with United Airlines departs from Sky Harbor International Airport on Mon, Feb 17, arriving at Rock Springs-Sweetwater County Airport. One-way Prices start from DKK 3,435 including taxes and charges.

      • PHX20:49
        25h 11m
        1 stop
        RKS22:00
        Mon, Feb 17|Phoenix - Rock Springs|American Airlines
        DKK 4,519
        DKK 4,519

        Choose American Airlines flights from Phoenix to Rock Springs. The one-way connecting flight with American Airlines departs from Sky Harbor International Airport on Mon, Feb 17, arriving at Rock Springs-Sweetwater County Airport. One-way Prices start from DKK 4,519 including taxes and charges.

      • PHX01:00 pm
        3h 5m
        Nonstop
        RKS02:00 pm
        Sat, Feb 22|Phoenix - Rock Springs|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Phoenix to Rock Springs flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2172

    United Airlines

    05:00

    PHX

    1.9h

    06:51

    DEN

    SMTWTFS
    Search

  2. UA5081

    United Airlines

    12:15

    DEN

    1.3h

    13:32

    RKS

    SMTWTFS

  3. F91376

    Frontier Airlines

    05:50

    PHX

    1.9h

    08:46

    DEN

    SMTWTFS
    Search

  4. UA5094

    United Airlines

    21:00

    DEN

    1.2h

    22:13

    RKS

    SMTWTFS

  5. F91376

    Frontier Airlines

    05:50

    PHX

    1.9h

    08:46

    DEN

    SMTWTFS
    Search

  6. UA5081

    United Airlines

    12:15

    DEN

    1.3h

    13:32

    RKS

    SMTWTFS

  7. UA1498

    United Airlines

    07:00

    PHX

    1.9h

    08:54

    DEN

    SMTWTFS
    Search

  8. UA5081

    United Airlines

    12:15

    DEN

    1.3h

    13:32

    RKS

    SMTWTFS

  9. UA2005

    United Airlines

    08:40

    PHX

    1.9h

    10:35

    DEN

    SMTWT-S
    Search

  10. UA5081

    United Airlines

    12:15

    DEN

    1.3h

    13:32

    RKS

    SMTWTFS

  11. F91820

    Frontier Airlines

    08:55

    PHX

    0.9h

    10:51

    DEN

    SMTWTFS
    Search

  12. UA5094

    United Airlines

    21:00

    DEN

    1.2h

    22:13

    RKS

    SMTWTFS

  13. DL1447

    Delta Air Lines

    11:03

    PHX

    0.7h

    12:42

    SLC

    SMTWTFS
    Search

  14. UA5683

    United Airlines

    05:00

    SLC

    1.5h

    06:30

    DEN

    SMTWTFS

  15. UA5094

    United Airlines

    21:00

    DEN

    1.2h

    22:13

    RKS

    SMTWTFS

  16. UA1226

    United Airlines

    16:30

    PHX

    0.7h

    18:14

    DEN

    SMTWTFS
    Search

  17. UA5094

    United Airlines

    21:00

    DEN

    1.2h

    22:13

    RKS

    SMTWTFS

  18. UA1637

    United Airlines

    17:30

    PHX

    0.8h

    19:17

    DEN

    SMTWTFS
    Search

  19. UA5094

    United Airlines

    21:00

    DEN

    1.2h

    22:13

    RKS

    SMTWTFS

  20. F94754

    Frontier Airlines

    20:57

    PHX

    2.0h

    23:55

    DEN

    S--WTFS
    Search

  21. UA5081

    United Airlines

    12:15

    DEN

    1.3h

    13:32

    RKS

    SMTWTFS
Find more flights and airlines

Find the best time to fly from Phoenix to Rock Springs

We monitor flight fares to help you find the best deals effortlessly

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

FAQ

  • When are flight tickets from Phoenix (PHX) to Rock Springs (RKS) the cheapest?

    Airlines adjust prices for flights from Phoenix to Rock Springs based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Phoenix (PHX) to Rock Springs (RKS) cost?

    According to Trip.com's data, the lowest price is around DKK 2,502.

How to find a cheap flight from Phoenix to Rock Springs

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Phoenix to Rock Springs. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Phoenix to Rock Springs

Cheapest nonstop flight priceDKK 1,788
Off-season for travelJanuary
Peak season for travelFebruary
Flight distance944.33 km
Popular airlineUnited Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.