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Cheap flights from Arizona to Rock Springs from $328

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Arizona to Rock Springs departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Arizona to Rock Springs

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:35 pm - 10:13 pm
PHX
-
RKS
5h 38m
1 stop
United Airlines Logo
2:10 pm - 9:21 pm
RKS
-
PHX
7h 11m
1 stop
$328United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
7:00 am - 1:33 pm
PHX
-
RKS
6h 33m
1 stop
United Airlines Logo
2:10 pm - 10:50 pm
RKS
-
PHX
8h 40m
2 stops
$334United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
8:30 am - 10:13 pm
PHX
-
RKS
13h 43m
2 stops
United Airlines Logo
2:10 pm - 10:50 pm
RKS
-
PHX
8h 40m
2 stops
$339United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
6:00 am - 1:30 pm
PHX
-
RKS
6h 30m
1 stop
United Airlines Logo
2:05 pm - 8:14 pm
RKS
-
PHX
7h 09m
1 stop
$486United Airlines
Mon, May 18 - Fri, May 22
United Airlines Logo
6:00 am - 1:30 pm
PHX
-
RKS
6h 30m
1 stop
United Airlines Logo
2:05 pm - 10:58 pm
RKS
-
PHX
9h 53m
2 stops
$492United Airlines
Mon, May 18 - Fri, May 22
United Airlines Logo
7:05 pm - 1:30 pm
PHX
-
RKS
17h 25m
2 stops
United Airlines Logo
2:05 pm - 9:39 am
RKS
-
PHX
20h 34m
2 stops
$642United Airlines
Mon, May 18 - Fri, May 22

United Airlines flights from Arizona to Rock Springs

Our best United Airlines deals on Arizona to Rock Springs flight tickets
United Airlines
Feb 24
PHX4:35 pmPhoenix Sky Harbor Intl
5h 38m
1 stop
RKS10:13 pmRock Springs Sweetwater County
Feb 28
RKS2:10 pmRock Springs Sweetwater County
7h 11m
1 stop
PHX9:21 pmPhoenix Sky Harbor Intl
$328
United Airlines
Feb 24
PHX7:00 amPhoenix Sky Harbor Intl
6h 33m
1 stop
RKS1:33 pmRock Springs Sweetwater County
Feb 28
RKS2:10 pmRock Springs Sweetwater County
8h 40m
2 stops
PHX10:50 pmPhoenix Sky Harbor Intl
$334
United Airlines
Feb 24
PHX10:45 amPhoenix Sky Harbor Intl
11h 28m
2 stops
RKS10:13 pmRock Springs Sweetwater County
Feb 28
RKS2:10 pmRock Springs Sweetwater County
8h 40m
2 stops
PHX10:50 pmPhoenix Sky Harbor Intl
$339

momondo Fare Finder

 
Customize your flight search to find flights from Arizona to Rock Springs that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Arizona to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 2/24

4:35 pm-10:13 pm

1 stop5h 38m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-9:21 pm

1 stop7h 11m

$328

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 2/24

7:00 am-1:33 pm

1 stop6h 33m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-10:50 pm

2 stops8h 40m

$334

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 2/24

8:30 am-10:13 pm

2 stops13h 43m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-10:50 pm

2 stops8h 40m

$339

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 5/18

6:00 am-1:30 pm

1 stop6h 30m

Rock Springs Sweetwater County

Fri 5/22

2:05 pm-8:14 pm

1 stop7h 09m

$486

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 5/18

6:00 am-1:30 pm

1 stop6h 30m

Rock Springs Sweetwater County

Fri 5/22

2:05 pm-10:58 pm

2 stops9h 53m

$492

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 5/18

7:05 pm-1:30 pm

2 stops17h 25m

Rock Springs Sweetwater County

Fri 5/22

2:05 pm-9:39 am

2 stops20h 34m

$642

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Arizona to Rock Springs flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Arizona to Rock Springs

Fastest flight time

5h 38m

Direct flights

None
The fastest flight from Arizona to Rock Springs takes 5h 38m
There are no direct flights from Arizona to Rock Springs. There are no popular flight routes from Arizona to Rock Springs.
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  • When did momondo last update prices for flights from Arizona to Rock Springs Sweetwater County Airport?

    Prices for flights from Arizona to Rock Springs Sweetwater County Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Arizona to Rock Springs Sweetwater County Airport?

  • How old do you have to be to fly from Arizona to Rock Springs Sweetwater County Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Arizona to Rock Springs Sweetwater County Airport.

  • What documentation or ID do you need to fly to Rock Springs Sweetwater County Airport?

    The travel and health documents required for your trip to Rock Springs Sweetwater County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rock Springs Sweetwater County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Arizona to Rock Springs

Compare and see reviews for airlines that fly from Arizona to Rock Springs with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $308Free CancellationRating
7.4
9,209 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Arizona to Rock Springs?

    Price Alerts will notify you by email when the price for flights to Rock Springs from Arizona decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Arizona to Rock Springs with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Rock Springs?

Book flights to Rock Springs if you plan to visit one of these locations
Green River

Why use momondo?

Why should I use momondo to find a flight deal from Arizona to Rock Springs?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Arizona to Rock Springs. momondo saves you time and could save you money on your trip.

Can I find flights from Arizona to Rock Springs with flexible booking policies on momondo?

momondo does allow users to show only those flights to Rock Springs from Arizona which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Arizona to Rock Springs?

Once you have performed a search for Arizona to Rock Springs flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Arizona to Rock Springs right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Rock Springs from Arizona. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Fri 2/27
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