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Cheap flights from Arizona to Rock Springs from $324

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 9/3. 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
4:49 pm - 10:21 pm
PHX
-
RKS
4h 32m
1 stop
United Airlines Logo
5:05 am - 9:04 am
RKS
-
PHX
4h 59m
1 stop
$324United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:00 am - 1:30 pm
PHX
-
RKS
6h 30m
1 stop
United Airlines Logo
5:25 am - 6:49 pm
RKS
-
PHX
14h 24m
2 stops
$394United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:00 am - 1:30 pm
PHX
-
RKS
6h 30m
1 stop
United Airlines Logo
5:25 am - 10:37 am
RKS
-
PHX
6h 12m
1 stop
$419United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:00 am - 1:47 pm
PHX
-
RKS
6h 47m
1 stop
United Airlines Logo
2:22 pm - 10:59 pm
RKS
-
PHX
9h 37m
2 stops
$424United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
7:02 am - 10:21 pm
PHX
-
RKS
14h 19m
2 stops
United Airlines Logo
5:05 am - 6:49 pm
RKS
-
PHX
14h 44m
2 stops
$454United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
10:26 am - 10:21 pm
PHX
-
RKS
10h 55m
2 stops
United Airlines Logo
5:05 am - 9:04 am
RKS
-
PHX
4h 59m
1 stop
$455United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
8:00 am - 1:30 pm
PHX
-
RKS
28h 30m
2 stops
United Airlines Logo
5:25 am - 5:59 pm
RKS
-
PHX
13h 34m
2 stops
$487United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
10:26 am - 10:21 pm
PHX
-
RKS
10h 55m
2 stops
United Airlines Logo
5:05 am - 2:55 pm
RKS
-
PHX
10h 50m
2 stops
$801United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
7:37 pm - 1:47 pm
PHX
-
RKS
17h 10m
3 stops
United Airlines Logo
5:05 am - 9:45 am
RKS
-
PHX
29h 40m
2 stops
$980United Airlines
Thu, Sep 3 - Mon, Sep 7

United Airlines flights from Arizona to Rock Springs

Our best United Airlines deals on Arizona to Rock Springs flight tickets
United Airlines
Sep 3
PHX4:49 pmPhoenix Sky Harbor Intl
4h 32m
1 stop
RKS10:21 pmRock Springs Sweetwater County
Sep 7
RKS5:05 amRock Springs Sweetwater County
4h 59m
1 stop
PHX9:04 amPhoenix Sky Harbor Intl
$324
United Airlines
Aug 29
PHX6:00 amPhoenix Sky Harbor Intl
6h 30m
1 stop
RKS1:30 pmRock Springs Sweetwater County
Sep 1
RKS5:25 amRock Springs Sweetwater County
14h 24m
2 stops
PHX6:49 pmPhoenix Sky Harbor Intl
$394
United Airlines
Aug 29
PHX6:00 amPhoenix Sky Harbor Intl
6h 30m
1 stop
RKS1:30 pmRock Springs Sweetwater County
Sep 1
RKS5:25 amRock Springs Sweetwater County
6h 12m
1 stop
PHX10:37 amPhoenix Sky Harbor Intl
$419

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 May 10, 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

Cheapest round-trip
Quickest round-trip

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 9/3

4:49 pm-10:21 pm

1 stop4h 32m

Rock Springs Sweetwater County

Mon 9/7

5:05 am-9:04 am

1 stop4h 59m

$324

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 8/29

6:00 am-1:30 pm

1 stop6h 30m

Rock Springs Sweetwater County

Tue 9/1

5:25 am-6:49 pm

2 stops14h 24m

$394

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 8/29

6:00 am-1:30 pm

1 stop6h 30m

Rock Springs Sweetwater County

Tue 9/1

5:25 am-10:37 am

1 stop6h 12m

$419

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 8/29

6:00 am-1:47 pm

1 stop6h 47m

Rock Springs Sweetwater County

Tue 9/1

2:22 pm-10:59 pm

2 stops9h 37m

$424

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 8/29

7:02 am-10:21 pm

2 stops14h 19m

Rock Springs Sweetwater County

Tue 9/1

5:05 am-6:49 pm

2 stops14h 44m

$454

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 9/3

10:26 am-10:21 pm

2 stops10h 55m

Rock Springs Sweetwater County

Mon 9/7

5:05 am-9:04 am

1 stop4h 59m

$455

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 8/29

8:00 am-1:30 pm

2 stops28h 30m

Rock Springs Sweetwater County

Tue 9/1

5:25 am-5:59 pm

2 stops13h 34m

$487

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 9/3

10:26 am-10:21 pm

2 stops10h 55m

Rock Springs Sweetwater County

Mon 9/7

5:05 am-2:55 pm

2 stops10h 50m

$801

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 9/3

7:37 pm-1:47 pm

3 stops17h 10m

Rock Springs Sweetwater County

Mon 9/7

5:05 am-9:45 am

2 stops29h 40m

$980

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

4h 32m

Direct flights

None
The fastest flight from Arizona to Rock Springs takes 4h 32m
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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Frequently asked questions about flying from Arizona to Rock Springs

  • 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 $258Free CancellationRating
7.4
9,694 reviews
Search United Airlines flights

Frequently asked questions about flying from Arizona to Rock Springs

  • 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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