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Cheap flights from Arizona to Rock Springs from $418

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 12/23. 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
6:45 am - 1:28 pmPHX-RKS
6h 43m1 stop
United Airlines Logo
5:15 am - 9:54 amRKS-PHX
4h 39m1 stop
$418United Airlines
Find Deal
Tue, Dec 23 - Tue, Dec 30
United Airlines Logo
7:30 pm - 9:59 pmPHX-RKS
26h 29m1 stop
United Airlines Logo
5:15 am - 9:54 amRKS-PHX
4h 39m1 stop
$459United Airlines
Find Deal
Mon, Dec 15 - Mon, Dec 22
United Airlines Logo
8:10 am - 1:28 pmPHX-RKS
5h 18m1 stop
United Airlines Logo
5:15 am - 9:57 pmRKS-PHX
16h 42m2 stops
$535United Airlines
Find Deal
Tue, Dec 23 - Tue, Dec 30
United Airlines Logo
6:35 am - 1:21 pmPHX-RKS
30h 46m2 stops
United Airlines Logo
5:15 am - 7:53 pmRKS-PHX
14h 38m1 stop
$538United Airlines
Find Deal
Mon, Dec 15 - Mon, Dec 22
United Airlines Logo
11:33 am - 1:21 pmPHX-RKS
25h 48m2 stops
United Airlines Logo
5:15 am - 1:09 pmRKS-PHX
7h 54m2 stops
$552United Airlines
Find Deal
Mon, Dec 15 - Mon, Dec 22
United Airlines Logo
8:10 am - 1:28 pmPHX-RKS
5h 18m1 stop
United Airlines Logo
2:18 pm - 9:54 amRKS-PHX
19h 36m1 stop
$598United Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
United Airlines Logo
7:29 am - 9:59 pmPHX-RKS
14h 30m2 stops
United Airlines Logo
5:15 am - 9:57 pmRKS-PHX
16h 42m2 stops
$601United Airlines
Find Deal
Tue, Dec 23 - Tue, Dec 30
United Airlines Logo
2:25 pm - 9:59 pmPHX-RKS
7h 34m2 stops
United Airlines Logo
2:18 pm - 9:54 amRKS-PHX
19h 36m1 stop
$744United Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
United Airlines Logo
7:29 am - 9:59 pmPHX-RKS
14h 30m2 stops
United Airlines Logo
5:15 am - 9:57 pmRKS-PHX
16h 42m2 stops
$1,196United Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
United Airlines Logo
12:45 am - 9:59 pmPHX-RKS
21h 14m2 stops
United Airlines Logo
2:18 pm - 10:49 pmRKS-PHX
8h 31m1 stop
$1,398United Airlines
Find Deal
Sun, Dec 21 - Mon, Dec 29

United Airlines flights from Arizona to Rock Springs

Our best United Airlines deals on Arizona to Rock Springs flight tickets
United Airlines
Nov 15
PHX7:00 amPhoenix Sky Harbor Intl
6h 21m
1 stop
RKS1:21 pmRock Springs Sweetwater County
Nov 18
RKS1:56 pmRock Springs Sweetwater County
5h 53m
1 stop
PHX7:49 pmPhoenix Sky Harbor Intl
$398
Find similar
United Airlines
Nov 15
PHX4:32 pmPhoenix Sky Harbor Intl
5h 27m
1 stop
RKS9:59 pmRock Springs Sweetwater County
Nov 18
RKS5:15 amRock Springs Sweetwater County
16h 43m
2 stops
PHX9:58 pmPhoenix Sky Harbor Intl
$404
Find similar
United Airlines
Nov 15
PHX2:30 pmPhoenix Sky Harbor Intl
7h 29m
2 stops
RKS9:59 pmRock Springs Sweetwater County
Nov 18
RKS5:15 amRock Springs Sweetwater County
16h 43m
2 stops
PHX9:58 pmPhoenix Sky Harbor Intl
$409
Find similar

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 November 10, 2025.
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 12/23

6:45 am-1:28 pm

1 stop6h 43m

Rock Springs Sweetwater County

Tue 12/30

5:15 am-9:54 am

1 stop4h 39m

$418

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/15

7:30 pm-9:59 pm

1 stop26h 29m

Rock Springs Sweetwater County

Mon 12/22

5:15 am-9:54 am

1 stop4h 39m

$459

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 12/23

8:10 am-1:28 pm

1 stop5h 18m

Rock Springs Sweetwater County

Tue 12/30

5:15 am-9:57 pm

2 stops16h 42m

$535

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/15

6:35 am-1:21 pm

2 stops30h 46m

Rock Springs Sweetwater County

Mon 12/22

5:15 am-7:53 pm

1 stop14h 38m

$538

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/15

11:33 am-1:21 pm

2 stops25h 48m

Rock Springs Sweetwater County

Mon 12/22

5:15 am-1:09 pm

2 stops7h 54m

$552

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/22

8:10 am-1:28 pm

1 stop5h 18m

Rock Springs Sweetwater County

Mon 12/29

2:18 pm-9:54 am

1 stop19h 36m

$598

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 12/23

7:29 am-9:59 pm

2 stops14h 30m

Rock Springs Sweetwater County

Tue 12/30

5:15 am-9:57 pm

2 stops16h 42m

$601

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/22

2:25 pm-9:59 pm

2 stops7h 34m

Rock Springs Sweetwater County

Mon 12/29

2:18 pm-9:54 am

1 stop19h 36m

$744

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/22

7:29 am-9:59 pm

2 stops14h 30m

Rock Springs Sweetwater County

Mon 12/29

5:15 am-9:57 pm

2 stops16h 42m

$1,196

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sun 12/21

12:45 am-9:59 pm

2 stops21h 14m

Rock Springs Sweetwater County

Mon 12/29

2:18 pm-10:49 pm

1 stop8h 31m

$1,398

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Rock Springs from

How to get the cheapest flight ticket from Arizona to Rock Springs

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Rock Springs?

The cheapest day to depart from Arizona to Rock Springs is on a Thursday when prices can be found for as low as $306. Flights from Arizona to Rock Springs on a Friday will generally be more expensive and average around $556. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Rock Springs?

In the morning is the cheapest time of day to fly from Arizona to Rock Springs when you can find flight prices for as low as $448. Flying to Rock Springs in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Rock Springs, so prices are often more expensive at around $493 per ticket.

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

Direct flights

None
There are no direct flights from Arizona to Rock Springs. There are no popular flight routes from Arizona to Rock Springs.
Search flight deals

  • 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 $238Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights

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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