How long is the flight from Phoenix to Rock Springs?

Airlines like United Airlines fly from Phoenix to Rock Springs in about 5h 27m. The time it takes to get you to your destination can typically vary by up to . There are 586 mi between Phoenix and Rock Springs.

What is the cheapest airline to fly from Phoenix to Rock Springs round-trip?

Our cheapest airline available from Phoenix to Rock Springs is United Airlines. Our recent data shows that you can find tickets from as low as $238 on this airline.

In terms of precipitation, rainfall in Rock Springs ranges from 0.5 - 1.2 inches per month. May is typically the wettest month, when rainfall can reach 1.2 in. January is typically the driest time to visit Rock Springs when rainfall is around 0.5 in.

If weather is an important factor for your trip to Rock Springs, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from PHX to RKS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix to Rock Springs as you normally would.

What airport do you fly into for flights to Rock Springs from Phoenix?

For a flight from Phoenix to Rock Springs, you will be flying into Sweetwater County. Rock Springs Sweetwater County (RKS) is just 7.1 mi from the center of the city. Sweetwater County is the only Rock Springs airport and it handles 0 inbound flights from Phoenix per day. 1 airline has flights to Rock Springs Sweetwater County from Phoenix on a regular basis.

Can I find deals for flights from Phoenix to Rock Springs that include hotel bookings?

Yes. In addition to deals on Phoenix to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Phoenix to Rock Springs?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Rock Springs.

Can I find deals for business class flights from Phoenix to Rock Springs?

Yes. Cheapflights offers flight deals from Phoenix to Rock Springs by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$233+ Cheap Flights from Phoenix to Rock Springs

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Cheap flight deals from Phoenix to Rock Springs

Round-trip from	$274 (United Airlines)
One-way from	$233 (United Airlines)

From Phoenix to Rock Springs Sweetwater County

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One-way flight from Phoenix to Rock Springs Sweetwater County

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Find flight deals from Phoenix to Rock Springs

Cheapest flights from Phoenix to Rock Springs
Explore the most affordable flight options available from Phoenix to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

Fri 11/214:32 pmPHX - RKS

1 stop5h 27mUnited Airlines

Tue 11/255:15 amRKS - PHX

2 stops8h 04mUnited Airlines

Deal found 11/6

$274

Sat 11/82:51 pmPHX - RKS

1 stop7h 08mUnited Airlines

Tue 11/111:56 pmRKS - PHX

1 stop7h 25mUnited Airlines

Deal found 11/4

$413

Best flights from Phoenix to Rock Springs
Discover carefully curated flight deals from Phoenix to Rock Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

Fri 11/214:32 pmPHX - RKS

1 stop5h 27mUnited Airlines

Tue 11/255:15 amRKS - PHX

2 stops8h 04mUnited Airlines

Deal found 11/6

$274

Last-minute flights from Phoenix to Rock Springs
Discover last-minute flight deals from Phoenix to Rock Springs. Data last updated November 6, 2025 and is based on user searches.

Sat 11/85:48 pmPHX - RKS

1 stop4h 11mUnited Airlines

Tue 11/111:56 pmRKS - PHX

1 stop5h 53mUnited Airlines

Deal found 11/3

$413

Fri 11/148:30 amPHX - RKS

1 stop4h 51mUnited Airlines

Mon 11/175:15 amRKS - PHX

1 stop4h 36mUnited Airlines

Deal found 11/3

$298

Fri 11/214:32 pmPHX - RKS

1 stop5h 27mUnited Airlines

Tue 11/255:15 amRKS - PHX

2 stops8h 04mUnited Airlines

Deal found 11/6

$274

Tue 12/238:10 amPHX - RKS

1 stop5h 18mUnited Airlines

Wed 12/315:15 amRKS - PHX

1 stop4h 39mUnited Airlines

Deal found 11/4

$327

One-way flights from Phoenix to Rock Springs
Search for one-way flight options from Phoenix to Rock Springs. Find affordable one-way fares based on user searches. Data last updated November 6, 2025.

Fri 12/57:00 amPHX - RKS

1 stop6h 21mUnited Airlines

Deal found 11/6

$233

Mon 11/244:32 pmPHX - RKS

1 stop20h 49mUnited Airlines

Deal found 11/6

$294

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix 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

Fri 11/21

4:32 pm-9:59 pm

1 stop5h 27m

Rock Springs Sweetwater County

Tue 11/25

5:15 am-1:19 pm

2 stops8h 04m

$274

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Fri 12/5

7:00 am-1:21 pm

1 stop6h 21m

$233

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 11/24

4:32 pm-1:21 pm

1 stop20h 49m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Best time to book a flight from Phoenix to Rock Springs

Have a flexible travel schedule? Discover the best time to fly to Rock Springs from Phoenix with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Rock Springs

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Rock Springs

Read through reviews of airlines operating flights from Phoenix to Rock Springs, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,007 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

9,007 reviews

United Airlines

7.4

Good

9,007 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

What airport do you fly into for flights to Rock Springs from Phoenix?
For a flight from Phoenix to Rock Springs, you will be flying into Sweetwater County. Rock Springs Sweetwater County (RKS) is just 7.1 mi from the center of the city. Sweetwater County is the only Rock Springs airport and it handles 0 inbound flights from Phoenix per day. 1 airline has flights to Rock Springs Sweetwater County from Phoenix on a regular basis.
How long is the flight from Phoenix to Rock Springs?
Airlines like United Airlines fly from Phoenix to Rock Springs in about 5h 27m. The time it takes to get you to your destination can typically vary by up to . There are 586 mi between Phoenix and Rock Springs.
What is the cheapest airline to fly from Phoenix to Rock Springs round-trip?
Our cheapest airline available from Phoenix to Rock Springs is United Airlines. Our recent data shows that you can find tickets from as low as $238 on this airline.
Can I find deals for flights from Phoenix to Rock Springs that include hotel bookings?
Yes. In addition to deals on Phoenix to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Phoenix to Rock Springs?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Rock Springs.
Can I find deals for business class flights from Phoenix to Rock Springs?
Yes. Cheapflights offers flight deals from Phoenix to Rock Springs by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Phoenix to Rock Springs

Top airline flying from Phoenix to Rock Springs

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$238	Average$328	FlexibilityNo cancel fee	On-time69%

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$233+ Cheap flights from Phoenix to Rock Springs (RKS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Phoenix to Rock Springs with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

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Cheap flight deals from Phoenix to Rock Springs

Round-trip from

One-way from

Find flight deals from Phoenix to Rock Springs

Cheapest flights from Phoenix to Rock SpringsExplore the most affordable flight options available from Phoenix to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

Explore the most affordable flight options available from Phoenix to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix to Rock Springs that are best for you.

Best time to book a flight from Phoenix to Rock Springs

Have a flexible travel schedule? Discover the best time to fly to Rock Springs from Phoenix with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Rock Springs

Reviews of airlines servicing Rock Springs

Read through reviews of airlines operating flights from Phoenix to Rock Springs, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Rock Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Rock Springs from Phoenix?

How long is the flight from Phoenix to Rock Springs?

What is the cheapest airline to fly from Phoenix to Rock Springs round-trip?

Can I find deals for flights from Phoenix to Rock Springs that include hotel bookings?

How can I find direct flights from Phoenix to Rock Springs?

Can I find deals for business class flights from Phoenix to Rock Springs?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Phoenix to Rock Springs

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Phoenix to Rock Springs

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Travel Smart

Cheapest flights from Phoenix to Rock Springs
Explore the most affordable flight options available from Phoenix to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.