Which airlines fly to Rock Springs?

There may be other airlines that fly to Rock Springs from United States, but the most popular among our users are United Airlines and Contour. These airlines should offer flights to Rock Springs on a routine basis if you’re flying from one of the more popular airports in United States.

United Airlines Flights to Rock Springs

There are 14 United Airlines flights to Rock Springs in a normal week. The most common departure point is Denver Intl and the best United Airlines ticket price seen on momondo is $220 (last 72 hours, from Atlanta Hartsfield-Jackson, to Rock Springs). United Airlines has a score of 7.4 from 8,929 user reviews on momondo.

$241 Cheap Flights to Rock Springs in 2025/26

Flights to Rock Springs Sweetwater County

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Find the cheapest flights from the United States to Rock Springs

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:00 pm - 10:07 pmDEN-RKS

1h 07mnonstop

2:00 pm - 3:14 pmRKS-DEN

1h 14mnonstop

$241United Airlines

Find Deal

Thu, Oct 2 - Sun, Oct 5

7:00 am - 1:21 pmABQ-RKS

6h 21m1 stop

1:56 pm - 8:34 pmRKS-ABQ

6h 38m1 stop

$278United Airlines

Find Deal

Sat, Nov 15 - Tue, Nov 18

5:15 am - 1:30 pmPDX-RKS

7h 15m1 stop

5:25 am - 9:40 amRKS-PDX

5h 15m1 stop

$308United Airlines

Find Deal

Sat, Mar 7 - Tue, Mar 10

6:00 am - 1:21 pmPHX-RKS

6h 21m1 stop

1:56 pm - 7:49 pmRKS-PHX

5h 53m1 stop

$308United Airlines

Find Deal

Sat, Nov 1 - Tue, Nov 4

6:45 am - 1:28 pmPHX-RKS

6h 43m1 stop

2:18 pm - 9:29 pmRKS-PHX

7h 11m1 stop

$311United Airlines

Find Deal

Mon, Dec 22 - Wed, Dec 31

3:00 pm - 10:07 pmPHX-RKS

6h 07m1 stop

5:15 am - 8:43 amRKS-PHX

4h 28m1 stop

$313United Airlines

Find Deal

Thu, Oct 2 - Sun, Oct 5

5:15 am - 1:30 pmPDX-RKS

7h 15m1 stop

2:05 pm - 12:19 amRKS-PDX

11h 14m2 stops

$314United Airlines

Find Deal

Sat, Mar 7 - Tue, Mar 10

6:00 am - 1:21 pmPHX-RKS

6h 21m1 stop

1:56 pm - 9:30 pmRKS-PHX

7h 34m2 stops

$314United Airlines

Find Deal

Sat, Nov 1 - Tue, Nov 4

9:00 pm - 10:07 pmDEN-RKS

1h 07mnonstop

5:15 am - 6:24 amRKS-DEN

1h 09mnonstop

$318United Airlines

Find Deal

Sun, Oct 5 - Fri, Oct 17

10:41 am - 10:07 pmPHX-RKS

10h 26m2 stops

5:15 am - 8:43 amRKS-PHX

4h 28m1 stop

$319United Airlines

Find Deal

Thu, Oct 2 - Sun, Oct 5

Fly from

Route

Depart

Return

Price

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Thu 10/2

9:00 pm-10:07 pm

Nonstop1h 07m

Rock Springs Sweetwater County

Sun 10/5

2:00 pm-3:14 pm

Nonstop1h 14m

$241

AlbuquerqueRock Springs

ABQ - RKS

ABQRKS

Albuquerque

Sat 11/15

7:00 am-1:21 pm

1 stop6h 21m

Rock Springs Sweetwater County

Tue 11/18

1:56 pm-8:34 pm

1 stop6h 38m

$278

PortlandRock Springs

PDX - RKS

PDXRKS

Portland

Sat 3/7

5:15 am-1:30 pm

1 stop7h 15m

Rock Springs Sweetwater County

Tue 3/10

5:25 am-9:40 am

1 stop5h 15m

$308

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 11/1

6:00 am-1:21 pm

1 stop6h 21m

Rock Springs Sweetwater County

Tue 11/4

1:56 pm-7:49 pm

1 stop5h 53m

$308

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Mon 12/22

6:45 am-1:28 pm

1 stop6h 43m

Rock Springs Sweetwater County

Wed 12/31

2:18 pm-9:29 pm

1 stop7h 11m

$311

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 10/2

3:00 pm-10:07 pm

1 stop6h 07m

Rock Springs Sweetwater County

Sun 10/5

5:15 am-8:43 am

1 stop4h 28m

$313

PortlandRock Springs

PDX - RKS

PDXRKS

Portland

Sat 3/7

5:15 am-1:30 pm

1 stop7h 15m

Rock Springs Sweetwater County

Tue 3/10

2:05 pm-12:19 am

2 stops11h 14m

$314

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Sat 11/1

6:00 am-1:21 pm

1 stop6h 21m

Rock Springs Sweetwater County

Tue 11/4

1:56 pm-9:30 pm

2 stops7h 34m

$314

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Sun 10/5

9:00 pm-10:07 pm

Nonstop1h 07m

Rock Springs Sweetwater County

Fri 10/17

5:15 am-6:24 am

Nonstop1h 09m

$318

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 10/2

10:41 am-10:07 pm

2 stops10h 26m

Rock Springs Sweetwater County

Sun 10/5

5:15 am-8:43 am

1 stop4h 28m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Rock Springs flights insights and trends

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Cheap Rock Springs flight deals and tips

Summary info about Rock Springs flight prices, duration and airlines

Best One-Way Price	$298
Best Round-Trip Price	$241
Fastest flight time	1h 07m

The best one-way flight price to Rock Springs from United States in the last 72 hours is $298 (Denver Intl to Rock Springs Sweetwater County).

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The best round-trip flight price to Rock Springs from United States in the last 72 hours is $241 (Denver Intl to Rock Springs Sweetwater County).

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The fastest flight to Rock Springs from United States takes 1h 07m (Denver Intl to Rock Springs Sweetwater County).

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Frequently asked questions about flying to Rock Springs

When are the weather conditions best for skiing in Rock Springs?

momondo users looking to go skiing in Rock Springs find that January is more than likely the best time to hit the slopes. The lower temperatures in the area mixed with a higher chance of snow make mountains like Jackson Hole Mountain Resort the perfect place for a vacation. Many momondo users planning trips to multiple ski mountains or resorts in the Rock Springs area will check out Grand Targhee as well.

Is there an alternative airport near Rock Springs?

Those flying to Rock Springs could potentially find better pricing at Vernal Regional Airport (81 mi from Rock Springs city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Rock Springs?

You can find deals at Vernal Regional Airport for $138 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Rock Springs Sweetwater County Airport?

Prices for flights to Rock Springs Sweetwater County Airport refresh daily.

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

There is 1 operator available for flights to Rock Springs Sweetwater County Airport as of September 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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.

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

It is quick and easy to find flights to Rock Springs on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rock Springs that suits you.

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

Yes. momondo allows you to filter the results for flights to Rock Springs to just show those with flexible booking policies.

How can momondo help me find flights to Rock Springs?

Once you have performed a search for flights to Rock Springs, momondo helps you find the right flight 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 to Rock Springs right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Rock Springs and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.