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 $272 (last 72 hours, from Atlanta Hartsfield-Jackson, to Rock Springs). United Airlines has a score of 7.3 from 10,461 user reviews on momondo.

$198 Cheap Flights to Rock Springs in 2026/27

Flights to Rock Springs Sweetwater County

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Find the cheapest flights from the United States to Rock Springs

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:15 pm - 1:29 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 14mnonstop

2:25 pm - 3:50 pmRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 25mnonstop

$261United Airlines

Fri, Dec 11 - Mon, Dec 14

12:15 pm - 1:29 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 14mnonstop

5:35 am - 7:00 amRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 25mnonstop

$261United Airlines

Fri, Dec 11 - Sun, Dec 13

12:15 pm - 1:29 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 14mnonstop

5:35 am - 7:00 amRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 25mnonstop

$261United Airlines

Thu, Dec 10 - Sun, Dec 13

12:35 pm - 1:48 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 13mnonstop

5:00 am - 6:25 amRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 25mnonstop

$261United Airlines

Sat, Nov 14 - Wed, Nov 18

12:35 pm - 1:48 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 13mnonstop

2:23 pm - 3:48 pmRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 25mnonstop

$261United Airlines

Wed, Nov 18 - Sun, Nov 22

9:10 pm - 10:24 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 14mnonstop

2:23 pm - 3:52 pmRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 29mnonstop

$261United Airlines

Sun, Jan 10 - Thu, Jan 21

12:29 pm - 1:43 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 14mnonstop

2:22 pm - 3:40 pmRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 18mnonstop

$281United Airlines

Sat, Feb 27 - Wed, Mar 3

9:10 pm - 10:20 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 10mnonstop

5:00 am - 6:25 amRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 25mnonstop

$281United Airlines

Thu, Nov 19 - Mon, Nov 23

9:24 am - 1:48 pmCOS Colorado Springs-RKS Rock Springs Sweetwater County

4h 24m1 stop Denver Intl

5:00 am - 8:43 amRKS Rock Springs Sweetwater County-COS Colorado Springs

3h 43m1 stop Denver Intl

$348United Airlines

Wed, Nov 18 - Sun, Nov 22

4:58 pm - 10:20 pmAUS Austin Bergstrom-RKS Rock Springs Sweetwater County

6h 22m1 stop Denver Intl

5:35 am - 11:18 amRKS Rock Springs Sweetwater County-AUS Austin Bergstrom

4h 43m1 stop Denver Intl

$358United Airlines

Thu, Dec 3 - Thu, Dec 10

Fly from

Route

Depart

Return

Price

Cheapest round-trip

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Fri 12/11

12:15 pm-1:29 pm

Nonstop1h 14m

Rock Springs Sweetwater County

Mon 12/14

2:25 pm-3:50 pm

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Fri 12/11

12:15 pm-1:29 pm

Nonstop1h 14m

Rock Springs Sweetwater County

Sun 12/13

5:35 am-7:00 am

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Thu 12/10

12:15 pm-1:29 pm

Nonstop1h 14m

Rock Springs Sweetwater County

Sun 12/13

5:35 am-7:00 am

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Sat 11/14

12:35 pm-1:48 pm

Nonstop1h 13m

Rock Springs Sweetwater County

Wed 11/18

5:00 am-6:25 am

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Wed 11/18

12:35 pm-1:48 pm

Nonstop1h 13m

Rock Springs Sweetwater County

Sun 11/22

2:23 pm-3:48 pm

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Sun 1/10

9:10 pm-10:24 pm

Nonstop1h 14m

Rock Springs Sweetwater County

Thu 1/21

2:23 pm-3:52 pm

Nonstop1h 29m

$261

Quickest round-trip

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Sat 2/27

12:29 pm-1:43 pm

Nonstop1h 14m

Rock Springs Sweetwater County

Wed 3/3

2:22 pm-3:40 pm

Nonstop1h 18m

$281

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Thu 11/19

9:10 pm-10:20 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Mon 11/23

5:00 am-6:25 am

Nonstop1h 25m

$281

Colorado SpringsRock Springs

COS Colorado Springs - RKS Rock Springs Sweetwater County

COSRKS

Colorado Springs

Wed 11/18

9:24 am-1:48 pm

1 stop4h 24m

Rock Springs Sweetwater County

Sun 11/22

5:00 am-8:43 am

1 stop3h 43m

$348

AustinRock Springs

AUS Austin Bergstrom - RKS Rock Springs Sweetwater County

AUSRKS

Austin Bergstrom

Thu 12/3

4:58 pm-10:20 pm

1 stop6h 22m

Rock Springs Sweetwater County

Thu 12/10

5:35 am-11:18 am

1 stop4h 43m

$358

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

Cheap Rock Springs flight deals and tips

Summary info about Rock Springs flight prices, duration and airlines

Best One-Way Price	$198
Best Round-Trip Price	$261
Fastest flight time	1h 14m

The best one-way flight price to Rock Springs from United States in the last 5 days is $198 (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 5 days is $261 (Denver Intl to Rock Springs Sweetwater County).

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The fastest flight to Rock Springs from United States takes 1h 14m (Denver Intl to Rock Springs Sweetwater County).

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Frequently asked questions about flying to Rock Springs

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.

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 November 2026.

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.

Green River

Why use momondo?

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.