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 $258 (last 72 hours, from Atlanta Hartsfield-Jackson, to Rock Springs). United Airlines has a score of 7.4 from 10,208 user reviews on momondo.

$197 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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 pm - 1:42 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 12mnonstop

5:05 am - 6:23 amRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 18mnonstop

$261United Airlines

Sat, Sep 26 - Wed, Sep 30

12:30 pm - 1:42 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 12mnonstop

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

1h 18mnonstop

$261United Airlines

Mon, Oct 12 - Mon, Oct 19

12:30 pm - 1:42 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 12mnonstop

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

1h 25mnonstop

$261United Airlines

Thu, Oct 22 - Sun, Oct 25

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

1h 10mnonstop

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

1h 25mnonstop

$261United Airlines

Mon, Nov 23 - Sat, Nov 28

8:46 pm - 10:01 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 15mnonstop

2:05 pm - 3:33 pmRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 28mnonstop

$281United Airlines

Sat, Feb 27 - Wed, Mar 3

9:10 pm - 10:21 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 11mnonstop

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

1h 18mnonstop

$281United Airlines

Wed, Sep 30 - Sun, Oct 4

5:00 am - 1:42 pmPDX Portland-RKS Rock Springs Sweetwater County

7h 42m1 stop Denver Intl

5:05 am - 9:36 amRKS Rock Springs Sweetwater County-PDX Portland

5h 31m1 stop Denver Intl

$328United Airlines

Fri, Oct 9 - Tue, Oct 13

6:21 pm - 10:21 pmDFW Dallas/Fort Worth-RKS Rock Springs Sweetwater County

5h 00m1 stop Denver Intl

2:23 pm - 11:26 pmRKS Rock Springs Sweetwater County-DFW Dallas/Fort Worth

8h 03m2 stops Denver Intl Houston George Bush Intcntl

$334United Airlines

Fri, Oct 23 - Mon, Oct 26

5:15 am - 1:42 pmDFW Dallas/Fort Worth-RKS Rock Springs Sweetwater County

9h 27m2 stops Houston George Bush Intcntl Denver Intl

2:23 pm - 11:26 pmRKS Rock Springs Sweetwater County-DFW Dallas/Fort Worth

8h 03m2 stops Denver Intl Houston George Bush Intcntl

$339United Airlines

Fri, Oct 23 - Mon, Oct 26

6:21 pm - 10:21 pmDFW Dallas/Fort Worth-RKS Rock Springs Sweetwater County

5h 00m1 stop Denver Intl

2:23 pm - 8:43 pmRKS Rock Springs Sweetwater County-DFW Dallas/Fort Worth

5h 20m1 stop Denver Intl

$345United Airlines

Fri, Oct 23 - Mon, Oct 26

Cheap last minute flights

Enter your travel dates to find the best prices.

12:35 pm - 1:47 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 12mnonstop

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

1h 18mnonstop

$361United Airlines

Sat, Sep 19 - Mon, Sep 21

9:10 pm - 10:21 pmDEN Denver Intl-RKS Rock Springs Sweetwater County

1h 11mnonstop

5:05 am - 6:23 amRKS Rock Springs Sweetwater County-DEN Denver Intl

1h 18mnonstop

$361United Airlines

Thu, Sep 17 - Sun, Sep 20

1:55 pm - 10:21 pmPHX Phoenix Sky Harbor Intl-RKS Rock Springs Sweetwater County

7h 26m2 stops Los Angeles Los Angeles Denver Intl

5:05 am - 9:09 amRKS Rock Springs Sweetwater County-PHX Phoenix Sky Harbor Intl

5h 04m1 stop Denver Intl

$448United Airlines

Sat, Sep 19 - Thu, Sep 24

5:00 am - 1:47 pmSFO San Francisco-RKS Rock Springs Sweetwater County

7h 47m1 stop Denver Intl

5:05 am - 9:21 amRKS Rock Springs Sweetwater County-SFO San Francisco

5h 16m1 stop Denver Intl

$468United Airlines

Sun, Sep 20 - Wed, Sep 30

6:15 am - 1:47 pmSFO San Francisco-RKS Rock Springs Sweetwater County

6h 32m1 stop Denver Intl

5:05 am - 9:21 amRKS Rock Springs Sweetwater County-SFO San Francisco

5h 16m1 stop Denver Intl

$468United Airlines

Sun, Sep 20 - Sun, Sep 27

5:00 am - 1:47 pmSFO San Francisco-RKS Rock Springs Sweetwater County

7h 47m1 stop Denver Intl

2:22 pm - 10:51 pmRKS Rock Springs Sweetwater County-SFO San Francisco

9h 29m1 stop Denver Intl

$468United Airlines

Sun, Sep 20 - Sat, Oct 3

2:20 pm - 10:21 pmSFO San Francisco-RKS Rock Springs Sweetwater County

7h 01m1 stop Denver Intl

5:05 am - 9:21 amRKS Rock Springs Sweetwater County-SFO San Francisco

5h 16m1 stop Denver Intl

$483United Airlines

Sat, Sep 19 - Wed, Sep 30

5:00 am - 1:47 pmSFO San Francisco-RKS Rock Springs Sweetwater County

7h 47m1 stop Denver Intl

5:05 am - 9:21 amRKS Rock Springs Sweetwater County-SFO San Francisco

5h 16m1 stop Denver Intl

$483United Airlines

Sat, Sep 19 - Sun, Sep 27

4:18 pm - 10:21 pmSFO San Francisco-RKS Rock Springs Sweetwater County

5h 03m1 stop Denver Intl

2:22 pm - 10:51 pmRKS Rock Springs Sweetwater County-SFO San Francisco

9h 29m1 stop Denver Intl

$483United Airlines

Sat, Sep 19 - Sat, Oct 3

12:51 pm - 10:21 pmSJC San Jose-RKS Rock Springs Sweetwater County

8h 30m1 stop Denver Intl

5:05 am - 9:39 amRKS Rock Springs Sweetwater County-SJC San Jose

5h 34m1 stop Denver Intl

$483United Airlines

Sat, Sep 19 - Thu, Oct 1

Fly from

Route

Depart

Return

Price

Cheapest round-trip

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Sat 9/26

12:30 pm-1:42 pm

Nonstop1h 12m

Rock Springs Sweetwater County

Wed 9/30

5:05 am-6:23 am

Nonstop1h 18m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Mon 10/12

12:30 pm-1:42 pm

Nonstop1h 12m

Rock Springs Sweetwater County

Mon 10/19

2:22 pm-3:40 pm

Nonstop1h 18m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Thu 10/22

12:30 pm-1:42 pm

Nonstop1h 12m

Rock Springs Sweetwater County

Sun 10/25

2:23 pm-3:48 pm

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Mon 11/23

9:10 pm-10:20 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Sat 11/28

2:23 pm-3:48 pm

Nonstop1h 25m

$261

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Sat 2/27

8:46 pm-10:01 pm

Nonstop1h 15m

Rock Springs Sweetwater County

Wed 3/3

2:05 pm-3:33 pm

Nonstop1h 28m

$281

Quickest round-trip

DenverRock Springs

DEN Denver Intl - RKS Rock Springs Sweetwater County

DENRKS

Denver Intl

Wed 9/30

9:10 pm-10:21 pm

Nonstop1h 11m

Rock Springs Sweetwater County

Sun 10/4

2:22 pm-3:40 pm

Nonstop1h 18m

$281

PortlandRock Springs

PDX Portland - RKS Rock Springs Sweetwater County

PDXRKS

Portland

Fri 10/9

5:00 am-1:42 pm

1 stop7h 42m

Rock Springs Sweetwater County

Tue 10/13

5:05 am-9:36 am

1 stop5h 31m

$328

DallasRock Springs

DFW Dallas/Fort Worth - RKS Rock Springs Sweetwater County

DFWRKS

Dallas/Fort Worth

Fri 10/23

6:21 pm-10:21 pm

1 stop5h 00m

Rock Springs Sweetwater County

Mon 10/26

2:23 pm-11:26 pm

2 stops8h 03m

$334

DallasRock Springs

DFW Dallas/Fort Worth - RKS Rock Springs Sweetwater County

DFWRKS

Dallas/Fort Worth

Fri 10/23

5:15 am-1:42 pm

2 stops9h 27m

Rock Springs Sweetwater County

Mon 10/26

2:23 pm-11:26 pm

2 stops8h 03m

$339

DallasRock Springs

DFW Dallas/Fort Worth - RKS Rock Springs Sweetwater County

DFWRKS

Dallas/Fort Worth

Fri 10/23

6:21 pm-10:21 pm

1 stop5h 00m

Rock Springs Sweetwater County

Mon 10/26

2:23 pm-8:43 pm

1 stop5h 20m

$345

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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What is the absolute cheapest flight to Rock Springs?

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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	$197
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 $197 (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 September 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.

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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.

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