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 $248 (last 72 hours, from Dallas/Fort Worth, to Rock Springs). United Airlines has a score of 7.4 from 9,102 user reviews on momondo.

$261 Cheap Flights to Rock Springs in 2025/26

Flights to Rock Springs Sweetwater County

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

9:00 pm - 10:15 pm

DEN

RKS

1h 15mnonstop

5:15 am - 6:51 am

RKS

DEN

1h 36mnonstop

$261United Airlines

Fri, Jan 16 - Mon, Jan 19

5:00 am - 1:28 pm

PDX

RKS

7h 28m1 stop

5:15 am - 2:55 pm

RKS

PDX

10h 40m2 stops

$264United Airlines

Tue, Jan 20 - Tue, Jan 27

5:19 am - 1:28 pm

DFW

RKS

9h 09m2 stops

2:08 pm - 8:28 pm

RKS

DFW

5h 20m1 stop

$274United Airlines

Tue, Jan 6 - Sat, Jan 10

6:10 pm - 10:15 pm

DFW

RKS

5h 05m1 stop

2:08 pm - 8:28 pm

RKS

DFW

5h 20m1 stop

$290United Airlines

Tue, Jan 6 - Sat, Jan 10

2:23 pm - 10:15 pm

DFW

RKS

8h 52m2 stops

5:15 am - 6:21 pm

RKS

DFW

12h 06m2 stops

$294United Airlines

Tue, Jan 6 - Sat, Jan 10

5:15 pm - 10:15 pm

MSO

RKS

5h 00m1 stop

5:15 am - 1:35 pm

RKS

MSO

8h 20m1 stop

$298United Airlines

Sat, Jan 17 - Wed, Jan 21

7:15 am - 1:33 pm

LGA

RKS

8h 18m1 stop

5:15 am - 5:13 pm

RKS

LGA

9h 58m2 stops

$304United Airlines

Sat, Feb 21 - Sat, Mar 7

6:10 am - 1:33 pm

LGA

RKS

9h 23m2 stops

5:15 am - 4:15 pm

RKS

LGA

9h 00m2 stops

$309United Airlines

Sat, Feb 21 - Sat, Mar 7

5:05 am - 1:33 pm

PDX

RKS

7h 28m1 stop

5:15 am - 9:42 am

RKS

PDX

5h 27m1 stop

$328United Airlines

Wed, Feb 18 - Sat, Feb 21

5:00 am - 1:28 pm

SFO

RKS

7h 28m1 stop

5:15 am - 11:58 am

RKS

SFO

7h 43m1 stop

$328United Airlines

Wed, Jan 14 - Sat, Jan 17

Fly from

Route

Depart

Return

Price

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Fri 1/16

9:00 pm-10:15 pm

Nonstop1h 15m

Rock Springs Sweetwater County

Mon 1/19

5:15 am-6:51 am

Nonstop1h 36m

$261

PortlandRock Springs

PDX - RKS

PDXRKS

Portland

Tue 1/20

5:00 am-1:28 pm

1 stop7h 28m

Rock Springs Sweetwater County

Tue 1/27

5:15 am-2:55 pm

2 stops10h 40m

$264

DallasRock Springs

DFW - RKS

DFWRKS

Dallas/Fort Worth

Tue 1/6

5:19 am-1:28 pm

2 stops9h 09m

Rock Springs Sweetwater County

Sat 1/10

2:08 pm-8:28 pm

1 stop5h 20m

$274

DallasRock Springs

DFW - RKS

DFWRKS

Dallas/Fort Worth

Tue 1/6

6:10 pm-10:15 pm

1 stop5h 05m

Rock Springs Sweetwater County

Sat 1/10

2:08 pm-8:28 pm

1 stop5h 20m

$290

DallasRock Springs

DFW - RKS

DFWRKS

Dallas/Fort Worth

Tue 1/6

2:23 pm-10:15 pm

2 stops8h 52m

Rock Springs Sweetwater County

Sat 1/10

5:15 am-6:21 pm

2 stops12h 06m

$294

MissoulaRock Springs

MSO - RKS

MSORKS

Missoula Johnson-Bell Field

Sat 1/17

5:15 pm-10:15 pm

1 stop5h 00m

Rock Springs Sweetwater County

Wed 1/21

5:15 am-1:35 pm

1 stop8h 20m

$298

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Sat 2/21

7:15 am-1:33 pm

1 stop8h 18m

Rock Springs Sweetwater County

Sat 3/7

5:15 am-5:13 pm

2 stops9h 58m

$304

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Sat 2/21

6:10 am-1:33 pm

2 stops9h 23m

Rock Springs Sweetwater County

Sat 3/7

5:15 am-4:15 pm

2 stops9h 00m

$309

PortlandRock Springs

PDX - RKS

PDXRKS

Portland

Wed 2/18

5:05 am-1:33 pm

1 stop7h 28m

Rock Springs Sweetwater County

Sat 2/21

5:15 am-9:42 am

1 stop5h 27m

$328

San FranciscoRock Springs

SFO - RKS

SFORKS

San Francisco

Wed 1/14

5:00 am-1:28 pm

1 stop7h 28m

Rock Springs Sweetwater County

Sat 1/17

5:15 am-11:58 am

1 stop7h 43m

$328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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	$336
Best Round-Trip Price	$261
Fastest flight time	1h 18m

The best one-way flight price to Rock Springs from United States in the last 72 hours is $336 (Orlando to Rock Springs Sweetwater County).

Search Deals

The best round-trip flight price to Rock Springs from United States in the last 72 hours is $261 (Denver Intl to Rock Springs Sweetwater County).

Search Deals

The fastest flight to Rock Springs from United States takes 1h 18m (Denver Intl to Rock Springs Sweetwater County).

Search Deals

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.

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 December 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.

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.