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Flights to Rock Springs Sweetwater County

$198 Cheap flights to Rock Springs

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Rock Springs departing on 3/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Rock Springs

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:00 pm - 10:13 pm
DEN
-
RKS
1h 13mnonstop
United Airlines Logo
2:10 pm - 3:40 pm
RKS
-
DEN
1h 30mnonstop
$241United Airlines
Thu, Mar 19 - Mon, Mar 23
United Airlines Logo
6:00 am - 1:31 pm
PHX
-
RKS
6h 31m
1 stop
United Airlines Logo
2:16 pm - 8:32 pm
RKS
-
PHX
7h 16m
1 stop
$258United Airlines
Thu, Jul 23 - Mon, Jul 27
United Airlines Logo
9:00 pm - 10:15 pm
DEN
-
RKS
1h 15mnonstop
United Airlines Logo
2:15 pm - 3:36 pm
RKS
-
DEN
1h 21mnonstop
$261United Airlines
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
9:00 pm - 10:15 pm
DEN
-
RKS
1h 15mnonstop
United Airlines Logo
2:15 pm - 3:36 pm
RKS
-
DEN
1h 21mnonstop
$263United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
6:00 am - 1:31 pm
PHX
-
RKS
6h 31m
1 stop
United Airlines Logo
2:16 pm - 10:59 pm
RKS
-
PHX
9h 43m
2 stops
$264United Airlines
Thu, Jul 23 - Mon, Jul 27
United Airlines Logo
4:34 pm - 10:15 pm
PHX
-
RKS
4h 41m
1 stop
United Airlines Logo
2:15 pm - 6:45 pm
RKS
-
PHX
5h 30m
1 stop
$285United Airlines
Thu, Apr 2 - Sun, Apr 5
United Airlines Logo
4:21 pm - 10:15 pm
PHX
-
RKS
4h 54m
1 stop
United Airlines Logo
2:16 pm - 10:59 pm
RKS
-
PHX
9h 43m
2 stops
$290United Airlines
Fri, Jul 24 - Mon, Jul 27
United Airlines Logo
8:00 am - 1:30 pm
MCO
-
RKS
7h 30m
1 stop
United Airlines Logo
5:25 am - 1:53 pm
RKS
-
MCO
6h 28m
1 stop
$298United Airlines
Sun, Aug 16 - Sun, Aug 23
United Airlines Logo
10:06 am - 10:15 pm
PHX
-
RKS
11h 09m
2 stops
United Airlines Logo
5:05 am - 9:00 am
RKS
-
PHX
4h 55m
1 stop
$298United Airlines
Thu, Jul 23 - Sun, Jul 26
United Airlines Logo
10:35 am - 10:15 pm
PHX
-
RKS
10h 40m
2 stops
United Airlines Logo
2:15 pm - 6:45 pm
RKS
-
PHX
5h 30m
1 stop
$300United Airlines
Thu, Apr 2 - Sun, Apr 5

momondo Fare Finder

 
Locate flights to Rock Springs Sweetwater County that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on March 5, 2026.
Use the filters below to find and compare flights to Rock Springs that are best for you.

Fly from

Route

Depart

Return

Price

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Thu 3/19

9:00 pm-10:13 pm

Nonstop1h 13m

Rock Springs Sweetwater County

Mon 3/23

2:10 pm-3:40 pm

Nonstop1h 30m

$241

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 7/23

6:00 am-1:31 pm

1 stop6h 31m

Rock Springs Sweetwater County

Mon 7/27

2:16 pm-8:32 pm

1 stop7h 16m

$258

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Wed 4/15

9:00 pm-10:15 pm

Nonstop1h 15m

Rock Springs Sweetwater County

Wed 4/22

2:15 pm-3:36 pm

Nonstop1h 21m

$261

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Fri 5/1

9:00 pm-10:15 pm

Nonstop1h 15m

Rock Springs Sweetwater County

Sun 5/3

2:15 pm-3:36 pm

Nonstop1h 21m

$263

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 7/23

6:00 am-1:31 pm

1 stop6h 31m

Rock Springs Sweetwater County

Mon 7/27

2:16 pm-10:59 pm

2 stops9h 43m

$264

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 4/2

4:34 pm-10:15 pm

1 stop4h 41m

Rock Springs Sweetwater County

Sun 4/5

2:15 pm-6:45 pm

1 stop5h 30m

$285

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Fri 7/24

4:21 pm-10:15 pm

1 stop4h 54m

Rock Springs Sweetwater County

Mon 7/27

2:16 pm-10:59 pm

2 stops9h 43m

$290

OrlandoRock Springs

MCO - RKS

MCORKS

Orlando

Sun 8/16

8:00 am-1:30 pm

1 stop7h 30m

Rock Springs Sweetwater County

Sun 8/23

5:25 am-1:53 pm

1 stop6h 28m

$298

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 7/23

10:06 am-10:15 pm

2 stops11h 09m

Rock Springs Sweetwater County

Sun 7/26

5:05 am-9:00 am

1 stop4h 55m

$298

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Thu 4/2

10:35 am-10:15 pm

2 stops10h 40m

Rock Springs Sweetwater County

Sun 4/5

2:15 pm-6:45 pm

1 stop5h 30m

$300

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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

$198

Best Round-Trip Price

$241

Fastest flight time

1h 13m
The best one-way flight price to Rock Springs from United States in the last 72 hours 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 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 13m (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 $188 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Rock Springs?

$178 is the cheapest deal found on momondo in the last two weeks for a flight to Rock Springs. This flight is from Denver and is 5% cheaper than most flights to Rock Springs. To find the cheapest price to Rock Springs from your area, use 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 March 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.

Traveling to a place near Rock Springs?

Book flights to Rock Springs if you plan to visit one of these locations
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.

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