Latest deals
When to book
FAQs
Price Alerts
Flights to Rock Springs Sweetwater County

$241 Cheap flights to Rock Springs

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Rock Springs departing on 3/27. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
12:15 pm - 1:33 pm
DEN
-
RKS
1h 18mnonstop
United Airlines Logo
5:15 am - 6:36 am
RKS
-
DEN
1h 21mnonstop
$241United Airlines
Fri, Mar 27 - Sun, Mar 29
United Airlines Logo
6:00 pm - 10:13 pm
SAF
-
RKS
4h 13m
1 stop
United Airlines Logo
5:15 am - 9:08 am
RKS
-
SAF
3h 53m
1 stop
$294United Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
9:00 am - 1:30 pm
ATL
-
RKS
6h 30m
1 stop
United Airlines Logo
2:15 pm - 10:45 pm
RKS
-
ATL
6h 30m
1 stop
$296United Airlines
Fri, May 8 - Sat, May 16
United Airlines Logo
5:10 am - 1:33 pm
SFO
-
RKS
7h 23m
1 stop
United Airlines Logo
5:15 am - 9:40 am
RKS
-
SFO
5h 25m
1 stop
$328United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
6:50 am - 1:33 pm
SFO
-
RKS
5h 43m
1 stop
United Airlines Logo
2:10 pm - 7:55 pm
RKS
-
SFO
6h 45m
1 stop
$333United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
5:36 pm - 10:13 pm
PHX
-
RKS
4h 37m
1 stop
United Airlines Logo
2:10 pm - 9:21 pm
RKS
-
PHX
7h 11m
1 stop
$333United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
8:05 am - 10:13 pm
PHX
-
RKS
14h 08m
2 stops
United Airlines Logo
2:10 pm - 8:04 pm
RKS
-
PHX
5h 54m
1 stop
$339United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
8:30 am - 10:13 pm
PHX
-
RKS
13h 43m
2 stops
United Airlines Logo
2:10 pm - 10:50 pm
RKS
-
PHX
8h 40m
2 stops
$344United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
3:25 pm - 10:13 pm
LGA
-
RKS
8h 48m
1 stop
United Airlines Logo
2:10 pm - 11:30 pm
RKS
-
LGA
7h 20m
1 stop
$348United Airlines
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
6:10 am - 1:33 pm
LGA
-
RKS
9h 23m
2 stops
United Airlines Logo
2:10 pm - 11:30 pm
RKS
-
LGA
7h 20m
1 stop
$354United Airlines
Fri, Feb 20 - Tue, Feb 24

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 February 7, 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

Fri 3/27

12:15 pm-1:33 pm

Nonstop1h 18m

Rock Springs Sweetwater County

Sun 3/29

5:15 am-6:36 am

Nonstop1h 21m

$241

Santa FeRock Springs

SAF - RKS

SAFRKS

Santa Fe

Fri 2/27

6:00 pm-10:13 pm

1 stop4h 13m

Rock Springs Sweetwater County

Tue 3/3

5:15 am-9:08 am

1 stop3h 53m

$294

AtlantaRock Springs

ATL - RKS

ATLRKS

Atlanta Hartsfield-Jackson

Fri 5/8

9:00 am-1:30 pm

1 stop6h 30m

Rock Springs Sweetwater County

Sat 5/16

2:15 pm-10:45 pm

1 stop6h 30m

$296

San FranciscoRock Springs

SFO - RKS

SFORKS

San Francisco

Tue 2/24

5:10 am-1:33 pm

1 stop7h 23m

Rock Springs Sweetwater County

Sat 2/28

5:15 am-9:40 am

1 stop5h 25m

$328

San FranciscoRock Springs

SFO - RKS

SFORKS

San Francisco

Tue 2/24

6:50 am-1:33 pm

1 stop5h 43m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-7:55 pm

1 stop6h 45m

$333

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 2/24

5:36 pm-10:13 pm

1 stop4h 37m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-9:21 pm

1 stop7h 11m

$333

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 2/24

8:05 am-10:13 pm

2 stops14h 08m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-8:04 pm

1 stop5h 54m

$339

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 2/24

8:30 am-10:13 pm

2 stops13h 43m

Rock Springs Sweetwater County

Sat 2/28

2:10 pm-10:50 pm

2 stops8h 40m

$344

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 2/20

3:25 pm-10:13 pm

1 stop8h 48m

Rock Springs Sweetwater County

Tue 2/24

2:10 pm-11:30 pm

1 stop7h 20m

$348

New YorkRock Springs

LGA - RKS

LGARKS

New York LaGuardia

Fri 2/20

6:10 am-1:33 pm

2 stops9h 23m

Rock Springs Sweetwater County

Tue 2/24

2:10 pm-11:30 pm

1 stop7h 20m

$354

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Cheap Rock Springs flight deals and tips

Summary info about Rock Springs flight prices, duration and airlines

Best One-Way Price

$554

Best Round-Trip Price

$241

Fastest flight time

9h 15m
The best one-way flight price to Rock Springs from United States in the last 72 hours is $554 (New York LaGuardia 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 $241 (Denver Intl to Rock Springs Sweetwater County).
Search Deals
The fastest flight to Rock Springs from United States takes 9h 15m (New York LaGuardia 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.

Is there a cheaper alternative to flying into Rock Springs?

You can find deals at Vernal Regional Airport for $110 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?

$109 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 1% 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 February 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.

An easier way to manage your Rock Springs Sweetwater County trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 3/9
Mon 3/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Rock Springs