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Cheap flights from the United States to Rock Springs from $241

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Rock Springs departing on 1/13. 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

Recent round-trip flight deals from the United States to Rock Springs

Enter your travel dates to find the best prices.
United Airlines Logo
9:00 pm - 10:15 pm
DEN
-
RKS
1h 15mnonstop
United Airlines Logo
2:08 pm - 3:34 pm
RKS
-
DEN
1h 26mnonstop
$241United Airlines
Tue, Jan 13 - Tue, Jan 20
United Airlines Logo
5:00 am - 1:28 pm
MFR
-
RKS
7h 28m1 stop
United Airlines Logo
5:15 am - 1:19 pm
RKS
-
MFR
9h 04m1 stop
$328United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
5:34 pm - 10:15 pm
PHX
-
RKS
4h 41m1 stop
United Airlines Logo
2:08 pm - 7:45 pm
RKS
-
PHX
5h 37m1 stop
$328United Airlines
Tue, Jan 13 - Sat, Jan 17
United Airlines Logo
2:00 pm - 10:15 pm
MFR
-
RKS
7h 15m2 stops
United Airlines Logo
5:15 am - 1:19 pm
RKS
-
MFR
9h 04m1 stop
$334United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
10:56 am - 10:15 pm
PHX
-
RKS
11h 19m2 stops
United Airlines Logo
2:08 pm - 9:54 pm
RKS
-
PHX
7h 46m1 stop
$334United Airlines
Tue, Jan 13 - Sat, Jan 17
United Airlines Logo
2:00 pm - 10:15 pm
MFR
-
RKS
7h 15m2 stops
United Airlines Logo
5:15 am - 5:52 pm
RKS
-
MFR
13h 37m2 stops
$339United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
11:35 am - 10:15 pm
PHX
-
RKS
10h 40m2 stops
United Airlines Logo
2:08 pm - 11:57 pm
RKS
-
PHX
9h 49m2 stops
$339United Airlines
Tue, Jan 13 - Sat, Jan 17
United Airlines Logo
4:15 pm - 10:15 pm
MEM
-
RKS
7h 00m1 stop
United Airlines Logo
2:08 pm - 8:41 pm
RKS
-
MEM
5h 33m1 stop
$348United Airlines
Tue, Jan 13 - Sat, Jan 17
United Airlines Logo
8:00 am - 1:28 pm
IND
-
RKS
7h 28m1 stop
United Airlines Logo
2:08 pm - 10:15 pm
RKS
-
IND
6h 07m1 stop
$348United Airlines
Mon, Jan 5 - Mon, Jan 12
United Airlines Logo
7:30 am - 10:15 pm
MEM
-
RKS
15h 45m2 stops
United Airlines Logo
2:08 pm - 8:41 pm
RKS
-
MEM
5h 33m1 stop
$354United Airlines
Tue, Jan 13 - Sat, Jan 17

United Airlines flights from United States to Rock Springs

Our best United Airlines deals on United States to Rock Springs flight tickets
United Airlines
Jan 13
DEN9:00 pmDenver Intl
1h 15m
RKS10:15 pmRock Springs Sweetwater County
Jan 20
RKS2:08 pmRock Springs Sweetwater County
1h 26m
DEN3:34 pmDenver Intl
$241
Find similar
United Airlines
Jan 13
PHX5:34 pmPhoenix Sky Harbor Intl
4h 41m
1 stop
RKS10:15 pmRock Springs Sweetwater County
Jan 17
RKS2:08 pmRock Springs Sweetwater County
5h 37m
1 stop
PHX7:45 pmPhoenix Sky Harbor Intl
$328
Find similar
United Airlines
Jan 13
PHX5:34 pmPhoenix Sky Harbor Intl
4h 41m
1 stop
RKS10:15 pmRock Springs Sweetwater County
Jan 17
RKS5:15 amRock Springs Sweetwater County
10h 44m
2 stops
PHX3:59 pmPhoenix Sky Harbor Intl
$334
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States to Rock Springs that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from the United States to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Tue 1/13

9:00 pm-10:15 pm

Nonstop1h 15m

Rock Springs Sweetwater County

Tue 1/20

2:08 pm-3:34 pm

Nonstop1h 26m

$241

MedfordRock Springs

MFR - RKS

MFRRKS

Medford

Wed 1/28

5:00 am-1:28 pm

1 stop7h 28m

Rock Springs Sweetwater County

Sat 1/31

5:15 am-1:19 pm

1 stop9h 04m

$328

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 1/13

5:34 pm-10:15 pm

1 stop4h 41m

Rock Springs Sweetwater County

Sat 1/17

2:08 pm-7:45 pm

1 stop5h 37m

$328

MedfordRock Springs

MFR - RKS

MFRRKS

Medford

Wed 1/28

2:00 pm-10:15 pm

2 stops7h 15m

Rock Springs Sweetwater County

Sat 1/31

5:15 am-1:19 pm

1 stop9h 04m

$334

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 1/13

10:56 am-10:15 pm

2 stops11h 19m

Rock Springs Sweetwater County

Sat 1/17

2:08 pm-9:54 pm

1 stop7h 46m

$334

MedfordRock Springs

MFR - RKS

MFRRKS

Medford

Wed 1/28

2:00 pm-10:15 pm

2 stops7h 15m

Rock Springs Sweetwater County

Sat 1/31

5:15 am-5:52 pm

2 stops13h 37m

$339

PhoenixRock Springs

PHX - RKS

PHXRKS

Phoenix Sky Harbor Intl

Tue 1/13

11:35 am-10:15 pm

2 stops10h 40m

Rock Springs Sweetwater County

Sat 1/17

2:08 pm-11:57 pm

2 stops9h 49m

$339

MemphisRock Springs

MEM - RKS

MEMRKS

Memphis

Tue 1/13

4:15 pm-10:15 pm

1 stop7h 00m

Rock Springs Sweetwater County

Sat 1/17

2:08 pm-8:41 pm

1 stop5h 33m

$348

IndianapolisRock Springs

IND - RKS

INDRKS

Indianapolis

Mon 1/5

8:00 am-1:28 pm

1 stop7h 28m

Rock Springs Sweetwater County

Mon 1/12

2:08 pm-10:15 pm

1 stop6h 07m

$348

MemphisRock Springs

MEM - RKS

MEMRKS

Memphis

Tue 1/13

7:30 am-10:15 pm

2 stops15h 45m

Rock Springs Sweetwater County

Sat 1/17

2:08 pm-8:41 pm

1 stop5h 33m

$354

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Rock Springs from

How to get the cheapest flight ticket from United States to Rock Springs

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on United States to Rock Springs flights?

No. A direct flight is the cheapest option for a flight between United States to Rock Springs.

Cheap United States to Rock Springs flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Rock Springs

Fastest flight time

1h 15m

Direct flights

Wed and Thu

Airports in Rock Springs

1 airport
The fastest flight from United States to Rock Springs takes 1h 15m
Direct flights go from United States to Rock Springs on Wednesday and Thursday. There are no airlines offering direct flights.
There is 1 airport in Rock Springs. From United States there are direct flights to Rock Springs Sweetwater County (RKS).
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  • When did momondo last update prices for flights from United States to Rock Springs Sweetwater County Airport?

    Prices for flights from United States to Rock Springs Sweetwater County Airport were last updated today.

  • How many operators does momondo search for flights from United States to Rock Springs Sweetwater County Airport?

  • How old do you have to be to fly from United States to Rock Springs Sweetwater County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States 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 you'll need for your trip to Rock Springs Sweetwater County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rock Springs Sweetwater County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United States to Rock Springs?

Best airlines flying from United States to Rock Springs

Compare and see reviews for airlines that fly from United States to Rock Springs with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

Traveling to a place near Rock Springs?

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

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United States to Rock Springs for you.

Can I find flights from United States to Rock Springs with flexible booking policies on momondo?

Flights from United States to Rock Springs with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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If you are simply researching potential flights to Rock Springs, momondo offers a useful price alert feature which will track prices for flights to Rock Springs from United States and alert you when they change.

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