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Cheap flights from Denver to Rock Springs from $198

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Rock Springs departing on 8/18. 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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Cheap round-trip flights

United Airlines Logo
9:04 pm - 10:13 pmDEN-RKS
1h 09mnonstop
United Airlines Logo
5:33 am - 6:45 amRKS-DEN
1h 12mnonstop
$241United Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
United Airlines Logo
11:55 am - 1:05 pmDEN-RKS
1h 10mnonstop
United Airlines Logo
1:48 pm - 3:00 pmRKS-DEN
1h 12mnonstop
$259United Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
United Airlines Logo
11:55 am - 1:05 pmDEN-RKS
1h 10mnonstop
United Airlines Logo
5:33 am - 6:45 amRKS-DEN
1h 12mnonstop
$260United Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
United Airlines Logo
12:10 pm - 1:23 pmDEN-RKS
1h 13mnonstop
United Airlines Logo
2:18 pm - 3:32 pmRKS-DEN
1h 14mnonstop
$283United Airlines
Find Deal
Fri, Sep 12 - Sat, Sep 27
United Airlines Logo
9:04 pm - 10:13 pmDEN-RKS
1h 09mnonstop
United Airlines Logo
5:45 am - 6:54 amRKS-DEN
1h 09mnonstop
$290United Airlines
Find Deal
Fri, Aug 15 - Tue, Aug 19
United Airlines Logo
11:55 am - 1:05 pmDEN-RKS
1h 10mnonstop
United Airlines Logo
1:48 pm - 3:00 pmRKS-DEN
1h 12mnonstop
$291United Airlines
Find Deal
Wed, Aug 13 - Sun, Aug 17
United Airlines Logo
11:55 am - 1:05 pmDEN-RKS
1h 10mnonstop
United Airlines Logo
5:33 am - 6:45 amRKS-DEN
1h 12mnonstop
$299United Airlines
Find Deal
Thu, Aug 14 - Sun, Aug 17
United Airlines Logo
12:10 pm - 1:21 pmDEN-RKS
1h 11mnonstop
United Airlines Logo
1:56 pm - 3:20 pmRKS-DEN
1h 24mnonstop
$395United Airlines
Find Deal
Mon, Nov 3 - Fri, Nov 7
United Airlines Logo
11:55 am - 1:05 pmDEN-RKS
1h 10mnonstop
United Airlines Logo
1:48 pm - 3:00 pmRKS-DEN
1h 12mnonstop
$495United Airlines
Find Deal
Wed, Aug 13 - Thu, Aug 14

United Airlines flights from Denver to Rock Springs

Our best United Airlines deals on Denver to Rock Springs flight tickets
United Airlines
Aug 14
DEN9:04 pmDenver Intl
1h 09m
RKS10:13 pmRock Springs Sweetwater County
Aug 17
RKS5:33 amRock Springs Sweetwater County
1h 12m
DEN6:45 amDenver Intl
$241
Find similar
United Airlines
Aug 14
DEN11:55 amDenver Intl
1h 10m
RKS1:05 pmRock Springs Sweetwater County
Aug 18
RKS1:48 pmRock Springs Sweetwater County
1h 12m
DEN3:00 pmDenver Intl
$259
Find similar
United Airlines
Aug 14
DEN11:55 amDenver Intl
1h 10m
RKS1:05 pmRock Springs Sweetwater County
Aug 18
RKS5:33 amRock Springs Sweetwater County
1h 12m
DEN6:45 amDenver Intl
$260
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denver 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 July 31, 2025.
Use the filters below to find and compare flights from Denver to Rock Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Thu 8/14

9:04 pm-10:13 pm

Nonstop1h 09m

Rock Springs Sweetwater County

Mon 8/18

5:33 am-6:45 am

Nonstop1h 12m

$241

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Thu 8/14

11:55 am-1:05 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Mon 8/18

1:48 pm-3:00 pm

Nonstop1h 12m

$259

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Thu 8/14

11:55 am-1:05 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Mon 8/18

5:33 am-6:45 am

Nonstop1h 12m

$260

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Fri 9/12

12:10 pm-1:23 pm

Nonstop1h 13m

Rock Springs Sweetwater County

Sat 9/27

2:18 pm-3:32 pm

Nonstop1h 14m

$283

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Fri 8/15

9:04 pm-10:13 pm

Nonstop1h 09m

Rock Springs Sweetwater County

Tue 8/19

5:45 am-6:54 am

Nonstop1h 09m

$290

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Wed 8/13

11:55 am-1:05 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Sun 8/17

1:48 pm-3:00 pm

Nonstop1h 12m

$291

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Thu 8/14

11:55 am-1:05 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Sun 8/17

5:33 am-6:45 am

Nonstop1h 12m

$299

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Mon 11/3

12:10 pm-1:21 pm

Nonstop1h 11m

Rock Springs Sweetwater County

Fri 11/7

1:56 pm-3:20 pm

Nonstop1h 24m

$395

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Wed 8/13

11:55 am-1:05 pm

Nonstop1h 10m

Rock Springs Sweetwater County

Thu 8/14

1:48 pm-3:00 pm

Nonstop1h 12m

$495

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Mon 8/18

9:04 pm-10:13 pm

Nonstop1h 09m

$198

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Rock Springs from

How to get the cheapest flight ticket from Denver 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

What is the cheapest time of day to depart on your flight to Rock Springs?

In the morning is the cheapest time of day to fly from Denver to Rock Springs when you can find flight prices for as low as $314. Flying to Rock Springs in the morning is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Rock Springs, so prices are often more expensive at around $357 per ticket.

What is the cheapest Denver Intl to Rock Springs Sweetwater County flight route?

Fly from Denver Intl to Rock Springs Sweetwater County for the best Denver Intl - Rock Springs Sweetwater County flight prices

What cabin class options are available on Denver Intl to Rock Springs Sweetwater County flights?

There are 1 cabin classes available to choose from on Denver Intl to Rock Springs Sweetwater County flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Denver to Rock Springs

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Rock Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Rock Springs (DEN to RKS) flight deals and tips

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

Best Price Found

$198

Fastest flight time

1h 09m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Rock Springs

1 airport
The best one-way flight to Rock Springs from Denver in the past 72 hours is $198. The best round-trip flight deal from Denver to Rock Springs found on momondo in the last 72 hours is $241.
The fastest flight from Denver to Rock Springs takes 1h 09m
Direct flights go from Denver to Rock Springs on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport near Rock Springs: Rock Springs Sweetwater County (RKS)
Search flight deals

  • How far is Denver Intl to Rock Springs Sweetwater County by plane?

    The distance between Denver Intl and Rock Springs Sweetwater County is about 255.1 mi. Typically, this will take 1h 09m by plane in normal conditions.

  • When did momondo last update prices for flights from Denver Intl Airport to Rock Springs Sweetwater County Airport?

    Prices for flights from Denver Intl Airport to Rock Springs Sweetwater County Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Denver Intl Airport 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.

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

  • What is the most popular airline from Denver to Rock Springs?

Best airlines flying from Denver to Rock Springs

Compare and see reviews for airlines that fly from Denver to Rock Springs with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $220Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

  • United Airlines Flights From Denver to Rock Springs

    United Airlines operates around 4 flights from Denver to Rock Springs every week. The average price of these flights found in the last 72 hours has been $340, but momondo users have found United Airlines deals from Denver to Rock Springs from as low as $220 round-trip. United Airlines has been scored 7.4/10 in 8,900 reviews.

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 from Denver to Rock Springs?

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 Denver to Rock Springs for you.

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

Flights from Denver 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.

How can momondo help me find flights from Denver to Rock Springs?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Rock Springs.

I’m not ready to book a flight from Denver to Rock Springs right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Denver to Rock Springs flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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