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Cheap flights from Rock Springs to Denver 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 Rock Springs to Denver departing on 5/20. 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.

Find the cheapest flights from Rock Springs to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:46 pm - 3:10 pm
RKS
-
DEN
1h 24mnonstop
United Airlines Logo
12:15 pm - 1:31 pm
DEN
-
RKS
1h 16mnonstop
$241United Airlines
Sat, May 23 - Tue, May 26
United Airlines Logo
5:15 am - 6:36 am
RKS
-
DEN
1h 21mnonstop
United Airlines Logo
9:00 pm - 10:15 pm
DEN
-
RKS
1h 15mnonstop
$261United Airlines
Sat, May 16 - Tue, May 19
United Airlines Logo
5:05 am - 6:18 am
RKS
-
DEN
1h 13mnonstop
United Airlines Logo
9:05 pm - 10:15 pm
DEN
-
RKS
1h 10mnonstop
$263United Airlines
Thu, May 21 - Mon, May 25
United Airlines Logo
5:05 am - 6:18 am
RKS
-
DEN
1h 13mnonstop
United Airlines Logo
12:15 pm - 1:31 pm
DEN
-
RKS
1h 16mnonstop
$275United Airlines
Sun, Jun 14 - Sun, Jun 21
United Airlines Logo
2:16 pm - 3:40 pm
RKS
-
DEN
1h 24mnonstop
United Airlines Logo
9:13 pm - 10:23 pm
DEN
-
RKS
1h 10mnonstop
$280United Airlines
Fri, Jun 5 - Mon, Jun 8
United Airlines Logo
2:16 pm - 3:40 pm
RKS
-
DEN
1h 24mnonstop
United Airlines Logo
9:13 pm - 10:23 pm
DEN
-
RKS
1h 10mnonstop
$291United Airlines
Sun, Jun 7 - Tue, Jun 30
United Airlines Logo
2:16 pm - 3:40 pm
RKS
-
DEN
1h 24mnonstop
United Airlines Logo
9:05 pm - 10:15 pm
DEN
-
RKS
1h 10mnonstop
$292United Airlines
Fri, May 22 - Mon, May 25
United Airlines Logo
2:16 pm - 3:40 pm
RKS
-
DEN
1h 24mnonstop
United Airlines Logo
9:13 pm - 10:23 pm
DEN
-
RKS
1h 10mnonstop
$317United Airlines
Fri, Jun 5 - Sun, Jun 7
United Airlines Logo
2:16 pm - 3:40 pm
RKS
-
DEN
1h 24mnonstop
United Airlines Logo
9:13 pm - 10:23 pm
DEN
-
RKS
1h 10mnonstop
$318United Airlines
Sun, Jun 7 - Tue, Jun 30
United Airlines Logo
5:15 am - 6:36 am
RKS
-
DEN
1h 21mnonstop
United Airlines Logo
9:00 pm - 10:15 pm
DEN
-
RKS
1h 15mnonstop
$368United Airlines
Mon, May 11 - Mon, May 18

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United Airlines flights from Rock Springs to Denver

Our best United Airlines deals on Rock Springs to Denver flight tickets
United Airlines
May 23
RKS1:46 pmRock Springs Sweetwater County
1h 24m
DEN3:10 pmDenver Intl
May 26
DEN12:15 pmDenver Intl
1h 16m
RKS1:31 pmRock Springs Sweetwater County
$241
United Airlines
May 16
RKS5:15 amRock Springs Sweetwater County
1h 21m
DEN6:36 amDenver Intl
May 19
DEN9:00 pmDenver Intl
1h 15m
RKS10:15 pmRock Springs Sweetwater County
$261
United Airlines
May 21
RKS5:05 amRock Springs Sweetwater County
1h 13m
DEN6:18 amDenver Intl
May 25
DEN9:05 pmDenver Intl
1h 10m
RKS10:15 pmRock Springs Sweetwater County
$263

momondo Fare Finder

 
Customize your flight search to find flights from Rock Springs to Denver 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 May 6, 2026.
Use the filters below to find and compare flights from Rock Springs to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Sat 5/23

1:46 pm-3:10 pm

Nonstop1h 24m

Denver Intl

Tue 5/26

12:15 pm-1:31 pm

Nonstop1h 16m

$241

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Sat 5/16

5:15 am-6:36 am

Nonstop1h 21m

Denver Intl

Tue 5/19

9:00 pm-10:15 pm

Nonstop1h 15m

$261
Quickest round-trip

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Thu 5/21

5:05 am-6:18 am

Nonstop1h 13m

Denver Intl

Mon 5/25

9:05 pm-10:15 pm

Nonstop1h 10m

$263

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Sun 6/14

5:05 am-6:18 am

Nonstop1h 13m

Denver Intl

Sun 6/21

12:15 pm-1:31 pm

Nonstop1h 16m

$275

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Fri 6/5

2:16 pm-3:40 pm

Nonstop1h 24m

Denver Intl

Mon 6/8

9:13 pm-10:23 pm

Nonstop1h 10m

$280

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Sun 6/7

2:16 pm-3:40 pm

Nonstop1h 24m

Denver Intl

Tue 6/30

9:13 pm-10:23 pm

Nonstop1h 10m

$291

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Fri 5/22

2:16 pm-3:40 pm

Nonstop1h 24m

Denver Intl

Mon 5/25

9:05 pm-10:15 pm

Nonstop1h 10m

$292

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Fri 6/5

2:16 pm-3:40 pm

Nonstop1h 24m

Denver Intl

Sun 6/7

9:13 pm-10:23 pm

Nonstop1h 10m

$317

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Sun 6/7

2:16 pm-3:40 pm

Nonstop1h 24m

Denver Intl

Tue 6/30

9:13 pm-10:23 pm

Nonstop1h 10m

$318

Rock SpringsDenver

RKS - DEN

RKSDEN

Rock Springs Sweetwater County

Mon 5/11

5:15 am-6:36 am

Nonstop1h 21m

Denver Intl

Mon 5/18

9:00 pm-10:15 pm

Nonstop1h 15m

$368

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Rock Springs to Denver

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 typical price of a round-trip flight between Rock Springs and Denver?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Rock Springs is in July. Flight prices, which tend to average around $240, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in July, then you should wait until October to fly from Rock Springs, when ticket prices are also cheap, with an average price of $260.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Saturday when prices can be found for as low as $372. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $536.

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

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $381. Flights in the morning are often more expensive with an average ticket price of $436.

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

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

When to book flights from Rock Springs to Denver

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

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

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

Best Price Found

$423

Fastest flight time

1h 13m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Denver

1 airport
The best one-way flight to Denver from Rock Springs in the past 72 hours is $423. The best round-trip flight deal from Rock Springs to Denver found on momondo in the last 72 hours is $349.
The fastest flight from Rock Springs to Denver takes 1h 13m
Direct flights go from Rock Springs to Denver on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Denver. From Rock Springs there are direct flights to Denver Intl (DEN).
Search flight deals

Frequently asked questions about flying from Rock Springs to Denver

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

    There are 255.1 mi between Rock Springs Sweetwater County and Denver Intl. 1h 13m is a normal flight duration for this route.

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

    Prices for flights from Rock Springs Sweetwater County Airport to Denver Intl Airport are updated daily.

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

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

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl 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 Denver Intl 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 Rock Springs to Denver?

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

Best airlines flying from Rock Springs to Denver

Compare and see reviews for airlines that fly from Rock Springs to Denver with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $240Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights

  • United Airlines Flights From Rock Springs to Denver

    United Airlines is one of the most popular airlines flying from Rock Springs to Denver, operating 14 flights/week on average for this route. A good United Airlines flight deal for Rock Springs to Denver starts from $240 round-trip, up to an average price of $290. Our users have rated United Airlines at 7.4/10.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Manitou Springs
Longmont
Boulder
Greeley
Keystone
Lakewood
Cripple Creek
Westminster
Thornton
Frisco
Centennial
Grand Lake
Winter Park
Englewood
Littleton

Why use momondo?

Why should I use momondo to find a flight deal from Rock Springs to Denver?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rock Springs to Denver. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Denver from Rock Springs with this policy.

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

momondo provides multiple filters to help you find the best flight to Denver from Rock Springs. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Rock Springs to Denver now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Denver and let you know when they change.

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