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Rock Springs

$221+ Cheap flights from Denver to Rock Springs (DEN - RKS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — RKS
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Denver to Rock Springs

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Rock Springs (RKS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$221
(United Airlines)

Popular in

May

Cheapest in

June

Average price

$473

Good one-way deal

$170 or less
Provider with most accurate pricing for Denver Intl-Rock Springs Sweetwater County flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Rock Springs Sweetwater County flights.
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From Denver Intl to Rock Springs Sweetwater County
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a one-way flight from Denver Intl to Rock Springs Sweetwater County.
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Find flight deals from Denver to Rock Springs

Cheapest flights from Denver to Rock Springs
Explore the most affordable flight options available from Denver to Rock Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/119:00 pmDEN - RKS
Nonstop1h 13mUnited Airlines
Tue 4/155:20 amRKS - DEN
Nonstop1h 22mUnited Airlines
Deal found 3/27$221

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Denver to Rock Springs that are best for you.

Fly from

Denver

Fly to

Rock Springs

Route

Depart

Return

Price

DenverRock Springs

DEN - RKS

DENRKS

Denver Intl

Fri 4/11

9:00 pm-10:13 pm

Nonstop1h 13m

Rock Springs Sweetwater County

Tue 4/15

5:20 am-6:42 am

Nonstop1h 22m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Compare providers for flights from Denver to Rock Springs

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Rock Springs in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Rock Springs flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Rock Springs flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Rock Springs flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Rock Springs flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Rock Springs flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Rock Springs

Have a flexible travel schedule? Discover the best time to fly to Rock Springs from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Rock Springs

What is the cheapest time of day to fly from DEN to RKS?

Find hourly flight availability from Denver to Rock Springs. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

It’s typically best to fly out from Denver to Rock Springs in the morning. Doing so could potentially save you 33% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Rock Springs by month

Plan your trip to Rock Springs by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rock Springs ranges from 0.5 - 1.2 inches per month. May is typically the wettest month, when rainfall can reach 1.2 in. January is typically the driest time to visit Rock Springs when rainfall is around 0.5 in.

Temperature in Rock Springs by month

Plan your trip to Rock Springs by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rock Springs, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Rock Springs

Get insights into the airlines that provide service to Rock Springs. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rock Springs. Reviews last updated March 28, 2025.
United Airlines
7.4
Good
8,603 reviews

Entertainment

7.0

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,603 reviews
United Airlines
7.4
Good
8,603 reviews

Entertainment

7.0

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Denver to Rock Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Rock Springs?

    Rock Springs Sweetwater County is the airport most travelers will use when flying to Rock Springs from Denver Intl. Booking flights from Denver Intl (DEN) to Sweetwater County (RKS) should be relatively easy as there is 1 daily flight to Rock Springs from 1 airline. 1h 09m is how long a flight from Denver to Rock Springs Sweetwater County will take if you book a nonstop flight.

  • What is the cheapest airline to fly from Denver to Rock Springs round-trip?

    Our cheapest airline available from Denver to Rock Springs is United Airlines. Our recent data shows that you can find tickets from as low as $221 on this airline. United Airlines is currently priced 31% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Denver to Rock Springs?

    Before booking your flight to Rock Springs from Denver, check out the most reliable airlines to get you to your destination on time: Copa Airlines (80%), SkyWest Airlines (78%), United Airlines( 78%).

  • What are the cheapest flights from Denver to Rock Springs?

    On average you can expect to pay $170 for a flight from Denver to Rock Springs. The cheapest flight overall is $170 while the most popular route, (Denver Intl - Rock Springs Sweetwater County) is currently priced at $221.

  • Can I find deals for flights from Denver to Rock Springs that include hotel bookings?

    Yes. In addition to deals on Denver to Rock Springs flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Rock Springs?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Rock Springs.

  • Can I find deals for business class flights from Denver to Rock Springs?

    Yes. Cheapflights offers flight deals from Denver to Rock Springs by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from Denver to Rock Springs

Discover the top airline that operate flights from Denver to Rock Springs. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$220Average$240FlexibilityNo cancel feeOn-time69%
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