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$45+ Cheap flights from Salt Lake City to Denver (SLC - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — DEN
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Salt Lake City to Denver Intl are usually found in February or August, booked 80 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Salt Lake City to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Denver (DEN). 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 julio 29, 2025.

Round-trip from

$79
(Cheapflightsfares)

One-way from

$45
(FlightHub)

Popular in

April

Cheapest in

February

Average price

$138

Good round-trip deal

$164 or less

Good one-way deal

$97 or less
From Salt Lake City to Denver Intl
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One-way flight from Salt Lake City to Denver Intl
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Highest demand for flights based on searches. 10% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Salt Lake City to Denver Intl.
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Price to beat on a one-way flight from Salt Lake City to Denver Intl.
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Find flight deals from Salt Lake City to Denver

Cheapest flights from Salt Lake City to Denver
Explore the most affordable flight options available from Salt Lake City to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/68:45 amSLC - DEN
Nonstop1h 39mFrontier
lun. 9/86:00 amDEN - SLC
Nonstop1h 32mFrontier
Deal found 7/28$79
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/207:50 amSLC - DEN
Nonstop1h 28mDelta
sáb. 9/206:25 pmDEN - SLC
Nonstop1h 35mDelta
Deal found 7/28$117

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City 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, Cheapflights users made 2,558,603 searches. Data last updated julio 29, 2025.
Use the filters below to find and compare flights from Salt Lake City to Denver that are best for you.

Fly from

Salt Lake City

Fly to

Denver

Route

Depart

Return

Price

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

sáb. 9/6

8:45 am-10:24 am

Nonstop1h 39m

Denver Intl

lun. 9/8

6:00 am-7:32 am

Nonstop1h 32m

$79

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

sáb. 9/20

7:50 am-9:18 am

Nonstop1h 28m

Denver Intl

sáb. 9/20

6:25 pm-8:00 pm

Nonstop1h 35m

$117

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

mar. 8/26

6:30 am-10:45 am

1 stop4h 15m

Denver Intl

mié. 8/27

3:05 pm-4:35 pm

Nonstop1h 30m

$136

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

lun. 8/4

8:55 pm-10:33 pm

Nonstop1h 38m

$45

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

sáb. 10/18

10:19 am-11:47 am

Nonstop1h 28m

$59

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

mar. 11/4

2:25 pm-7:40 pm

1 stop5h 15m

$78

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

sáb. 10/18

8:41 am-3:32 pm

1 stop6h 51m

$94

Salt Lake CityDenver

SLC - DEN

SLCDEN

Salt Lake City

sáb. 10/25

10:53 am-7:10 pm

1 stop8h 17m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

The best insider tips for Salt Lake City to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Salt Lake City to Denver trip
Airlines
Frontier

Frontier's UpFront Plus seats offer more space with a guaranteed empty middle seat.


Frontier's Economy Bundle includes a carry-on, seat selection, and no change fees.

Read more about Frontierby Marisa Garcia
Southwest

Southwest offers two free checked bags, a rare perk among airlines.


Enjoy free in-flight entertainment streamed to your device on Southwest flights.

Read more about Southwestby Marisa Garcia
United Airlines

United's Economy Plus offers extra legroom, ideal for comfort on short flights.


Avoid Basic Economy if you need a carry-on; it's not included without status or card benefits.

Read more about United Airlinesby Harriet Baskas
Airports
SLC

Check in at SLC's main terminal and enjoy local dining options like craft beer and tacos at The Plaza after security.

Read more about SLCby Ramsey Qubein
DEN

Use the A Line train for a 37-minute ride from DEN to Union Station, running every 15 minutes.

Read more about DENby Emily Zemler
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SLC

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from Salt Lake City to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Salt Lake City 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 Salt Lake City to Denver

How far ahead should I book a flight from Salt Lake City to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to Denver. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Salt Lake City to Denver, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Salt Lake City to Denver?

Currently, October is the cheapest month in which you can book a flight from Salt Lake City to Denver (average of $197). Flying from Salt Lake City to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Salt Lake City to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Salt Lake City to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Salt Lake City to Denver?

Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to Denver. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Salt Lake City to Denver flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Salt Lake City to Denver

Explore weekly flight availability from Salt Lake City to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 29, 2025.

The most flights from SLC to DEN are scheduled on a Monday (45 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (20 on average).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated julio 29, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Salt Lake City to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.9
Fair
3,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City to Denver. 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 Salt Lake City to Denver?

    To fly from Salt Lake City to Denver, you need to book a flight from Salt Lake City (SLC) to Denver Intl (DEN). Nonstop flights to Denver Intl from Salt Lake City take 1h 27m on average. When it comes time to book airfare, you have a few options: there are 32 outbound flights from Salt Lake City to Denver Intl offered by 4 different airlines.

  • How popular is this Salt Lake City to Denver flight route?

    Within the past month, 358 users have taken a look at flights from Salt Lake City to Denver Intl.

  • What are the cheapest airlines flying from Salt Lake City to Denver round-trip?

    Cheapflights users have booked flights from Salt Lake City to Denver round-trip from $79. Other airlines that can offer you cheap pricing are Delta, from $117, and Southwest, from $136. Frontier is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Salt Lake City to Denver one-way?

    The cheapest airlines for a one-way flight from Salt Lake City to Denver are Frontier ($45), Delta ($59), and Southwest ($78).

  • What are the most reliable airlines from Salt Lake City to Denver?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Salt Lake City to Denver on time: SkyWest Airlines (79%), United Airlines (70%), Air Canada (69%).

  • What are the cheapest flights from Salt Lake City to Denver?

    Looking for the cheapest flight from Salt Lake City to Denver? While on average our users pay $1,319, our data indicates the cheapest price to be $65. The most popular route (Salt Lake City - Denver Intl), is priced around $68.

  • Can I find deals for flights from Salt Lake City to Denver that include hotel bookings?

    Yes. In addition to deals on Salt Lake City to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Salt Lake City to Denver?

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

  • Can I find deals for business class flights from Salt Lake City to Denver?

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

  • What is the cheapest month to book a flight from Salt Lake City to Denver?

    Currently, October is the cheapest month in which you can book a flight from Salt Lake City to Denver (average of $197). Flying from Salt Lake City to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Greeley
Cripple Creek
Brighton
Silverthorne
Golden
Thornton
Frisco
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Broomfield

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Salt Lake City to Denver

Discover the top 4 airlines that operate flights from Salt Lake City to Denver. 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$111FlexibilityNo cancel feeOn-time62%
DeltaCheapest$78Average$177FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$97Average$194FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$111Average$238FlexibilityNo cancel feeOn-time69%

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