$44 Cheap Flights from Salt Lake City (SLC) to Denver (DEN)

View $44 flight on Sat, May 10, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Salt Lake City to Denver (SLC-DEN)

Prices were available within the past 7 days and start at $44 for one-way flights and $88 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 10 - Sat, May 17
SLC
Salt Lake City
DEN
Denver
$88 Roundtrip, just found
$88
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 10 from Salt Lake City to Denver, returning Sat, May 17, priced at $88 just found
Frontier Airlines
Sat, Jun 14 - Sat, Jun 21
SLC
Salt Lake City
DEN
Denver
$97 Roundtrip, found 5 hours ago
$97
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, Jun 14 from Salt Lake City to Denver, returning Sat, Jun 21, priced at $97 found 5 hours ago
Frontier Airlines
Tue, Jun 24 - Wed, Jul 9
SLC
Salt Lake City
DEN
Denver
$106 Roundtrip, just found
$106
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Jun 24 from Salt Lake City to Denver, returning Wed, Jul 9, priced at $106 just found
Frontier Airlines
Sat, May 17 - Sat, May 24
SLC
Salt Lake City
DEN
Denver
$107 Roundtrip, found 5 hours ago
$107
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, May 17 from Salt Lake City to Denver, returning Sat, May 24, priced at $107 found 5 hours ago
Frontier Airlines
Sat, Jul 19 - Wed, Jul 23
SLC
Salt Lake City
DEN
Denver
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Jul 19 from Salt Lake City to Denver, returning Wed, Jul 23, priced at $108 just found
Frontier Airlines
Tue, Jun 10 - Tue, Jun 17
SLC
Salt Lake City
DEN
Denver
$110 Roundtrip, found 5 hours ago
$110
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Tue, Jun 10 from Salt Lake City to Denver, returning Tue, Jun 17, priced at $110 found 5 hours ago
Delta
Sat, May 24 - Sat, May 31
SLC
Salt Lake City
DEN
Denver
$114 Roundtrip, found 5 hours ago
$114
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, May 24 from Salt Lake City to Denver, returning Sat, May 31, priced at $114 found 5 hours ago
United
Wed, May 21 - Wed, Jun 4
SLC
Salt Lake City
DEN
Denver
$128 Roundtrip, found 3 days ago
$128
Roundtrip
found 3 days ago
Select United flight, departing Wed, May 21 from Salt Lake City to Denver, returning Wed, Jun 4, priced at $128 found 3 days ago
Southwest Airlines
Sun, May 25 - Tue, Jun 3
SLC
Salt Lake City
DEN
Denver
$129 Roundtrip, just found
$129
Roundtrip
just found
Select Southwest Airlines flight, departing Sun, May 25 from Salt Lake City to Denver, returning Tue, Jun 3, priced at $129 just found
American Airlines
Sun, Jun 1 - Mon, Jun 2
SLC
Salt Lake City
DEN
Denver
$177 Roundtrip, just found
$177
Roundtrip
just found
Select American Airlines flight, departing Sun, Jun 1 from Salt Lake City to Denver, returning Mon, Jun 2, priced at $177 just found
Flights from Salt Lake City (SLC) to Denver (DEN)
Origin airport
Salt Lake City Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$82
Distance
390 mi

Salt Lake City to Denver Flights

The cheapest times to fly from Salt Lake City to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Salt Lake City to Denver are during the month of May. You can find some of the cheapest flights from Salt Lake City to Denver with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Salt Lake City to Denver

Sunday is one of the best days to book for cheap flights from Salt Lake City to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Salt Lake City to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Salt Lake City to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $44 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Salt Lake City to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Salt Lake City to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from SLC to DEN?
A direct flight with United Airlines takes roughly 1 hour and 29 minutes. Secure a seat on the 7:00AM flight from Salt Lake City Intl. Airport (SLC) and arrive at Denver Intl. Airport (DEN) at 8:29AM. Snag a great deal on this route when you purchase your ticket with Expedia.
Is it cheaper to buy a plane ticket from Salt Lake City Intl. Airport (SLC) to Denver Airport last minute?
Being spontaneous is an awesome way to explore the globe, but it’s not necessarily the cleverest way to track down a bargain flight. Think about booking your Salt Lake City Intl. Airport (SLC) to DEN journey well ahead of time instead of leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneous side for when you reach your destination!
What airline has the least delays from Salt Lake City Intl. Airport to DIA airport?
Achieving an on-time rate of 72%, United Airlines is the carrier that’s more likely to fly you from Salt Lake City Intl. Airport (SLC) to DEN reliably on schedule. Flight delays aren’t just an unpleasant experience — they can also lead to a missed connection that ruins your entire vacation. Stay informed about delays by checking your flight status through the free Expedia App long before you get to the airport. If you’re already at your gate and you’re worried about the knock-on effects, visit your airline’s customer service desk to see what your options are.
What airports do you fly into for Denver from Salt Lake City?
With Denver Intl. Airport (DEN), Centennial Airport (APA) and Broomfield, CO (BJC-Rocky Mountain Metropolitan) to pick from, getting from Salt Lake City to Denver is a piece of cake. The city’s major hub, Denver Intl. Airport (DEN), is around 19 mi east of the downtown area. Apart from ticket costs, consider factors like transportation options from the airport and the distance to your hotel when deciding where to fly into. Get your Denver vacation off to a superb start by exploring Empower Field at Mile High and Coors Field.
What are the most popular departure times for flights from SLC to DEN?
For United Airlines flights making their way from Salt Lake City Intl. Airport to Denver Airport, the most popular period is between 5:00 AM - 6:00 AM. If you’d like to avoid any delays, book a morning flight. This way you can dodge air traffic that accumulates in the afternoon.
Can I change the date of my flight from SLC to Denver Airport?
Plans can get upended, so Expedia is here to help make amending your journey as easy as possible. First, find your SLC to Denver Intl. Airport (DEN) itinerary through the Expedia Trips portal and browse the fare rules and conditions regarding changes. If you purchased your ticket in the last 24 hours, some airlines will let you cancel for free and book new flights. If you booked more than 24 hours ago, get in touch with us via our Customer Service portal to find out your options.

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*Available to One Key members.