$420 Cheap Flights from Denver (DEN) to Alta (ALF)

View $420 flight on Fri, Mar 20, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Alta (ALF)

Cheap Flights from Denver to Alta (DEN-ALF)

Prices were available within the past 7 days and start at $420 for one-way flights and $553 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Mar 11 - Mon, Mar 16
DEN
Denver
ALF
Alta
$553 Roundtrip, found 6 days ago
$553
Roundtrip
found 6 days ago
Select United flight, departing Wed, Mar 11 from Denver to Alta, returning Mon, Mar 16, priced at $553 found 6 days ago
Lufthansa
Sun, Mar 8 - Mon, Mar 16
DEN
Denver
ALF
Alta
$560 Roundtrip, found 6 days ago
$560
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sun, Mar 8 from Denver to Alta, returning Mon, Mar 16, priced at $560 found 6 days ago
United
Wed, Mar 11 - Sun, Mar 15
DEN
Denver
ALF
Alta
$564 Roundtrip, found 6 days ago
$564
Roundtrip
found 6 days ago
Select United flight, departing Wed, Mar 11 from Denver to Alta, returning Sun, Mar 15, priced at $564 found 6 days ago
United
Wed, Mar 11 - Mon, Mar 16
DEN
Denver
ALF
Alta
$566 Roundtrip, found 6 days ago
$566
Roundtrip
found 6 days ago
Select United flight, departing Wed, Mar 11 from Denver to Alta, returning Mon, Mar 16, priced at $566 found 6 days ago
Lufthansa
Sun, Mar 8 - Mon, Mar 16
DEN
Denver
ALF
Alta
$573 Roundtrip, found 6 days ago
$573
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sun, Mar 8 from Denver to Alta, returning Mon, Mar 16, priced at $573 found 6 days ago
United
Wed, Mar 11 - Sun, Mar 22
DEN
Denver
ALF
Alta
$574 Roundtrip, found 6 days ago
$574
Roundtrip
found 6 days ago
Select United flight, departing Wed, Mar 11 from Denver to Alta, returning Sun, Mar 22, priced at $574 found 6 days ago
Air Canada
Thu, Jan 22 - Sun, Feb 8
DEN
Denver
ALF
Alta
$631 Roundtrip, found 5 days ago
$631
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Jan 22 from Denver to Alta, returning Sun, Feb 8, priced at $631 found 5 days ago
Flights from Denver (DEN) to Alta (ALF)
Origin airport
Denver Intl.
Destination airport
Alta
Roundtrip price
$553
Distance
4414 mi

Denver to Alta Flights

The cheapest times to fly from Denver to Alta

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 Denver to Alta are during the month of March. You can find some of the cheapest flights from Denver to Alta with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Alta

Sunday is one of the best days to book for cheap flights from Denver to Alta: 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 Denver to Alta

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 Denver to Alta in 2026. You can also book with separate airlines for your outbound and return journeys, from $420 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 Denver to Alta 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 Denver to Alta 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 much does a flight from Denver Intl. Airport (DEN) to Alta Airport (ALF) cost?
Get a cheap one-way flight from $420 or cheap return flight from $553 from Denver Intl. Airport (DEN) to Alta Airport (ALF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Alta Airport (ALF)?
Traveling in March can help you save, as it's the cheapest month for flights between DEN and ALF. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Alta Airport (ALF)?
To find the cheapest airline flying from DEN to ALF, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Denver Intl. Airport (DEN) to Alta Airport (ALF)?
There aren't any daily nonstop flights departing from Denver Intl. Airport (DEN) to Alta Airport (ALF). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from DEN to ALF?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Alta Airport (ALF)?
To arrive at Alta Airport (ALF) on time, opt for a flight that takes off from Denver Intl. Airport (DEN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Alta Airport (ALF) last-minute?
Booking your flight from DEN to ALF right before your getaway is usually more expensive. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a DEN to ALF flight and hotel package?
Compared with arranging flights and hotels separately, booking a DEN to ALF flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Alta Airport (ALF)?
In most cases, you can cancel or reschedule your DEN to ALF flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, go to our Customer Service portal.

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*Available to One Key members.