$245 Cheap Flights from Denver (DEN) to Sitka (SIT)

View $245 flight on Wed, Jun 3, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Sitka, AK (SIT)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Denver to Sitka (DEN-SIT)

Prices were available within the past 7 days and start at $245 for one-way flights and $490 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, May 24 - Sat, May 30
DEN
Denver
SIT
Sitka
$490 Roundtrip, found 3 days ago
$490
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, May 24 from Denver to Sitka, returning Sat, May 30, priced at $490 found 3 days ago
Alaska Airlines
Sun, May 24 - Sat, May 30
DEN
Denver
SIT
Sitka
$491 Roundtrip, found 3 days ago
$491
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, May 24 from Denver to Sitka, returning Sat, May 30, priced at $491 found 3 days ago
Alaska Airlines
Tue, May 26 - Sun, May 31
DEN
Denver
SIT
Sitka
$495 Roundtrip, found 2 hours ago
$495
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, May 26 from Denver to Sitka, returning Sun, May 31, priced at $495 found 2 hours ago
Alaska Airlines
Thu, May 14 - Wed, May 20
DEN
Denver
SIT
Sitka
$506 Roundtrip, found 4 days ago
$506
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, May 14 from Denver to Sitka, returning Wed, May 20, priced at $506 found 4 days ago
Alaska Airlines
Sun, May 24 - Sat, May 30
DEN
Denver
SIT
Sitka
$508 Roundtrip, found 3 days ago
$508
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, May 24 from Denver to Sitka, returning Sat, May 30, priced at $508 found 3 days ago
Alaska Airlines
Sun, May 24 - Sat, May 30
DEN
Denver
SIT
Sitka
$511 Roundtrip, found 3 days ago
$511
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, May 24 from Denver to Sitka, returning Sat, May 30, priced at $511 found 3 days ago
Alaska Airlines
Tue, May 26 - Sun, May 31
DEN
Denver
SIT
Sitka
$525 Roundtrip, found 2 hours ago
$525
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, May 26 from Denver to Sitka, returning Sun, May 31, priced at $525 found 2 hours ago
Alaska Airlines
Tue, May 26 - Sun, May 31
DEN
Denver
SIT
Sitka
$527 Roundtrip, found 2 hours ago
$527
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, May 26 from Denver to Sitka, returning Sun, May 31, priced at $527 found 2 hours ago
Alaska Airlines
Tue, May 26 - Sun, May 31
DEN
Denver
SIT
Sitka
$530 Roundtrip, found 2 hours ago
$530
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, May 26 from Denver to Sitka, returning Sun, May 31, priced at $530 found 2 hours ago
Alaska Airlines
Wed, May 27 - Sun, May 31
DEN
Denver
SIT
Sitka
$532 Roundtrip, found 2 days ago
$532
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, May 27 from Denver to Sitka, returning Sun, May 31, priced at $532 found 2 days ago

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) cost?
You can find cheap one-way flights from $245 and cheap return flights from $490 Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) with Expedia. One-way flights generally range between $349 and $1465, and roundtrip flights usually range from $642 to $2498. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
The cheapest month to fly from DEN to SIT is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
Enter DEN to SIT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
American Airlines is one of the cheapest airlines offering connecting flights from Denver, CO (DEN) to Sitka, AK (SIT), with round-trip tickets starting from around $1,336 with a layover in Sky Harbor Intl. (PHX). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from DEN to SIT. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
The most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) are in the morning, from 6am to 9am. About 41% of passengers prefer this time window. Many major carriers, including Alaska Airlines and American Airlines, offer flights during this window. This timing is favored because it allows you to arrive in Sitka early in the day, ready to explore.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
Flights from DEN to SIT with one stop typically take around 8 hours 50 minutes, covering approximately 1,815 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
Select the "Business class" and "First class" filters when looking for DEN to SIT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. 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 Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT)?
If you booked your Denver, CO (DEN-Denver Intl.) to Sitka, AK (SIT) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Sitka
Airlines serving
Alaska Airlines
Roundtrip price
$489
Distance
1814 mi

*Flight schedules are subject to change.

*Available to One Key members.