$246 Cheap Flights from Bellingham (BLI) to Sitka (SIT)

View $246 flight on Tue, Jan 6, 2026Opens in a new window

Popular airlines from Bellingham, WA (BLI-Bellingham Intl.) to Sitka, AK (SIT)

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Cheap Flights from Bellingham to Sitka (BLI-SIT)

Prices were available within the past 7 days and start at $246 for one-way flights and $423 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Jan 23 - Tue, Feb 3
BLI
Bellingham
SIT
Sitka
$423 Roundtrip, found 2 hours ago
$423
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Fri, Jan 23 from Bellingham to Sitka, returning Tue, Feb 3, priced at $423 found 2 hours ago
Alaska Airlines
Wed, Jan 7 - Wed, Jan 21
BLI
Bellingham
SIT
Sitka
$451 Roundtrip, found 15 hours ago
$451
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Wed, Jan 7 from Bellingham to Sitka, returning Wed, Jan 21, priced at $451 found 15 hours ago
Alaska Airlines
Mon, Dec 15 - Thu, Jan 1
BLI
Bellingham
SIT
Sitka
$452 Roundtrip, found 2 hours ago
$452
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Mon, Dec 15 from Bellingham to Sitka, returning Thu, Jan 1, priced at $452 found 2 hours ago
Alaska Airlines
Wed, Jan 7 - Wed, Jan 21
BLI
Bellingham
SIT
Sitka
$456 Roundtrip, found 15 hours ago
$456
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Wed, Jan 7 from Bellingham to Sitka, returning Wed, Jan 21, priced at $456 found 15 hours ago
Alaska Airlines
Thu, Jan 1 - Tue, Jan 13
BLI
Bellingham
SIT
Sitka
$458 Roundtrip, found 2 hours ago
$458
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 1 from Bellingham to Sitka, returning Tue, Jan 13, priced at $458 found 2 hours ago
Alaska Airlines
Wed, Jan 7 - Wed, Jan 21
BLI
Bellingham
SIT
Sitka
$461 Roundtrip, found 15 hours ago
$461
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Wed, Jan 7 from Bellingham to Sitka, returning Wed, Jan 21, priced at $461 found 15 hours ago
Alaska Airlines
Mon, Dec 15 - Wed, Dec 31
BLI
Bellingham
SIT
Sitka
$461 Roundtrip, found 2 hours ago
$461
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Mon, Dec 15 from Bellingham to Sitka, returning Wed, Dec 31, priced at $461 found 2 hours ago
Alaska Airlines
Wed, Jan 7 - Wed, Jan 21
BLI
Bellingham
SIT
Sitka
$466 Roundtrip, found 15 hours ago
$466
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Wed, Jan 7 from Bellingham to Sitka, returning Wed, Jan 21, priced at $466 found 15 hours ago
Alaska Airlines
Wed, Dec 24 - Sun, Jan 11
BLI
Bellingham
SIT
Sitka
$475 Roundtrip, found 6 days ago
$475
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Dec 24 from Bellingham to Sitka, returning Sun, Jan 11, priced at $475 found 6 days ago
Alaska Airlines
Tue, May 26 - Sat, May 30
BLI
Bellingham
SIT
Sitka
$475 Roundtrip, found 1 day ago
$475
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, May 26 from Bellingham to Sitka, returning Sat, May 30, priced at $475 found 1 day ago

Frequently asked questions

How much does a flight from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT) cost?
Snag a cheap one-way flight from $246 or cheap return flight from $423 from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT)?
The cheapest month to fly from BLI to SIT is January, when demand is low. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT)?
To find the cheapest airline that'll fly you from BLI to SIT, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT)?
You'll have to catch a flight with a layover when traveling from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BLI to SIT?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT)?
To reach Sitka Airport (SIT) without delays, opt for a flight that leaves Bellingham Intl. Airport (BLI) 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 Bellingham Intl. Airport (BLI) to Sitka Airport (SIT) last-minute?
Booking your plane ticket from BLI to SIT shortly before your getaway is generally more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a BLI to SIT flight and hotel package?
You can save money by booking a BLI to SIT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your ideal accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Bellingham Intl. Airport (BLI) to Sitka Airport (SIT)?
In most instances, you can reschedule or cancel your BLI to SIT flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, head to our Customer Service portal.

Travel information

Origin airport
Bellingham Intl.
Destination airport
Sitka
Airlines serving
Alaska Airlines
Roundtrip price
$423
Distance
779 mi

Book with confidence

Bellingham to Sitka Flights

The cheapest times to fly from Bellingham to Sitka

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

 

The best time to book a flight from Bellingham to Sitka

Sunday is one of the best days to book for cheap flights from Bellingham to Sitka: 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 Bellingham to Sitka

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 Bellingham to Sitka in 2025. You can also book with separate airlines for your outbound and return journeys, from $246 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 Bellingham to Sitka 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 Bellingham to Sitka 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.

 

Bellingham to Sitka Flights

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*Available to One Key members.