$471+ Cheap flights from Ontario to Sitka (ONT - SIT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SIT
Dec 11 — Dec 181
1 adult, Economy
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1. Tell us where you want to go
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Cheapest flights from Ontario to SitkaExplore the most affordable flight options available from Ontario to Sitka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2025.
Explore the most affordable flight options available from Ontario to Sitka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2025.
This KAYAK deal was found by Cheapflights users on 11/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:44 amONT - SIT
2 stops8h 42mAlaska Airlines
Mon 1/56:00 amSIT - ONT
3 stops8h 42mAlaska Airlines
Deal found 11/10![Alaska Airlines logo]()
$634
Cheap flight deals from Ontario to Sitka
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Sitka (SIT). 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 November 11, 2025.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $471 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Sitka 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 November 11, 2025.
Use the filters below to find and compare flights from Ontario to Sitka that are best for you.
Fly from
Ontario
Fly to
Sitka
Route
Depart
Return
Price
OntarioSitka
ONT - SIT
ONTSIT
Ontario
Wed 4/29
6:00 am-10:55 pm
3 stops17h 55m
Sitka
Fri 5/1
11:05 am-10:53 am
2 stops22h 48m
$471
OntarioSitka
ONT - SIT
ONTSIT
Ontario
Mon 12/22
10:44 am-6:26 pm
2 stops8h 42m
Sitka
Mon 1/5
6:00 am-3:42 pm
3 stops8h 42m
$634
- Most accurate provider: When it comes to deals on Ontario-Sitka flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Ontario-Sitka flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Ontario-Sitka flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Sitka flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Sitka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Sitka
Have a flexible travel schedule? Discover the best time to fly to Sitka from Ontario 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.