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Sitka

$487+ 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SIT
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Ontario to Sitka

Cheapest flights from Ontario to Sitka
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 October 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amONT - SIT
2 stops37h 26mAlaska Airlines
Fri 1/211:12 amSIT - ONT
2 stops12h 02mAlaska Airlines
Deal found 10/16$487
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amONT - SIT
2 stops37h 26mAlaska Airlines
Tue 12/3011:12 amSIT - ONT
2 stops36h 02mAlaska Airlines
Deal found 10/16$488
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amONT - SIT
3 stops12h 34mAlaska Airlines
Fri 1/26:00 amSIT - ONT
3 stops17h 14mAlaska Airlines
Deal found 10/16$491
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amONT - SIT
3 stops12h 34mAlaska Airlines
Thu 1/111:03 amSIT - ONT
2 stops21h 47mAlaska Airlines
Deal found 10/16$492
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:36 pmONT - SIT
2 stops26h 58mAlaska Airlines
Sun 1/411:12 amSIT - ONT
2 stops21h 38mAlaska Airlines
Deal found 10/16$544
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:36 pmONT - SIT
3 stops42h 48mAlaska Airlines
Tue 12/307:14 pmSIT - ONT
3 stops28h 00mAlaska Airlines
Deal found 10/16$545
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:36 pmONT - SIT
3 stops31h 23mAlaska Airlines
Thu 1/111:03 amSIT - ONT
2 stops21h 47mAlaska Airlines
Deal found 10/16$547
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amONT - SIT
2 stops29h 24mAlaska Airlines
Wed 12/3111:12 amSIT - ONT
2 stops12h 02mAlaska Airlines
Deal found 10/16$549
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amONT - SIT
2 stops17h 59mAlaska Airlines
Thu 1/111:03 amSIT - ONT
2 stops21h 47mAlaska Airlines
Deal found 10/16$551
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:19 pmONT - SIT
2 stops24h 07mAlaska Airlines
Sun 1/46:00 amSIT - ONT
3 stops17h 14mAlaska Airlines
Deal found 10/16$739
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:19 pmONT - SIT
2 stops24h 07mAlaska Airlines
Tue 12/3011:12 amSIT - ONT
2 stops36h 02mAlaska Airlines
Deal found 10/16$740

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 October 16, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$487
(Alaska Airlines)
Provider with most accurate pricing for Ontario-Sitka flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Sitka flights.
Search Deals
From Ontario to Sitka
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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 October 16, 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

Thu 12/25

6:00 am-6:26 pm

2 stops37h 26m

Sitka

Mon 1/5

11:12 am-12:14 am

2 stops12h 02m

$487

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Thu 12/25

6:00 am-6:26 pm

2 stops37h 26m

Sitka

Wed 12/31

11:12 am-12:14 am

2 stops12h 02m

$487

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Wed 12/24

7:00 am-6:34 pm

3 stops12h 34m

Sitka

Tue 12/30

7:14 pm-12:14 am

3 stops28h 00m

$491

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Wed 12/24

7:00 am-6:34 pm

3 stops12h 34m

Sitka

Wed 12/31

11:12 am-12:14 am

2 stops12h 02m

$491

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Wed 12/24

7:00 am-6:34 pm

3 stops12h 34m

Sitka

Thu 1/1

11:03 am-9:50 am

2 stops21h 47m

$492

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Tue 12/23

6:00 am-10:59 pm

3 stops17h 59m

Sitka

Fri 1/2

6:00 am-12:14 am

3 stops17h 14m

$544

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Tue 12/23

6:00 am-10:59 pm

3 stops17h 59m

Sitka

Sun 1/4

6:00 am-12:14 am

3 stops17h 14m

$544

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Tue 12/23

6:00 am-10:24 am

3 stops29h 24m

Sitka

Sat 1/3

11:12 am-9:50 am

2 stops21h 38m

$544

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Mon 12/22

7:19 pm-6:26 pm

2 stops24h 07m

Sitka

Fri 1/2

6:00 am-12:14 am

3 stops17h 14m

$544

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Sat 12/20

4:36 pm-6:26 pm

2 stops26h 50m

Sitka

Sat 1/3

7:14 pm-12:14 am

3 stops28h 00m

$544

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 11 results
1
2
  • 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Sitka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Sitka?

    There are many flights that can get you from Ontario to Sitka in 37h 26m. Fly via Alaska Airlines to get the fastest option. There are 1793 mi between Ontario and Sitka.

  • Can I find deals for flights from Ontario to Sitka that include hotel bookings?

    Yes. In addition to deals on Ontario to Sitka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Sitka?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Sitka.

  • Can I find deals for business class flights from Ontario to Sitka?

    Yes. Cheapflights offers flight deals from Ontario to Sitka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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