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Alaska

$143+ Cheap flights from Ontario (ONT) to Alaska

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ANC
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Ontario to Alaska

Cheapest flights from Ontario to Alaska
Explore the most affordable flight options available from Ontario to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Delta deal was found by Cheapflights users on 12/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:42 amONT - FAI
1 stop14h 03mDelta
Thu 12/251:50 amFAI - ONT
1 stop19h 59mDelta
Deal found 12/21$841
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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 12/244:36 pmONT - FAI
1 stop11h 14mAlaska Airlines
Fri 12/265:45 amFAI - ONT
1 stop17h 29mAlaska Airlines
Deal found 12/21$921
This Delta deal was found by Cheapflights users on 12/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:42 amONT - ANC
1 stop13h 17mDelta
Sun 1/45:45 amANC - ONT
1 stop10h 23mDelta
Deal found 12/22$926
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:40 pmONT - ANC
1 stop11h 45mUnited Airlines
Sun 1/411:59 pmANC - ONT
1 stop11h 39mUnited Airlines
Deal found 12/22$944
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:49 pmONT - FAI
1 stop7h 56mDelta
Wed 12/241:50 amFAI - ONT
1 stop14h 18mDelta
Deal found 12/20$962
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:15 pmONT - FAI
2 stops36h 30mDelta
Thu 12/251:50 amFAI - ONT
1 stop14h 18mDelta
Deal found 12/20$969
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 - ANC
1 stop7h 24mAlaska Airlines
Sat 12/272:10 amANC - ONT
1 stop21h 04mAlaska Airlines
Deal found 12/22$988
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:42 amONT - ANC
2 stops14h 43mUnited Airlines
Sun 12/2811:59 pmANC - ONT
1 stop11h 39mUnited Airlines
Deal found 12/22$993
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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 12/274:36 pmONT - ANC
1 stop10h 07mAlaska Airlines
Mon 12/293:50 pmANC - ONT
1 stop7h 24mAlaska Airlines
Deal found 12/21$1,003
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:40 pmONT - ANC
1 stop10h 16mUnited Airlines
Thu 1/111:59 pmANC - ONT
1 stop11h 39mUnited Airlines
Deal found 12/21$1,006
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/277:00 amONT - ANC
2 stops13h 38mAlaska Airlines
Sun 1/42:56 pmANC - ONT
1 stop8h 18mAlaska Airlines
Deal found 12/22$1,008
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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 12/246:00 amONT - FAI
1 stop8h 05mAlaska Airlines
Wed 12/243:48 pmFAI - ONT
1 stop17h 02mAlaska Airlines
Deal found 12/21$1,047

Find flight deals from Ontario to Alaska

Keep the following information in mind while searching for Ontario to Alaska flight deals. Data was last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$280
(Trip.com)

One-way from

$143
(Trip.com)

Popular in

July

Cheapest in

October

Average price

$487
Provider with most accurate pricing for Los Angeles-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Anchorage flights.
Search Deals
From Ontario to Alaska
Search Deals
One-way flight from Ontario to Alaska
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Alaska 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 December 23, 2025.
Use the filters below to find and compare flights from Ontario to Alaska that are best for you.

Fly from

Ontario

Fly to

Alaska

Route

Depart

Return

Price

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Sat 1/17

1:46 pm-8:58 pm

1 stop8h 12m

Anchorage

Sun 1/25

9:05 am-5:03 pm

1 stop6h 58m

$280

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Thu 1/15

3:30 pm-12:09 am

1 stop9h 39m

Anchorage

Sun 1/18

5:55 am-1:56 pm

1 stop7h 01m

$284

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 1/28

11:53 am-10:38 am

1 stop23h 45m

Anchorage

Sat 1/31

6:00 am-3:08 pm

1 stop8h 08m

$284

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Sat 1/24

4:03 pm-1:04 pm

1 stop22h 01m

Anchorage

Mon 1/26

1:10 am-8:36 pm

1 stop18h 26m

$284

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 3/25

6:00 am-2:45 pm

1 stop9h 45m

Anchorage

Sun 3/29

1:34 am-5:13 pm

1 stop14h 39m

$285

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Tue 3/24

6:00 am-12:22 pm

1 stop7h 22m

Anchorage

Sun 3/29

1:34 am-5:13 pm

1 stop14h 39m

$285

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Thu 1/22

6:00 am-11:56 pm

1 stop18h 56m

Fairbanks

Sun 1/25

2:10 am-11:56 pm

1 stop20h 46m

$285

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Tue 3/24

6:00 am-12:22 pm

1 stop7h 22m

Anchorage

Mon 3/30

1:34 am-11:18 am

1 stop8h 44m

$285

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 3/25

6:00 am-12:22 pm

1 stop7h 22m

Anchorage

Mon 3/30

1:34 am-11:18 am

1 stop8h 44m

$285

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sun 1/18

7:30 am-12:22 am

1 stop17h 52m

Fairbanks

Fri 1/23

1:30 am-10:51 pm

1 stop20h 21m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 30 results
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Best time to book a flight from Ontario to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Alaska

What is the cheapest month to book a flight from Ontario to Alaska?

Currently, May is the cheapest month in which you can book a flight from Ontario to Alaska (average of $202). Flying from Ontario to Alaska in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to AK?

Find hourly flight availability from Ontario to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Ontario to Alaska in the afternoon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Alaska. Reviews last updated December 23, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Ontario to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,517 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,517 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,015 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,820 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to Alaska?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Alaska from Ontario.

  • How long is the flight from Ontario to Alaska?

    There are many flights that can get you from Ontario to Alaska in 8h 12m. Fly via Hawaiian Airlines, Delta, or Alaska Airlines to get the fastest option. Airlines will cover a distance of 2356 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Ontario to Alaska?

    The most popular route from Ontario to Alaska is Ontario - Fairbanks. You may also consider Ontario - Anchorage or Ontario - Juneau Intl.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Ontario to Alaska?

    Currently, May is the cheapest month in which you can book a flight from Ontario to Alaska (average of $202). Flying from Ontario to Alaska in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Ontario to Alaska

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Top 3 airlines flying from Ontario to Alaska

Discover the top 3 airlines that operate flights from Ontario to Alaska. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$514FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$343Average$555FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$359Average$472FlexibilityNo cancel feeOn-time85%

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