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Alaska

$161+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ANC
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 4, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/3. 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 12/246:05 pmONT - ANC
1 stop20h 12mAlaska Airlines
Wed 12/315:25 pmANC - ONT
1 stop15h 25mAlaska Airlines
Deal found 12/3$380
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/257:00 amONT - ANC
1 stop7h 17mAlaska Airlines
Tue 12/301:59 amANC - ONT
1 stop21h 15mAlaska Airlines
Deal found 12/2$385
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/246:05 pmONT - ANC
1 stop7h 25mAlaska Airlines
Wed 12/3112:55 amANC - ONT
1 stop7h 55mAlaska Airlines
Deal found 12/2$403
This United Airlines deal was found by Cheapflights users on 12/4. 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.
Thu 12/2510:42 amONT - ANC
2 stops13h 14mUnited Airlines
Mon 12/291:30 amANC - ONT
1 stop10h 08mUnited Airlines
Deal found 12/4$409
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/236:00 amONT - ANC
1 stop9h 29mAlaska Airlines
Wed 12/3112:55 amANC - ONT
1 stop7h 55mAlaska Airlines
Deal found 12/2$412
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/241:40 pmONT - ANC
1 stop11h 45mUnited Airlines
Tue 12/3011:59 pmANC - ONT
1 stop11h 39mUnited Airlines
Deal found 12/2$420
This Delta deal was found by Cheapflights users on 12/2. 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 12/236:00 amONT - ANC
2 stops18h 59mDelta
Wed 12/319:15 pmANC - ONT
2 stops24h 18mDelta
Deal found 12/2$423
This Delta deal was found by Cheapflights users on 12/2. 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.
Thu 12/256:00 amONT - ANC
2 stops20h 22mDelta
Thu 1/19:15 pmANC - ONT
2 stops25h 39mDelta
Deal found 12/2$468
This Alaska Airlines deal was found by Cheapflights users on 12/1. 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 12/304:36 pmONT - FAI
1 stop8h 59mAlaska Airlines
Mon 1/512:15 amFAI - ONT
1 stop8h 35mAlaska Airlines
Deal found 12/1$489
This Alaska Airlines deal was found by Cheapflights users on 12/1. 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 12/317:00 amONT - FAI
2 stops19h 15mAlaska Airlines
Sun 1/42:09 pmFAI - ONT
2 stops18h 41mAlaska Airlines
Deal found 12/1$552
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/264:36 pmONT - FAI
1 stop9h 39mAlaska Airlines
Tue 12/302:35 amFAI - ONT
1 stop12h 07mAlaska Airlines
Deal found 12/2$662
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/106:00 amONT - FAI
1 stop16h 43mAlaska Airlines
Wed 12/174:04 pmFAI - ONT
1 stop16h 46mAlaska Airlines
Deal found 12/2$672

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 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$302
(SmartFares)

One-way from

$161
(Alaska Airlines)

Popular in

July

Cheapest in

October

Average price

$470
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. 9% potential increase in price ($46 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 4, 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

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Wed 2/4

11:53 am-7:30 pm

1 stop8h 37m

Fairbanks

Tue 2/17

12:29 pm-11:52 pm

2 stops10h 23m

$305

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 1/17

4:03 pm-12:39 am

2 stops9h 36m

Fairbanks

Sat 1/24

5:00 am-3:08 pm

2 stops9h 08m

$310

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Sat 2/14

7:00 am-1:56 pm

1 stop7h 56m

Anchorage

Tue 2/17

11:35 am-11:52 pm

1 stop11h 17m

$320

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Tue 2/24

4:02 pm-11:04 pm

1 stop8h 02m

Anchorage

Tue 3/3

6:55 am-3:08 pm

1 stop7h 13m

$320

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 2/18

7:00 am-10:25 am

1 stop28h 25m

Anchorage

Sat 2/21

5:15 am-11:32 pm

1 stop17h 17m

$320

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Tue 1/13

4:03 pm-11:56 pm

1 stop8h 53m

Fairbanks

Sat 1/17

5:51 am-3:08 pm

1 stop8h 17m

$321

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Wed 1/14

4:03 pm-2:48 am

1 stop11h 45m

Fairbanks

Sat 1/17

8:00 am-8:36 pm

1 stop11h 36m

$321

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 1/24

4:03 pm-2:48 am

1 stop11h 45m

Fairbanks

Sat 1/31

4:06 pm-10:59 am

1 stop17h 53m

$321

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 1/10

4:03 pm-12:56 pm

1 stop21h 53m

Fairbanks

Sat 1/17

11:05 am-8:36 pm

1 stop8h 31m

$321

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 1/17

3:30 pm-12:25 am

1 stop9h 55m

Fairbanks

Fri 1/23

1:30 am-1:56 pm

1 stop11h 26m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 37 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 $196). Flying from Ontario to Alaska in March is currently the most expensive (average of $324). 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 4, 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 20% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Ontario to Alaska?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Alaska. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Ontario to Alaska flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 4, 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
11,396 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Alaska Airlines
8.0
Very good
11,396 reviews
Alaska Airlines
8.0
Very good
11,396 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Delta
7.9
Good
8,011 reviews
Alaska Airlines
8.0
Very good
11,396 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Hawaiian Airlines
7.8
Good
2,815 reviews
Alaska Airlines
8.0
Very good
11,396 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

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 37m. Fly via Alaska Airlines or Delta to get the fastest option. Airlines will cover a distance of 2470 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 - Anchorage. You may also consider Ontario - Fairbanks 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 $196). Flying from Ontario to Alaska in March is currently the most expensive (average of $324). 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.

See more FAQs

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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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$514FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$343Average$553FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$359Average$472FlexibilityNo cancel feeOn-time85%

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