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Alaska

$211+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ANC
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Ontario to Alaska

Keep the following information in mind while searching for Ontario to Alaska flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$410
(Delta)

One-way from

$211
(Delta)

Popular in

December

Cheapest in

October

Average price

$396
Provider with most accurate pricing for Los Angeles-Anchorage flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Anchorage flights.
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From Ontario to Alaska
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One-way flight from Ontario to Alaska
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Highest demand for flights based on searches. 18% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 5/292:55 pmONT - ANC
1 stop9h 30mDelta
Tue 6/36:05 amANC - ONT
1 stop11h 15mDelta
Deal found 4/29$410
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 5/2411:51 amONT - ANC
1 stop12h 29mAlaska Airlines
Sat 5/318:30 amANC - ONT
1 stop13h 16mAlaska Airlines
Deal found 4/30$417
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2411:51 amONT - ANC
1 stop8h 57mHawaiian Airlines
Sun 5/251:55 amANC - ONT
1 stop8h 02mHawaiian Airlines
Deal found 4/30$434
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/285:10 amONT - ANC
1 stop10h 48mUnited Airlines
Tue 6/311:45 pmANC - ONT
2 stops11h 29mUnited Airlines
Deal found 4/29$449
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:20 pmONT - FAI
1 stop8h 00mHawaiian Airlines
Thu 6/51:44 amFAI - ONT
1 stop8h 13mHawaiian Airlines
Deal found 4/30$484
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 6/133:09 pmONT - FAI
1 stop10h 40mDelta
Mon 6/231:49 amFAI - ONT
1 stop11h 40mDelta
Deal found 4/30$520
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 10/86:00 amONT - KTN
1 stop11h 39mAlaska Airlines
Sun 10/125:35 pmKTN - ONT
1 stop16h 04mAlaska Airlines
Deal found 4/29$557
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 8/112:22 pmONT - SIT
1 stop9h 22mAlaska Airlines
Sat 8/167:15 amSIT - ONT
1 stop6h 31mAlaska Airlines
Deal found 4/30$557
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 6/196:58 pmONT - FAI
1 stop8h 38mAlaska Airlines
Mon 6/239:25 pmFAI - ONT
2 stops10h 58mAlaska Airlines
Deal found 4/30$563
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 6/114:45 pmONT - JNU
1 stop8h 26mAlaska Airlines
Wed 6/187:08 amJNU - ONT
1 stop16h 05mAlaska Airlines
Deal found 4/30$565
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/305:10 amONT - FAI
1 stop15h 31mUnited Airlines
Fri 6/611:15 pmFAI - ONT
2 stops11h 59mUnited Airlines
Deal found 4/30$650
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/117:20 pmONT - JNU
1 stop5h 51mHawaiian Airlines
Tue 6/171:55 amJNU - ONT
1 stop8h 10mHawaiian Airlines
Deal found 4/30$661

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 May 1, 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

Thu 5/29

2:55 pm-11:25 pm

1 stop9h 30m

Anchorage

Tue 6/3

6:05 am-6:20 pm

1 stop11h 15m

$410

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Sat 5/24

11:51 am-11:20 pm

1 stop12h 29m

Anchorage

Sat 5/31

8:30 am-10:46 pm

1 stop13h 16m

$417

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Sat 5/24

11:51 am-7:48 pm

1 stop8h 57m

Anchorage

Sun 5/25

1:55 am-10:57 am

1 stop8h 02m

$434

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 5/28

5:10 am-2:58 pm

1 stop10h 48m

Anchorage

Mon 6/2

11:45 pm-12:14 pm

2 stops11h 29m

$449

OntarioKetchikan

ONT - KTN

ONTKTN

Ontario

Wed 10/8

6:00 am-4:39 pm

1 stop11h 39m

Ketchikan

Sun 10/12

5:35 pm-10:39 am

1 stop16h 04m

$557

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Mon 8/11

2:22 pm-10:44 pm

1 stop9h 22m

Sitka

Sat 8/16

7:15 am-2:46 pm

1 stop6h 31m

$557

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 6/28

6:51 pm-2:36 am

1 stop8h 45m

Fairbanks

Tue 7/8

12:34 am-11:59 pm

1 stop22h 25m

$560

OntarioJuneau

ONT - JNU

ONTJNU

Ontario

Wed 6/11

4:45 pm-12:11 am

1 stop8h 26m

Juneau Intl

Wed 6/18

7:08 am-12:13 am

1 stop16h 05m

$565

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sun 6/29

5:50 pm-12:49 am

1 stop7h 59m

Fairbanks

Tue 7/8

1:50 am-1:46 pm

1 stop10h 56m

$577

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Fri 5/30

6:00 am-12:40 pm

1 stop7h 40m

Fairbanks

Mon 6/2

10:00 am-6:25 pm

1 stop7h 25m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 27 results
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3

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, January is the cheapest month in which you can book a flight from Ontario to Alaska (average of $456). Flying from Ontario to Alaska in July is currently the most expensive (average of $651). 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Alaska as you normally would.

Rainfall in Alaska by month

Plan your trip to Alaska by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Alaska ranges from 0.5 - 3.3 inches per month. August is typically the wettest month, when rainfall can reach 3.3 in. April is typically the driest time to visit Alaska when rainfall is around 0.5 in.

Temperature in Alaska by month

Plan your trip to Alaska by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Alaska, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Ontario to Alaska to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines to fly from Ontario to Alaska one-way?

    One-way options have recently been found by users for as low as $211 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $223 and Hawaiian Airlines from $235 one-way.

  • 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, January is the cheapest month in which you can book a flight from Ontario to Alaska (average of $456). Flying from Ontario to Alaska in July is currently the most expensive (average of $651). 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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ontario to Alaska

Discover the top 2 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$297Average$542FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$365Average$594FlexibilityNo cancel feeOn-time75%

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