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Alaska

$197+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ANC
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$400
(Delta)

One-way from

$197
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$476
Provider with most accurate pricing for Los Angeles-Anchorage flight deals.
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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. 16% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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.
Wed 5/212:55 pmONT - ANC
1 stop9h 30mDelta
Sun 6/812:35 amANC - ONT
1 stop7h 15mDelta
Deal found 3/25$400
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 9/107:10 amONT - ANC
2 stops13h 37mAlaska Airlines
Sun 9/141:59 amANC - ONT
1 stop7h 46mAlaska Airlines
Deal found 3/24$405
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 8/116:58 pmONT - SIT
2 stops16h 07mAlaska Airlines
Sat 8/167:08 pmSIT - ONT
2 stops14h 57mAlaska Airlines
Deal found 3/25$487
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 4/304:29 pmONT - ANC
1 stop8h 56mHawaiian Airlines
Sun 5/111:31 amANC - ONT
1 stop8h 20mHawaiian Airlines
Deal found 3/25$490
This Delta deal was found by Cheapflights users on 3/25. 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.
Sun 6/1511:49 amONT - JNU
1 stop7h 18mDelta
Sun 6/227:05 amJNU - ONT
1 stop9h 00mDelta
Deal found 3/25$507
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 4/1711:33 amONT - FAI
1 stop9h 26mAlaska Airlines
Sun 4/209:59 pmFAI - ONT
2 stops11h 40mAlaska Airlines
Deal found 3/24$507
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 6/216:51 pmONT - KTN
2 stops14h 24mAlaska Airlines
Tue 6/248:29 pmKTN - ONT
2 stops20h 35mAlaska Airlines
Deal found 3/25$517
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 7/126:51 pmONT - JNU
1 stop6h 34mAlaska Airlines
Thu 7/171:55 amJNU - ONT
1 stop8h 10mAlaska Airlines
Deal found 3/25$535
This United Airlines deal was found by Cheapflights users on 3/25. 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 6/96:00 amONT - ANC
1 stop17h 52mUnited Airlines
Tue 6/1711:45 pmANC - ONT
2 stops11h 29mUnited Airlines
Deal found 3/25$618
This United Airlines deal was found by Cheapflights users on 3/25. 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 7/31:19 pmONT - FAI
2 stops31h 32mUnited Airlines
Mon 7/711:23 pmFAI - ONT
2 stops11h 51mUnited Airlines
Deal found 3/25$732
This Delta deal was found by Cheapflights users on 3/26. 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 5/122:55 pmONT - FAI
1 stop10h 33mDelta
Sat 5/171:45 amFAI - ONT
1 stop8h 19mDelta
Deal found 3/26$750
This United deal was found by Cheapflights users on 3/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/245:10 amONT - ANC
1 stop10h 48mMultiple Airlines
Sat 6/281:29 amANC - ONT
1 stop8h 36mMultiple Airlines
Deal found 3/24$918

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 March 26, 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

Wed 5/21

2:55 pm-11:25 pm

1 stop9h 30m

Anchorage

Sun 6/8

12:35 am-8:50 am

1 stop7h 15m

$400

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 9/10

7:10 am-7:47 pm

2 stops13h 37m

Anchorage

Mon 9/15

1:40 pm-11:59 pm

1 stop9h 19m

$405

OntarioSitka

ONT - SIT

ONTSIT

Ontario

Mon 8/11

6:58 pm-10:05 am

2 stops16h 07m

Sitka

Sat 8/16

7:08 pm-11:05 am

2 stops14h 57m

$487

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Wed 4/30

4:29 pm-12:25 am

1 stop8h 56m

Anchorage

Sun 5/11

1:31 am-10:51 am

1 stop8h 20m

$490

OntarioJuneau

ONT - JNU

ONTJNU

Ontario

Sun 6/15

11:49 am-6:07 pm

1 stop7h 18m

Juneau Intl

Sun 6/22

7:05 am-5:05 pm

1 stop9h 00m

$507

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Thu 4/17

11:33 am-7:59 pm

1 stop9h 26m

Fairbanks

Sun 4/20

9:59 pm-10:39 am

2 stops11h 40m

$507

OntarioKetchikan

ONT - KTN

ONTKTN

Ontario

Sat 6/21

6:51 pm-8:15 am

2 stops14h 24m

Ketchikan

Tue 6/24

8:29 pm-6:04 pm

2 stops20h 35m

$517

OntarioJuneau

ONT - JNU

ONTJNU

Ontario

Sat 7/12

6:51 pm-12:25 am

1 stop6h 34m

Juneau Intl

Thu 7/17

1:55 am-11:05 am

1 stop8h 10m

$535

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Mon 6/9

6:00 am-10:52 pm

1 stop17h 52m

Anchorage

Tue 6/17

11:45 pm-12:14 pm

2 stops11h 29m

$618

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Thu 7/3

1:19 pm-7:51 pm

2 stops31h 32m

Fairbanks

Mon 7/7

11:23 pm-12:14 pm

2 stops11h 51m

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 23 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, 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 $669). 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 March 26, 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 March 26, 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
9,789 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $197 on Hawaiian Airlines. Other airlines that offer cheap prices include Delta from $201 and Alaska Airlines from $251 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 $669). 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$297Average$550FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$365Average$590FlexibilityNo cancel feeOn-time75%
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