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$189+ Cheap flights from Alaska to Ontario (ONT)

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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Alaska to Ontario

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$420
(Delta)

One-way from

$189
(iWofly)

Popular in

December

Cheapest in

January

Average price

$423
Provider with most accurate pricing for Anchorage-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Anchorage-Los Angeles flights.
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From Alaska to Ontario
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One-way flight from Alaska to Ontario
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Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 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 Alaska to Ontario

Cheapest flights from Alaska to Ontario
Explore the most affordable flight options available from Alaska to Ontario. 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 4/30. 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.
Wed 9/1712:40 amANC - ONT
1 stop11h 38mDelta
Mon 9/222:00 pmONT - ANC
1 stop10h 15mDelta
Deal found 4/30$420
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 9/189:10 amANC - ONT
2 stops13h 49mAlaska Airlines
Mon 9/227:10 amONT - ANC
2 stops12h 20mAlaska Airlines
Deal found 4/30$430
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.
Wed 5/2811:45 pmANC - ONT
2 stops11h 29mUnited Airlines
Wed 6/46:00 amONT - ANC
1 stop17h 52mUnited Airlines
Deal found 4/30$596
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:09 amANC - ONT
1 stop15h 53mAmerican Airlines
Sun 6/1512:59 amONT - ANC
1 stop19h 01mAmerican Airlines
Deal found 4/30$614
This Hawaiian Airlines deal was found by Cheapflights users on 5/1. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/22:09 amFAI - ONT
1 stop7h 56mHawaiian Airlines
Sat 7/56:51 pmONT - FAI
1 stop8h 45mHawaiian Airlines
Deal found 5/1$645
This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/151:40 pmANC - ONT
1 stop8h 06mHawaiian Airlines
Wed 5/214:45 pmONT - ANC
1 stop7h 35mHawaiian Airlines
Deal found 4/29$654
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:00 pmFAI - ONT
2 stops12h 14mUnited Airlines
Sat 7/55:05 amONT - FAI
1 stop15h 56mUnited Airlines
Deal found 5/1$720
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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.
Sun 6/13:15 pmCDV - ONT
3 stops23h 35mAlaska Airlines
Fri 6/65:55 pmONT - CDV
2 stops21h 28mAlaska Airlines
Deal found 5/1$865
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1611:44 pmANC - ONT
1 stop11h 54mMultiple Airlines
Sun 5/186:00 amONT - ANC
1 stop8h 41mMultiple Airlines
Deal found 4/30$2,574

Cheapflights Fare Finder

Customize your flight search to find flights from Alaska to Ontario 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 Alaska to Ontario that are best for you.

Fly from

Alaska

Fly to

Ontario

Route

Depart

Return

Price

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Wed 9/17

12:40 am-1:18 pm

1 stop11h 38m

Ontario

Mon 9/22

2:00 pm-11:15 pm

1 stop10h 15m

$420

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Thu 9/18

9:10 am-11:59 pm

2 stops13h 49m

Ontario

Mon 9/22

7:10 am-6:30 pm

2 stops12h 20m

$430

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Wed 5/28

11:45 pm-12:14 pm

2 stops11h 29m

Ontario

Wed 6/4

6:00 am-10:52 pm

1 stop17h 52m

$596

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Fri 6/13

6:09 am-11:02 pm

1 stop15h 53m

Ontario

Sun 6/15

12:59 am-7:00 pm

1 stop19h 01m

$614

FairbanksOntario

FAI - ONT

FAIONT

Fairbanks

Wed 7/2

2:09 am-11:05 am

1 stop7h 56m

Ontario

Sat 7/5

6:51 pm-2:36 am

1 stop8h 45m

$645

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Thu 5/15

1:40 pm-10:46 pm

1 stop8h 06m

Ontario

Wed 5/21

4:45 pm-11:20 pm

1 stop7h 35m

$654

FairbanksOntario

FAI - ONT

FAIONT

Fairbanks

Thu 7/3

11:00 pm-12:14 pm

2 stops12h 14m

Ontario

Sat 7/5

5:05 am-8:01 pm

1 stop15h 56m

$720

CordovaOntario

CDV - ONT

CDVONT

Cordova Mudhole Smith

Sun 6/1

3:15 pm-3:50 pm

3 stops23h 35m

Ontario

Fri 6/6

5:55 pm-2:23 pm

2 stops21h 28m

$865

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Fri 5/16

11:44 pm-12:38 pm

1 stop11h 54m

Ontario

Sun 5/18

6:00 am-1:41 pm

1 stop8h 41m

$2,574

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Sat 5/31

2:28 am-10:57 am

1 stop7h 29m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 18 results
1
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Best time to book a flight from Alaska to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Alaska to Ontario (average of $246). Flying from Alaska to Ontario in March is currently the most expensive (average of $328). 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 AK to ONT?

Find hourly flight availability from Alaska to Ontario. 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 Alaska to Ontario as you normally would.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Alaska to Ontario 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
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

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 Alaska to Ontario. 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 into for flights to Ontario from Alaska?

    If you book a flight to Ontario from Alaska, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    The cheapest airline one-way is Hawaiian Airlines, with whom users have recently found tickets for as low as $189. However, be on the lookout for offers from Alaska Airlines and American Airlines, as they are both options that can get you from Alaska to Ontario for a low price.

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

    When deciding which route to take from Alaska to Ontario consider Anchorage - Ontario, Fairbanks - Ontario or Cordova Mudhole Smith - Ontario as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alaska to Ontario 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 Alaska to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Alaska to Ontario (average of $246). Flying from Alaska to Ontario in March is currently the most expensive (average of $328). 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 Alaska to Ontario

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

Discover the top 2 airlines that operate flights from Alaska to Ontario. 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$358Average$746FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$403Average$699FlexibilityNo cancel feeOn-time75%

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