Alaska

$129+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ANC
ago. 19 — ago. 261
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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 agosto 14, 2025.

Round-trip from

$256
(Delta)

One-way from

$129
(Delta)

Popular in

December

Cheapest in

October

Average price

$386
From Ontario to Alaska
One-way flight from Ontario to Alaska
Highest demand for flights based on searches. 14% potential increase in price ($71 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in August 2025

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 agosto 14, 2025.

This Delta deal was found by Cheapflights users on 8/14. 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.
dom. 10/126:00 amONT - ANC
1 stop8h 15mDelta
lun. 10/202:10 pmANC - ONT
1 stop7h 31mDelta
Deal found 8/14$256
This Delta deal was found by Cheapflights users on 8/14. 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.
jue. 9/1111:50 amONT - ANC
1 stop9h 29mDelta
vie. 9/195:15 pmANC - ONT
1 stop16h 54mDelta
Deal found 8/14$258
This Delta deal was found by Cheapflights users on 8/14. 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.
lun. 9/89:50 amONT - ANC
2 stops11h 27mDelta
mar. 9/912:55 amANC - ONT
1 stop8h 55mDelta
Deal found 8/14$261
This Delta deal was found by Cheapflights users on 8/13. 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.
sáb. 9/64:50 pmONT - ANC
1 stop7h 37mDelta
sáb. 9/136:00 amANC - ONT
1 stop10h 00mDelta
Deal found 8/13$296
This Delta deal was found by Cheapflights users on 8/13. 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.
vie. 9/54:50 pmONT - ANC
1 stop7h 37mDelta
mié. 9/1012:55 amANC - ONT
2 stops10h 22mDelta
Deal found 8/13$302
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
jue. 10/96:00 amONT - ANC
1 stop9h 15mAlaska Airlines
lun. 10/131:47 amANC - ONT
1 stop7h 14mAlaska Airlines
Deal found 8/14$306
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
lun. 10/137:10 amONT - ANC
2 stops14h 26mAlaska Airlines
mar. 10/211:59 pmANC - ONT
1 stop9h 04mAlaska Airlines
Deal found 8/14$311
This Kissandfly.com deal was found by Cheapflights users on 8/14. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:00 amONT - ANC
1 stop7h 19mMultiple Airlines
jue. 9/181:59 amANC - ONT
1 stop7h 45mMultiple Airlines
Deal found 8/14$316
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
lun. 9/87:47 pmONT - ANC
1 stop8h 00mAlaska Airlines
mié. 9/103:50 pmANC - ONT
1 stop17h 54mAlaska Airlines
Deal found 8/14$326
This lastminute.com deal was found by Cheapflights users on 8/13. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/63:06 pmONT - FAI
1 stop8h 41mAlaska Airlines
vie. 9/126:00 amFAI - ONT
1 stop7h 12mAlaska Airlines
Deal found 8/13$401
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
vie. 9/197:40 pmONT - SIT
3 stops28h 19mAlaska Airlines
dom. 9/2811:00 amSIT - ONT
2 stops22h 44mAlaska Airlines
Deal found 8/12$403
This lol.travel deal was found by Cheapflights users on 8/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/45:10 amONT - FAI
1 stop15h 24mUnited Airlines
jue. 9/1111:23 pmFAI - ONT
1 stop17h 06mUnited Airlines
Deal found 8/14$433

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 agosto 14, 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

mar. 10/14

5:50 pm-1:59 am

1 stop9h 09m

Anchorage

jue. 10/23

6:00 am-5:10 pm

1 stop10h 10m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

jue. 10/16

6:00 am-12:18 pm

1 stop7h 18m

Anchorage

lun. 10/20

1:59 pm-12:03 am

1 stop9h 04m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

vie. 9/19

7:40 pm-2:47 am

1 stop8h 07m

Anchorage

mié. 9/24

1:59 am-10:44 am

1 stop7h 45m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

mié. 10/15

6:37 am-1:15 pm

1 stop7h 38m

Anchorage

dom. 10/19

12:30 am-11:08 am

1 stop9h 38m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

mié. 10/15

1:31 pm-10:45 pm

1 stop10h 14m

Anchorage

mar. 10/21

4:00 pm-12:03 am

1 stop7h 03m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

jue. 9/11

7:40 pm-2:47 am

1 stop8h 07m

Anchorage

mié. 9/17

1:59 am-10:44 am

1 stop7h 45m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

mar. 10/14

6:37 am-1:15 pm

1 stop7h 38m

Anchorage

vie. 10/24

2:10 pm-10:41 pm

1 stop7h 31m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

jue. 10/16

6:37 am-1:15 pm

1 stop7h 38m

Anchorage

dom. 10/19

12:30 am-11:08 am

1 stop9h 38m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

vie. 9/5

3:06 pm-10:16 pm

1 stop8h 10m

Anchorage

mié. 9/10

12:34 am-10:44 am

1 stop9h 10m

$256

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

dom. 10/12

5:50 pm-1:59 am

1 stop9h 09m

Anchorage

mié. 10/22

6:00 am-5:10 pm

1 stop10h 10m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 46 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 $643). 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 agosto 14, 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.

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 agosto 14, 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.

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

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 $129 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $149 and Hawaiian Airlines from $241 one-way.

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

  • 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 $643). 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.

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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$341Average$505FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$359Average$472FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$365Average$560FlexibilityNo cancel feeOn-time75%

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