What is the cheapest airline that flies from Ontario to Alaska?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Ontario to Alaska

What airlines fly to Alaska?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Alaska from Ontario according to our data. Alaska Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 5 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Alaska?

Prices for flights from Ontario Airport to Alaska refresh daily.

How many operators does momondo search for flights from Ontario Airport to Alaska?

As of October 2025, there are 3 operators available to choose from for flights from Ontario Airport to Alaska.

How old do you have to be to fly from Ontario Airport to Alaska?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Alaska.

What documentation or ID do you need to fly to Alaska?

The travel and health documents required for your trip to Alaska can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Alaska. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$181 Cheap Flights from Ontario to Alaska in 2025/26

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Find the cheapest flights from Ontario to Alaska

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:53 am - 7:30 pmONT-FAI

8h 37m1 stop

5:51 am - 3:08 pmFAI-ONT

8h 17m1 stop

$358Alaska Airlines

Find Deal

Sat, Jan 17 - Tue, Jan 20

7:10 am - 1:25 pmONT-ANC

7h 15m1 stop

12:10 pm - 8:03 pmANC-ONT

6h 53m1 stop

$360Alaska Airlines

Find Deal

Sat, Dec 6 - Wed, Dec 10

12:40 pm - 12:18 amONT-FAI

12h 38m1 stop

1:30 am - 11:13 amFAI-ONT

8h 43m1 stop

$362Delta

Find Deal

Sat, Dec 6 - Fri, Dec 12

5:49 pm - 12:18 amONT-FAI

7h 29m1 stop

1:30 am - 4:09 pmFAI-ONT

13h 39m2 stops

$368Delta

Find Deal

Sat, Dec 6 - Fri, Dec 12

1:34 pm - 10:56 pmONT-ANC

10h 22m1 stop

11:59 pm - 12:32 pmANC-ONT

11h 33m1 stop

$478United Airlines

Find Deal

Fri, Dec 5 - Sat, Dec 6

1:24 pm - 11:15 pmONT-ANC

10h 51m1 stop

9:00 am - 8:58 pmANC-ONT

10h 58m1 stop

$488United Airlines

Find Deal

Thu, Jan 15 - Tue, Jan 20

6:45 am - 4:39 pmONT-KTN

10h 54m2 stops

9:05 am - 9:40 pmKTN-ONT

11h 35m2 stops

$495American Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

11:59 am - 6:47 pmONT-ANC

7h 48m1 stop

12:08 pm - 11:55 pmANC-ONT

10h 47m1 stop

$522Multiple Airlines

Find Deal

Thu, Nov 20 - Fri, Nov 28

12:55 pm - 2:38 amONT-FAI

14h 43m2 stops

8:54 pm - 11:19 amFAI-ONT

13h 25m2 stops

$603Multiple Airlines

Find Deal

Sat, Dec 6 - Sat, Dec 13

6:11 am - 7:47 pmONT-KTN

14h 36m2 stops

8:57 am - 9:59 pmKTN-ONT

12h 02m2 stops

$613American Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

United Airlines flights from Ontario to Alaska

Our best United Airlines deals on Ontario to Alaska flight tickets

United Airlines

Dec 5

ONT1:34 pmOntario

10h 22m

1 stop

ANC10:56 pmAnchorage

Dec 6

ANC11:59 pmAnchorage

11h 33m

1 stop

ONT12:32 pmOntario

$478

Find similar

United Airlines

Jan 15

ONT1:24 pmOntario

10h 51m

1 stop

ANC11:15 pmAnchorage

Jan 20

ANC9:00 amAnchorage

10h 58m

1 stop

ONT8:58 pmOntario

$488

Find similar

United Airlines

Dec 5

ONT1:34 pmOntario

10h 22m

1 stop

ANC10:56 pmAnchorage

Dec 8

ANC11:59 pmAnchorage

11h 33m

1 stop

ONT12:32 pmOntario

$496

Find similar

Alaska Airlines flights from Ontario to Alaska

Our best Alaska Airlines deals on Ontario to Alaska flight tickets

Alaska Airlines

Jan 17

ONT11:53 amOntario

8h 37m

1 stop

FAI7:30 pmFairbanks

Jan 20

FAI5:51 amFairbanks

8h 17m

1 stop

ONT3:08 pmOntario

$358

Find similar

Alaska Airlines

Dec 6

ONT7:10 amOntario

7h 15m

1 stop

ANC1:25 pmAnchorage

Dec 10

ANC12:10 pmAnchorage

6h 53m

1 stop

ONT8:03 pmOntario

$360

Find similar

Alaska Airlines

Jan 17

ONT11:53 amOntario

8h 37m

1 stop

FAI7:30 pmFairbanks

Jan 20

FAI5:00 amFairbanks

9h 08m

2 stops

ONT3:08 pmOntario

$361

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 1/17

11:53 am-7:30 pm

1 stop8h 37m

Fairbanks

Tue 1/20

5:51 am-3:08 pm

1 stop8h 17m

$358

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Sat 12/6

7:10 am-1:25 pm

1 stop7h 15m

Anchorage

Wed 12/10

12:10 pm-8:03 pm

1 stop6h 53m

$360

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 12/6

12:40 pm-12:18 am

1 stop12h 38m

Fairbanks

Fri 12/12

1:30 am-11:13 am

1 stop8h 43m

$362

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 12/6

5:49 pm-12:18 am

1 stop7h 29m

Fairbanks

Fri 12/12

1:30 am-4:09 pm

2 stops13h 39m

$368

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Fri 12/5

1:34 pm-10:56 pm

1 stop10h 22m

Anchorage

Sat 12/6

11:59 pm-12:32 pm

1 stop11h 33m

$478

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Thu 1/15

1:24 pm-11:15 pm

1 stop10h 51m

Anchorage

Tue 1/20

9:00 am-8:58 pm

1 stop10h 58m

$488

OntarioKetchikan

ONT - KTN

ONTKTN

Ontario

Tue 3/10

6:45 am-4:39 pm

2 stops10h 54m

Ketchikan

Wed 3/11

9:05 am-9:40 pm

2 stops11h 35m

$495

OntarioAnchorage

ONT - ANC

ONTANC

Ontario

Thu 11/20

11:59 am-6:47 pm

1 stop7h 48m

Anchorage

Fri 11/28

12:08 pm-11:55 pm

1 stop10h 47m

$522

OntarioFairbanks

ONT - FAI

ONTFAI

Ontario

Sat 12/6

12:55 pm-2:38 am

2 stops14h 43m

Fairbanks

Sat 12/13

8:54 pm-11:19 am

2 stops13h 25m

$603

OntarioKetchikan

ONT - KTN

ONTKTN

Ontario

Wed 11/12

6:11 am-7:47 pm

2 stops14h 36m

Ketchikan

Sun 11/16

8:57 am-9:59 pm

2 stops12h 02m

$613

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Ontario to Alaska

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in January, then you should wait until October to fly from Ontario, when ticket prices are also cheap, with an average price of $441.

What is the cheapest day to depart on your flight to Alaska?

The cheapest day to depart from Ontario to Alaska is on a Monday. Travelers who choose to depart for Alaska on a Monday will often find tickets for as low as $497. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Alaska for around $624.

What is the cheapest time of day to depart on your flight to Alaska?

Our data shows that the cheapest Ontario to Alaska flights are usually those with departure times in the afternoon. Our users have found flights to Alaska in the afternoon for as low as $558. In the morning is when there is more demand to fly to Alaska, so prices are often more expensive at around $603 per ticket.

Can stopping save me money on Ontario to Alaska flights?

You could potentially save up to 20% on your flight if you consider stops on a Ontario to Alaska flight.

Cheap Ontario to Alaska flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Alaska

Direct flights	None

There are no direct flights from Ontario to Alaska. There are no popular flight routes from Ontario to Alaska.

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Alaska?
Prices for flights from Ontario Airport to Alaska refresh daily.
How many operators does momondo search for flights from Ontario Airport to Alaska?
As of October 2025, there are 3 operators available to choose from for flights from Ontario Airport to Alaska.
How old do you have to be to fly from Ontario Airport to Alaska?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Alaska.
What documentation or ID do you need to fly to Alaska?
The travel and health documents required for your trip to Alaska can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Alaska. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Alaska

Compare and see reviews for airlines that fly from Ontario to Alaska with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $257	Free Cancellation	Rating 7.9 7,993 reviews	Search Delta flights
Alaska Airlines	PriceFrom $343	Free Cancellation	Rating 8.0 11,214 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $359	Free Cancellation	Rating 7.8 2,797 reviews	Search Hawaiian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Alaska?

Finding the right flight to Alaska from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Alaska quick and easy, saving you time and money.

Can I find flights from Ontario to Alaska with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Alaska flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Alaska?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Alaska.

I’m not ready to book a flight from Ontario to Alaska right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Alaska flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fri 11/28

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Find better results for your trip to Alaska

Popular cities in Alaska

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Flights to Seattlefrom $45

Cheap flights from Ontario to Alaska from $181

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Alaska departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Ontario to Alaska

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Ontario to Alaska

Our best United Airlines deals on Ontario to Alaska flight tickets

Alaska Airlines flights from Ontario to Alaska

Our best Alaska Airlines deals on Ontario to Alaska flight tickets

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Use the filters below to find and compare flights from Ontario to Alaska that are best for you.

See travel insights to Alaska from

How to get the cheapest flight ticket from Ontario to Alaska

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in January, then you should wait until October to fly from Ontario, when ticket prices are also cheap, with an average price of $441.

What is the cheapest day to depart on your flight to Alaska?

What is the cheapest time of day to depart on your flight to Alaska?

Can stopping save me money on Ontario to Alaska flights?

You could potentially save up to 20% on your flight if you consider stops on a Ontario to Alaska flight.

What is the cheapest airline that flies from Ontario to Alaska?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Ontario to Alaska

What airlines fly to Alaska?

Cheap Ontario to Alaska flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Alaska

Direct flights

When did momondo last update prices for flights from Ontario Airport to Alaska?

How many operators does momondo search for flights from Ontario Airport to Alaska?

How old do you have to be to fly from Ontario Airport to Alaska?

What documentation or ID do you need to fly to Alaska?

Best airlines flying from Ontario to Alaska

Compare and see reviews for airlines that fly from Ontario to Alaska with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Alaska?

Can I find flights from Ontario to Alaska with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Alaska?

I’m not ready to book a flight from Ontario to Alaska right now. Can momondo alert me if prices change?

An easier way to manage your Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Alaska

Popular cities in Alaska

Popular flights according to clicks in the last 7 days on momondo