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

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

How long does it take to fly to Ontario?

Average flight duration from Alaska to Ontario depends on which airport you fly into and out of. Flying from Anchorage to Los Angeles is 5h 19m on average, while flying from Sitka to Los Angeles is 7h 12m on average. Los Angeles is the most popular airport in Ontario.

What airlines fly to Ontario?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Ontario from Alaska according to our data. Alaska Airlines is the first choice among our users, with 78% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Alaska to Ontario Airport are refreshed on a daily basis.

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

The number of operators available for flights from Alaska to Ontario Airport is 2 as of May 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$198 Cheap Flights from Alaska to Ontario in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Alaska to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:24 pm - 11:10 am

ANC

ONT

14h 46m

1 stop

7:41 pm - 12:04 pm

ONT

ANC

17h 23m

1 stop

$397Alaska Airlines

Sat, May 23 - Wed, May 27

1:55 am - 4:17 pm

ANC

ONT

13h 22m

2 stops

5:45 pm - 12:25 am

ONT

ANC

7h 40m

1 stop

$402Delta

Mon, May 25 - Sat, May 30

7:40 am - 11:56 pm

ANC

ONT

15h 16m

2 stops

11:15 am - 10:36 pm

ONT

ANC

12h 21m

2 stops

$407Alaska Airlines

Thu, Jun 4 - Tue, Jun 9

2:20 pm - 10:43 pm

ANC

ONT

7h 23m

1 stop

7:00 am - 1:40 pm

ONT

ANC

7h 40m

1 stop

$439Delta

Thu, Oct 15 - Mon, Nov 2

1:29 am - 1:09 pm

ANC

ONT

10h 40m

1 stop

10:45 am - 8:51 pm

ONT

ANC

11h 06m

1 stop

$440Alaska Airlines

Mon, Aug 10 - Tue, Aug 25

11:44 pm - 6:19 pm

ANC

ONT

17h 35m

1 stop

6:10 am - 11:59 pm

ONT

ANC

18h 49m

1 stop

$441American Airlines

Sat, Jul 4 - Tue, Jul 14

10:25 pm - 9:05 am

ANC

ONT

9h 40m

2 stops

2:35 pm - 10:45 pm

ONT

ANC

9h 10m

1 stop

$442Southwest

Wed, Jun 3 - Sun, Jun 7

12:19 am - 11:14 am

FAI

ONT

9h 55m

1 stop

5:32 pm - 12:55 am

ONT

FAI

8h 23m

1 stop

$442Alaska Airlines

Sun, Jul 19 - Wed, Jul 29

1:30 am - 11:14 am

ANC

ONT

8h 44m

1 stop

6:00 am - 4:12 pm

ONT

ANC

11h 12m

2 stops

$444Delta

Mon, Sep 14 - Tue, Sep 22

12:19 am - 11:14 am

FAI

ONT

9h 55m

1 stop

5:54 pm - 11:21 am

ONT

FAI

18h 27m

2 stops

$446Alaska Airlines

Sun, Jul 19 - Wed, Jul 29

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Alaska to Ontario

Our best United Airlines deals on Alaska to Ontario flight tickets

United Airlines

Oct 14

ANC11:40 pmAnchorage

12h 01m

1 stop

ONT12:41 pmOntario

Nov 3

ONT1:00 pmOntario

10h 39m

1 stop

ANC10:39 pmAnchorage

$587

United Airlines

Oct 15

ANC11:40 pmAnchorage

12h 01m

1 stop

ONT12:41 pmOntario

Nov 4

ONT1:00 pmOntario

10h 39m

1 stop

ANC10:39 pmAnchorage

$632

United Airlines

May 28

ANC2:05 pmAnchorage

7h 32m

1 stop

ONT10:37 pmOntario

Jun 1

ONT1:50 pmOntario

9h 56m

1 stop

ANC10:46 pmAnchorage

$768

Delta flights from Alaska to Ontario

Our best Delta deals on Alaska to Ontario flight tickets

Delta

May 25

ANC1:55 amAnchorage

13h 22m

2 stops

ONT4:17 pmOntario

May 30

ONT5:45 pmOntario

7h 40m

1 stop

ANC12:25 amAnchorage

$402

Delta

Oct 15

ANC2:20 pmAnchorage

7h 23m

1 stop

ONT10:43 pmOntario

Nov 2

ONT7:00 amOntario

7h 40m

1 stop

ANC1:40 pmAnchorage

$439

Delta

Sep 14

ANC1:30 amAnchorage

8h 44m

1 stop

ONT11:14 amOntario

Sep 22

ONT6:00 amOntario

11h 12m

2 stops

ANC4:12 pmAnchorage

$444

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Sat 5/23

7:24 pm-11:10 am

1 stop14h 46m

Ontario

Wed 5/27

7:41 pm-12:04 pm

1 stop17h 23m

$397

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Mon 5/25

1:55 am-4:17 pm

2 stops13h 22m

Ontario

Sat 5/30

5:45 pm-12:25 am

1 stop7h 40m

$402

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Thu 6/4

7:40 am-11:56 pm

2 stops15h 16m

Ontario

Tue 6/9

11:15 am-10:36 pm

2 stops12h 21m

$407

Quickest round-trip

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Thu 10/15

2:20 pm-10:43 pm

1 stop7h 23m

Ontario

Mon 11/2

7:00 am-1:40 pm

1 stop7h 40m

$439

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Mon 8/10

1:29 am-1:09 pm

1 stop10h 40m

Ontario

Tue 8/25

10:45 am-8:51 pm

1 stop11h 06m

$440

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Sat 7/4

11:44 pm-6:19 pm

1 stop17h 35m

Ontario

Tue 7/14

6:10 am-11:59 pm

1 stop18h 49m

$441

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Wed 6/3

10:25 pm-9:05 am

2 stops9h 40m

Ontario

Sun 6/7

2:35 pm-10:45 pm

1 stop9h 10m

$442

FairbanksOntario

FAI - ONT

FAIONT

Fairbanks

Sun 7/19

12:19 am-11:14 am

1 stop9h 55m

Ontario

Wed 7/29

5:32 pm-12:55 am

1 stop8h 23m

$442

AnchorageOntario

ANC - ONT

ANCONT

Anchorage

Mon 9/14

1:30 am-11:14 am

1 stop8h 44m

Ontario

Tue 9/22

6:00 am-4:12 pm

2 stops11h 12m

$444

FairbanksOntario

FAI - ONT

FAIONT

Fairbanks

Sun 7/19

12:19 am-11:14 am

1 stop9h 55m

Ontario

Wed 7/29

5:54 pm-11:21 am

2 stops18h 27m

$446

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Alaska to Ontario

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

Other information

What is the cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Alaska to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel during the month of April, then book flights to Ontario from Alaska during September instead. Flights to Ontario in September, while not as cheap as those in April, still average around $255.

Can stopping save me money on Alaska to Ontario flights?

You could potentially save up to 3% on your flight if you consider stops on a Alaska to Ontario flight.

Cheap Alaska to Ontario flight deals and tips

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

Fastest flight time	7h 23m
Direct flights	None

The fastest flight from Alaska to Ontario takes 7h 23m

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

Search flight deals

Frequently asked questions about flying from Alaska to Ontario

When did momondo last update prices for flights from Alaska to Ontario Airport?
Prices for flights from Alaska to Ontario Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Alaska to Ontario Airport?
The number of operators available for flights from Alaska to Ontario Airport is 2 as of May 2026.
How old do you have to be to fly from Alaska to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Alaska to Ontario

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $255	Free Cancellation	Rating 7.9 8,458 reviews		Search Delta flights
Alaska Airlines	PriceFrom $295	Free Cancellation	Rating 7.9 12,332 reviews		Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Alaska 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 Ontario quick and easy, saving you time and money.

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

Yes. All flights to Ontario from Alaska on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Alaska.

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

Yes momondo offers price alerts on flights to Ontario from Alaska. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ontario 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Fri 6/5

Fri 6/12

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Alaska

Complete your trip

Feeling lucky

Cheap flights from Alaska to Los Angeles from $198

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to Los Angeles departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Alaska to Los Angeles

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Alaska to Ontario

Our best United Airlines deals on Alaska to Ontario flight tickets

Delta flights from Alaska to Ontario

Our best Delta deals on Alaska to Ontario flight tickets

momondo Fare Finder

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

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Alaska to Ontario

What is the cheapest month to fly to Ontario?

Can stopping save me money on Alaska to Ontario flights?

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

What airlines fly to Ontario?

How long does it take to fly to Ontario?

Cheap Alaska to Ontario flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Alaska to Ontario

Best airlines flying from Alaska to Ontario

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

Why use momondo?

An easier way to manage your Ontario 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 the United States

Airports servicing California

Fly your favorite airline to Los Angeles

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Los Angeles

List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

Popular cities in the United States

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

Fly to other destinations from Alaska

According to popular flight searches on momondo this year

Complete your trip to Los Angeles

Explore popular destinations other users love

According to popular flight searches on momondo this year