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Bellingham

$114+ Cheap flights from Ontario to Bellingham (ONT - BLI)

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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BLI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Ontario to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Bellingham (BLI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$276
(Hawaiian Airlines)

One-way from

$114
(Trip.com)

Popular in

November

Cheapest in

May

Average price

$96
From Ontario to Bellingham
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One-way flight from Ontario to Bellingham
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Highest demand for flights based on searches. 34% potential increase in price ($176 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Bellingham

Cheapest flights from Ontario to Bellingham
Explore the most affordable flight options available from Ontario to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 10/156:00 amONT - BLI
1 stop6h 22mHawaiian Airlines
Wed 10/221:02 pmBLI - ONT
1 stop5h 31mHawaiian Airlines
Deal found 9/15$276
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/181:31 pmONT - BLI
1 stop10h 35mAlaska Airlines
Sun 10/194:14 pmBLI - ONT
1 stop20h 23mAlaska Airlines
Deal found 9/14$312
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/181:31 pmONT - BLI
1 stop10h 35mAlaska Airlines
Mon 12/152:33 pmBLI - ONT
1 stop24h 48mAlaska Airlines
Deal found 9/14$353
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 11/66:00 amONT - BLI
1 stop6h 11mAlaska Airlines
Sun 11/94:04 pmBLI - ONT
1 stop4h 49mAlaska Airlines
Deal found 9/15$360
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/201:37 pmONT - BLI
2 stops24h 12mMultiple Airlines
Sun 11/28:30 amBLI - ONT
1 stop22h 47mMultiple Airlines
Deal found 9/14$379
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 12/2510:44 amONT - BLI
1 stop4h 42mAlaska Airlines
Mon 12/294:06 pmBLI - ONT
1 stop8h 08mAlaska Airlines
Deal found 9/14$406
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 9/246:00 amONT - BLI
1 stop6h 28mAlaska Airlines
Sat 9/275:20 amBLI - ONT
1 stop5h 24mAlaska Airlines
Deal found 9/15$446
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 9/303:06 pmONT - BLI
1 stop6h 39mAlaska Airlines
Sun 10/54:14 pmBLI - ONT
1 stop26h 19mAlaska Airlines
Deal found 9/15$469

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Bellingham 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 September 15, 2025.
Use the filters below to find and compare flights from Ontario to Bellingham that are best for you.

Fly from

Ontario

Fly to

Bellingham

Route

Depart

Return

Price

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Sat 10/18

1:31 pm-12:06 am

1 stop10h 35m

Bellingham

Sun 10/19

4:14 pm-12:03 am

1 stop7h 49m

$312

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Sat 10/18

1:31 pm-12:06 am

1 stop10h 35m

Bellingham

Mon 12/15

2:33 pm-3:21 pm

1 stop24h 48m

$353

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Thu 11/6

6:00 am-12:11 pm

1 stop6h 11m

Bellingham

Sun 11/9

4:04 pm-8:53 pm

1 stop4h 49m

$360

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Thu 12/25

10:44 am-3:26 pm

1 stop4h 42m

Bellingham

Mon 12/29

4:06 pm-12:14 am

1 stop8h 08m

$406

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Thu 9/25

6:00 am-12:28 pm

1 stop6h 28m

Bellingham

Sat 9/27

5:20 am-10:44 am

1 stop5h 24m

$446

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Sat 9/27

3:06 pm-9:45 pm

1 stop6h 39m

Bellingham

Tue 9/30

5:20 am-10:44 am

1 stop5h 24m

$446

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Thu 9/25

6:00 am-12:28 pm

1 stop6h 28m

Bellingham

Tue 9/30

5:20 am-10:44 am

1 stop5h 24m

$446

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Sun 9/28

10:28 pm-10:17 am

1 stop11h 49m

$114

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Wed 10/15

6:00 am-12:22 pm

1 stop6h 22m

$158

OntarioBellingham

ONT - BLI

ONTBLI

Ontario

Sat 11/15

6:00 am-12:11 pm

1 stop6h 11m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 18 results
1
2

Best time to book a flight from Ontario to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham 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 Bellingham

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

Currently, February is the cheapest month in which you can book a flight from Ontario to Bellingham (average of $317). Flying from Ontario to Bellingham in November is currently the most expensive (average of $470). 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 BLI?

Find hourly flight availability from Ontario to Bellingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

It’s optimal to fly from Ontario to Bellingham in the afternoon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Bellingham

Get insights into the airlines that provide service to Bellingham. 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 Bellingham. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Ontario to Bellingham, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Ontario to Bellingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Bellingham?

    There are many flights that can get you from Ontario to Bellingham in 10h 35m. Fly via Alaska Airlines to get the fastest option. Airlines will cover a distance of 1049 mi.

  • What is the cheapest airline to fly from Ontario to Bellingham round-trip?

    According to our current data, Alaska Airlines ($279), offers the cheapest pricing from Ontario to Bellingham. Alaska Airlines is currently priced 16% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Ontario to Bellingham (average of $317). Flying from Ontario to Bellingham in November is currently the most expensive (average of $470). 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

Traveling to a place near Bellingham?

Book flights to Bellingham if you plan to visit one of these locations
Mount Vernon
Burlington
Ferndale
Blaine

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Alternative routes for Ontario to Bellingham

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Top airline flying from Ontario to Bellingham

Discover the top airline that operate flights from Ontario to Bellingham. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$279Average$451FlexibilityNo cancel feeOn-time75%

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