$161+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BLI
Aug 16 — Aug 231
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Bellingham with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Bellingham
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Best
Last-minute
One-way
Cheapest flights from Ontario to BellinghamExplore 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 July 17, 2026.
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 July 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/273:40 pm
ONT
- BLI
1 stop21h 57m
Multiple Airlines
Sun 8/305:53 pm
BLI
- ONT
1 stop27h 34m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:50 am
ONT
- BLI
1 stop8h 14m
Multiple Airlines
Mon 8/241:57 pm
BLI
- ONT
1 stop25h 57m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/108:58 am
ONT
- BLI
2 stops12h 56m
Multiple Airlines
Sun 8/161:28 pm
BLI
- ONT
1 stop18h 35m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:09 pm
ONT
- BLI
1 stop5h 45m
Multiple Airlines
Mon 8/173:52 pm
BLI
- ONT
2 stops22h 11m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$331
Best flights from Ontario to BellinghamDiscover carefully curated flight deals from Ontario to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 17, 2026.
Discover carefully curated flight deals from Ontario to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 17, 2026.
This Booking.com deal was found by Cheapflights users on 7/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:14 pm
ONT
- BLI
1 stop4h 17m
Alaska Airlines
Sun 9/137:00 am
BLI
- ONT
1 stop10h 18m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 8/206:02 am
ONT
- BLI
1 stop17h 57m
Alaska Airlines
Mon 8/247:19 pm
BLI
- ONT
1 stop23h 44m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$453
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:26 pm
ONT
- BLI
1 stop6h 33m
Alaska Airlines
Thu 8/207:19 pm
BLI
- ONT
2 stops25h 05m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$487
This Gotogate deal was found by Cheapflights users on 7/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:12 am
ONT
- BLI
2 stops16h 47m
Alaska Airlines
Sun 8/305:26 am
BLI
- ONT
2 stops14h 58m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 8/155:32 pm
ONT
- BLI
1 stop4h 58m
Alaska Airlines
Mon 8/175:26 pm
BLI
- ONT
1 stop5h 45m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 8/79:20 pm
ONT
- BLI
1 stop26h 46m
Alaska Airlines
Fri 8/141:49 pm
BLI
- ONT
1 stop6h 41m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$525
Last-minute flights from Ontario to BellinghamDiscover last-minute flight deals from Ontario to Bellingham. Data last updated July 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Bellingham. Data last updated July 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/108:58 am
ONT
- BLI
2 stops12h 56m
Multiple Airlines
Sun 8/161:28 pm
BLI
- ONT
1 stop18h 35m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:09 pm
ONT
- BLI
1 stop5h 45m
Multiple Airlines
Mon 8/173:52 pm
BLI
- ONT
2 stops22h 11m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:50 am
ONT
- BLI
1 stop8h 14m
Multiple Airlines
Mon 8/241:57 pm
BLI
- ONT
1 stop25h 57m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/273:40 pm
ONT
- BLI
1 stop21h 57m
Multiple Airlines
Sun 8/305:53 pm
BLI
- ONT
1 stop27h 34m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$267
One-way flights from Ontario to BellinghamSearch for one-way flight options from Ontario to Bellingham. Find affordable one-way fares based on user searches. Data last updated July 17, 2026.
Search for one-way flight options from Ontario to Bellingham. Find affordable one-way fares based on user searches. Data last updated July 17, 2026.
This Trip.com deal was found by Cheapflights users on 7/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:40 pm
ONT
- BLI
1 stop21h 57m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$161
This Alaska Airlines deal was found by Cheapflights users on 7/14. 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 9/2612:12 pm
ONT
- BLI
1 stop6h 34m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$196
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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.
Sun 9/276:14 pm
ONT
- BLI
1 stop4h 17m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$221
This American Airlines deal was found by Cheapflights users on 7/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:05 pm
ONT
- BLI
2 stops10h 39m
American Airlines
Deal found 7/14![American Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:58 am
ONT
- BLI
2 stops38h 30m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$242
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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.
Mon 9/286:14 pm
ONT
- BLI
2 stops19h 12m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$263
This American Airlines deal was found by Cheapflights users on 7/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/271:04 pm
ONT
- BLI
2 stops10h 40m
American Airlines
Deal found 7/14![American Airlines logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:26 pm
ONT
- BLI
1 stop6h 33m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$269
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 8/277:12 am
ONT
- BLI
2 stops16h 47m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$273
This Alaska Airlines deal was found by Cheapflights users on 7/14. 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 10/311:13 am
ONT
- BLI
1 stop12h 40m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 7/256:02 am
ONT
- BLI
1 stop7h 07m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$298
Find 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 July 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $267 (Kiwi.com) |
One-way from | $161 (Trip.com) |
Popular in | February |
Cheapest in | September |
Average price | $514 |
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 July 17, 2026.
Use the filters below to find and compare flights from Ontario to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Fri 9/11
6:14 pm-10:31 pm
1 stop4h 17m
Bellingham
Sun 9/13
7:00 am-5:18 pm
1 stop10h 18m
$401
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Thu 8/20
6:02 am-11:59 pm
1 stop17h 57m
Bellingham
Mon 8/24
7:19 pm-7:03 pm
1 stop23h 44m
$453
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Sun 8/16
5:26 pm-11:59 pm
1 stop6h 33m
Bellingham
Thu 8/20
7:19 pm-8:24 pm
2 stops25h 05m
$487
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Thu 8/27
7:12 am-11:59 pm
2 stops16h 47m
Bellingham
Sun 8/30
5:26 am-8:24 pm
2 stops14h 58m
$506
Quickest round-trip
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Sat 8/15
5:32 pm-10:30 pm
1 stop4h 58m
Bellingham
Mon 8/17
5:26 pm-11:11 pm
1 stop5h 45m
$514
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Fri 8/7
9:20 pm-12:06 am
1 stop26h 46m
Bellingham
Fri 8/14
1:49 pm-8:30 pm
1 stop6h 41m
$525
Cheapest one-way
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Sat 9/26
12:12 pm-6:46 pm
1 stop6h 34m
$196
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Sat 10/3
2:13 pm-6:38 pm
1 stop4h 25m
$196
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Sun 1/10
7:30 am-12:06 pm
1 stop4h 36m
$221
OntarioBellingham
ONT - BLI
ONTBLI
Ontario
Wed 9/30
6:02 am-1:26 pm
1 stop7h 24m
$221
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Ontario to Bellingham
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Bellingham in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Bellingham flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Bellingham flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Bellingham flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ONT-BLI
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.
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 July 17, 2026.
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.
Entertainment
7.0
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
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.
Traveling to a place near Bellingham?
Book flights to Bellingham if you plan to visit one of these locationsMount Vernon
Ferndale
Blaine
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Other flights to Bellingham
Explore flights to Bellingham departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 17, 2026.
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Find flights from Ontario to Bellingham, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Bellingham flights
Browse other Ontario and Bellingham flight options. Last updated on July 17, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 July 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$440 | FlexibilityNo cancel fee | On-time75% |