$160+ Cheap flights from Ontario to Bellingham (ONT - BLI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BLI
Nov 19 — Nov 261
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
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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 October 20, 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 October 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 11/238:15 am -
1 stop25h 06m
Mon 11/308:40 pm -
2 stops26h 18m
Deal found 10/17![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:07 pm -
1 stop20h 33m
Sun 11/17:29 pm -
1 stop15h 47m
Deal found 10/15![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/3110:30 pm -
1 stop17h 24m
Sun 1/1010:22 am -
2 stops25h 08m
Deal found 10/19![Multiple Airlines logo]()
$447
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:01 pm -
1 stop4h 57m
Thu 12/3112:36 pm -
1 stop4h 45m
Deal found 10/15![Alaska Airlines logo]()
$465
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 12/106:01 pm -
1 stop4h 57m
Sun 12/138:31 am -
1 stop25h 30m
Deal found 10/17![Alaska Airlines logo]()
$477
This Gotogate deal was found by Cheapflights users on 10/19. 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.
Wed 11/258:59 pm -
1 stop19h 48m
Fri 11/272:06 pm -
1 stop9h 25m
Deal found 10/19![Alaska Airlines logo]()
$489
This Mytrip deal was found by Cheapflights users on 10/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:00 am -
1 stop16h 19m
Mon 12/217:20 pm -
1 stop4h 39m
Deal found 10/16![Alaska Airlines logo]()
$524
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 11/246:07 pm -
1 stop5h 52m
Tue 12/17:31 pm -
1 stop15h 42m
Deal found 10/17![Alaska Airlines logo]()
$526
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 October 20, 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 October 20, 2026.
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/85:57 pm -
1 stop4h 39m
Mon 1/116:01 pm -
1 stop4h 40m
Deal found 10/15![Alaska Airlines logo]()
$431
This Priceline deal was found by Cheapflights users on 10/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1112:00 pm -
1 stop5h 31m
Tue 2/1612:46 pm -
1 stop4h 29m
Deal found 10/16![Alaska Airlines logo]()
$435
This Alaska Airlines deal was found by Cheapflights users on 10/19. 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 2/1910:03 am -
1 stop26h 03m
Tue 2/235:14 am -
1 stop5h 55m
Deal found 10/19![Alaska Airlines logo]()
$447
This Priceline deal was found by Cheapflights users on 10/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/154:16 pm -
1 stop7h 34m
Mon 1/1812:32 pm -
1 stop7h 30m
Deal found 10/19![Alaska Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 12/106:01 pm -
1 stop4h 57m
Sun 12/138:31 am -
1 stop25h 30m
Deal found 10/17![Alaska Airlines logo]()
$477
Last-minute flights from Ontario to BellinghamDiscover last-minute flight deals from Ontario to Bellingham. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Bellingham. Data last updated October 20, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:07 pm -
1 stop20h 33m
Sun 11/17:29 pm -
1 stop15h 47m
Deal found 10/15![Multiple Airlines logo]()
$337
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
1 stop7h 26m
Sat 11/285:09 am -
1 stop6h 02m
Deal found 10/15![Alaska Airlines logo]()
$560
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 11/216:07 pm -
1 stop5h 52m
Sat 11/285:09 am -
1 stop6h 02m
Deal found 10/15![Alaska Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 11/238:15 am -
1 stop25h 06m
Mon 11/308:40 pm -
2 stops26h 18m
Deal found 10/17![Multiple Airlines logo]()
$276
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 11/246:07 pm -
1 stop5h 52m
Tue 12/17:31 pm -
1 stop15h 42m
Deal found 10/17![Alaska Airlines logo]()
$526
This Gotogate deal was found by Cheapflights users on 10/19. 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.
Wed 11/258:59 pm -
1 stop19h 48m
Fri 11/272:06 pm -
1 stop9h 25m
Deal found 10/19![Alaska Airlines logo]()
$489
This Gotogate deal was found by Cheapflights users on 10/18. 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.
Wed 11/258:59 pm -
1 stop19h 48m
Sun 11/297:24 pm -
1 stop15h 47m
Deal found 10/18![Alaska Airlines logo]()
$533
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 11/254:01 pm -
2 stops7h 58m
Mon 11/307:24 pm -
1 stop15h 49m
Deal found 10/17![Alaska Airlines logo]()
$538
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 October 20, 2026.
Search for one-way flight options from Ontario to Bellingham. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/2510:23 am -
1 stop5h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$160
This Priceline deal was found by Cheapflights users on 10/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:07 pm -
1 stop5h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Alaska Airlines logo]()
$221
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 4/136:00 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Alaska Airlines logo]()
$234
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
1 stop7h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Alaska Airlines logo]()
$236
This Priceline deal was found by Cheapflights users on 10/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:01 pm -
1 stop4h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Alaska Airlines logo]()
$270
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Tue 4/1312:24 pm -
2 stops11h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![American Airlines logo]()
$279
This Priceline deal was found by Cheapflights users on 10/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:13 am -
1 stop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Alaska Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Sun 12/2710:48 pm -
1 stop16h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 10/262:13 pm -
1 stop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$336
This Priceline deal was found by Cheapflights users on 10/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:09 pm -
1 stop7h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 11/238:59 pm -
2 stops14h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$358
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 October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $276 (Kiwi.com) |
One-way from | $221 (Priceline) |
Popular in | February |
Cheapest in | March |
Average price | $397 |
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 7,457,451 searches. Data last updated October 20, 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 Ontario - BLI Bellingham
ONTBLI
Ontario
Tue 4/13
6:00 am-12:17 pm
1 stop6h 17m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$234
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Fri 11/20
6:00 am-1:26 pm
1 stop7h 26m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$236
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Tue 12/15
6:01 pm-10:58 pm
1 stop4h 57m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$270
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Sat 11/21
6:07 pm-1:26 pm
2 stops19h 19m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$273
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Tue 4/13
12:24 pm-11:45 pm
2 stops11h 21m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Wed 10/28
11:13 am-6:38 pm
1 stop7h 25m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$303
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Tue 11/3
4:09 pm-11:45 pm
1 stop7h 36m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$303
Quickest round-trip
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Mon 10/26
2:13 pm-6:38 pm
1 stop4h 25m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$336
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Sun 4/11
6:00 am-12:17 pm
1 stop6h 17m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$365
OntarioBellingham
ONT Ontario - BLI Bellingham
ONTBLI
Ontario
Fri 11/27
6:00 am-1:26 pm
1 stop7h 26m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$365
Showing 1-10 of 16 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 October.
| 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 October 20, 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.
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Overall
7.9
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Crew
8.5
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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Alternative routes for Ontario to Bellingham
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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 October 20, 2026.
Complete your trip
Complete your trip to Bellingham by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Bellingham by cabin class
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 October 20, 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 October 20, 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 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$440 | FlexibilityNo cancel fee | On-time75% |