$161+ Cheap flights from Bellingham to Ontario (BLI - ONT)
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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — ONT
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Find cheap flights from Bellingham to Ontario 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 Bellingham to Ontario
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Cheapest flights from Bellingham to OntarioExplore the most affordable flight options available from Bellingham to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Bellingham to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/98:59 pm -
1 stop19h 22m
Wed 11/1810:35 am -
1 stop22h 21m
Deal found 11/9![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/128:45 pm -
1 stop14h 31m
Wed 11/185:07 pm -
1 stop15h 49m
Deal found 11/9![Multiple Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/237:00 am -
1 stop8h 03m
Mon 12/288:59 pm -
1 stop25h 20m
Deal found 11/8![Alaska Airlines logo]()
$467
This Gotogate deal was found by Cheapflights users on 11/5. 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 12/172:44 pm -
1 stop5h 19m
Mon 12/218:59 pm -
1 stop17h 05m
Deal found 11/5![Alaska Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/139:01 pm -
1 stop19h 20m
Wed 11/185:07 pm -
1 stop15h 49m
Deal found 11/9![Multiple Airlines logo]()
$489
This Gotogate deal was found by Cheapflights users on 11/8. 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 12/312:44 pm -
1 stop5h 19m
Sun 1/38:46 pm -
2 stops15h 07m
Deal found 11/8![Alaska Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/98:59 pm -
1 stop19h 22m
Thu 11/198:35 pm -
1 stop13h 11m
Deal found 11/9![Multiple Airlines logo]()
$493
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 12/97:31 pm -
1 stop15h 42m
Fri 12/117:10 am -
1 stop15h 48m
Deal found 11/6![Alaska Airlines logo]()
$495
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/128:45 pm -
1 stop19h 36m
Thu 11/198:35 pm -
1 stop13h 11m
Deal found 11/9![Multiple Airlines logo]()
$496
Best flights from Bellingham to OntarioDiscover carefully curated flight deals from Bellingham to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Bellingham to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 5/15:14 am -
1 stop5h 55m
Tue 5/46:00 am -
1 stop6h 17m
Deal found 11/5![Alaska Airlines logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 5/112:46 pm -
1 stop4h 29m
Wed 5/512:00 pm -
1 stop5h 31m
Deal found 11/5![Alaska Airlines logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 2/109:00 am -
2 stops11h 03m
Mon 2/157:20 am -
1 stop15h 22m
Deal found 11/8![Alaska Airlines logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 12/297:20 pm -
1 stop4h 39m
Mon 1/46:00 am -
1 stop8h 04m
Deal found 11/6![Alaska Airlines logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/237:00 am -
1 stop8h 03m
Mon 12/288:59 pm -
1 stop25h 20m
Deal found 11/8![Alaska Airlines logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 1/2512:32 pm -
1 stop7h 31m
Thu 1/284:29 pm -
1 stop7h 19m
Deal found 11/6![Alaska Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 12/97:31 pm -
2 stops28h 23m
Fri 12/117:10 am -
2 stops30h 16m
Deal found 11/6![Alaska Airlines logo]()
$565
This Alaska Airlines deal was found by Cheapflights users on 11/9. 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 12/77:31 pm -
1 stop15h 42m
Fri 12/115:01 pm -
1 stop20h 25m
Deal found 11/9![Alaska Airlines logo]()
$567
Last-minute flights from Bellingham to OntarioDiscover last-minute flight deals from Bellingham to Ontario. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to Ontario. Data last updated November 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/98:59 pm -
1 stop19h 22m
Wed 11/1810:35 am -
1 stop22h 21m
Deal found 11/9![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/98:59 pm -
1 stop19h 22m
Thu 11/198:35 pm -
1 stop13h 11m
Deal found 11/9![Multiple Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/128:45 pm -
1 stop14h 31m
Wed 11/185:07 pm -
1 stop15h 49m
Deal found 11/9![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/128:45 pm -
1 stop19h 36m
Thu 11/198:35 pm -
1 stop13h 11m
Deal found 11/9![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/139:01 pm -
1 stop19h 20m
Wed 11/185:07 pm -
1 stop15h 49m
Deal found 11/9![Multiple Airlines logo]()
$489
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 12/97:31 pm -
1 stop15h 42m
Fri 12/117:10 am -
1 stop15h 48m
Deal found 11/6![Alaska Airlines logo]()
$495
This Gotogate deal was found by Cheapflights users on 11/5. 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 12/172:44 pm -
1 stop5h 19m
Mon 12/218:59 pm -
1 stop17h 05m
Deal found 11/5![Alaska Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/237:00 am -
1 stop8h 03m
Mon 12/288:59 pm -
1 stop25h 20m
Deal found 11/8![Alaska Airlines logo]()
$467
This Gotogate deal was found by Cheapflights users on 11/8. 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 12/312:44 pm -
1 stop5h 19m
Sun 1/38:46 pm -
2 stops15h 07m
Deal found 11/8![Alaska Airlines logo]()
$492
One-way flights from Bellingham to OntarioSearch for one-way flight options from Bellingham to Ontario. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Bellingham to Ontario. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Trip.com deal was found by Cheapflights users on 11/5. 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.
Sat 12/1911:38 am -
1 stop10h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$161
This Flightnetwork deal was found by Cheapflights users on 11/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/912:56 pm -
1 stop9h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Alaska Airlines logo]()
$230
This Trip.com deal was found by Cheapflights users on 11/5. 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.
Fri 11/2010:36 am -
1 stop20h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 11/2112:18 pm -
1 stop4h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$308
This Priceline deal was found by Cheapflights users on 11/5. 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 11/2612:18 pm -
1 stop4h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$309
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Tue 11/177:29 pm -
1 stop15h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Alaska Airlines logo]()
$310
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Wed 11/187:29 pm -
1 stop15h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$319
This Priceline deal was found by Cheapflights users on 11/5. 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 11/195:14 am -
1 stop5h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$342
This Gotogate deal was found by Cheapflights users on 11/5. 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.
Mon 11/167:29 pm -
1 stop15h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$348
This Trip.com deal was found by Cheapflights users on 11/5. 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.
Sat 11/217:24 pm -
2 stops13h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$374
Find flight deals from Bellingham to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Ontario (ONT). 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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $147 (Kiwi.com) |
Popular in | April |
Cheapest in | November |
Average price | $206 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to Ontario 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 November 10, 2026.
Use the filters below to find and compare flights from Bellingham to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Tue 3/9
12:56 pm-10:39 pm
1 stop9h 43m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$230
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Fri 11/20
10:36 am-7:20 am
1 stop20h 44m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$251
Quickest round-trip
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Sat 11/21
12:18 pm-5:11 pm
1 stop4h 53m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$308
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Tue 11/17
7:29 pm-11:18 am
1 stop15h 49m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$310
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Thu 11/19
5:14 am-11:13 am
1 stop5h 59m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$342
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Mon 11/16
7:29 pm-11:18 am
1 stop15h 49m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$348
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Sat 11/21
7:24 pm-8:30 am
2 stops13h 06m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$374
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Sat 12/19
7:00 am-8:06 pm
2 stops13h 06m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$388
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Sat 5/1
5:14 am-11:09 am
1 stop5h 55m
Ontario
Tue 5/4
6:00 am-12:17 pm
1 stop6h 17m
$411
BellinghamOntario
BLI Bellingham - ONT Ontario
BLIONT
Bellingham
Sat 5/1
12:46 pm-5:15 pm
1 stop4h 29m
Ontario
Wed 5/5
12:00 pm-5:31 pm
1 stop5h 31m
$411
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Bellingham to Ontario
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 Bellingham to Ontario in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bellingham-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-Ontario 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 Bellingham-Ontario 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 Bellingham to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Bellingham with our price prediction graph.
BLI-ONT
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.
Related info for your journey
Find useful and relevant information for your journey from Bellingham to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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