$130+ Cheap flights from Baltimore (BWI) to Ontario
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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
juil. 6 — juil. 131
Round-trip
1 adult, Economy
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Cheapest flights from Baltimore to OntarioExplore the most affordable flight options available from Baltimore to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 6, 2026.
Explore the most affordable flight options available from Baltimore to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/161:55 pm
BWI
- YYZ
1 stop24h 10m
Multiple Airlines
lun. 9/219:30 am
YYZ
- BWI
1 stop27h 30m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
mer. 8/121:05 pm
BWI
- YYZ
1 stop25h 00m
Multiple Airlines
mer. 8/199:30 am
YYZ
- BWI
1 stop26h 43m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/211:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
jeu. 8/136:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
jeu. 7/161:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
jeu. 7/236:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
mar. 9/221:55 pm
BWI
- YYZ
1 stop27h 00m
Multiple Airlines
ven. 9/258:10 am
YYZ
- BWI
1 stop12h 55m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
mar. 8/46:25 am
BWI
- YYZ
1 stop10h 20m
Multiple Airlines
mar. 8/119:30 am
YYZ
- BWI
1 stop26h 40m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
ven. 9/113:20 pm
BWI
- YYZ
1 stop8h 15m
Multiple Airlines
dim. 9/134:50 pm
YYZ
- BWI
1 stop16h 38m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
ven. 7/311:05 pm
BWI
- YYZ
1 stop25h 00m
Multiple Airlines
lun. 8/31:30 pm
YYZ
- BWI
1 stop22h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
mar. 9/18:52 am
BWI
- YYZ
2 stops13h 13m
Multiple Airlines
ven. 9/111:30 pm
YYZ
- BWI
1 stop23h 30m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
jeu. 7/306:25 am
BWI
- YYZ
1 stop8h 05m
Multiple Airlines
mar. 8/46:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
jeu. 9/1712:02 pm
BWI
- YTZ
1 stop5h 58m
Multiple Airlines
lun. 9/218:40 pm
YTZ
- BWI
2 stops19h 32m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
mer. 8/126:05 am
BWI
- YYZ
1 stop14h 00m
Multiple Airlines
ven. 8/148:10 am
YYZ
- BWI
1 stop24h 54m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$399
Best flights from Baltimore to OntarioDiscover carefully curated flight deals from Baltimore to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated juin 6, 2026.
Discover carefully curated flight deals from Baltimore to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated juin 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
ven. 9/1812:02 pm
BWI
- YTZ
1 stop5h 58m
Multiple Airlines
dim. 9/208:40 pm
YTZ
- BWI
1 stop14h 27m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/56:38 pm
BWI
- YYZ
1 stop5h 21m
United Airlines
sam. 7/118:45 am
YYZ
- BWI
1 stop5h 12m
United Airlines
Deal found 6/5![United Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/85:36 pm
BWI
- YYZ
1 stop5h 23m
Delta
mer. 8/126:10 am
YYZ
- BWI
1 stop5h 32m
Delta
Deal found 6/5![Delta logo]()
$548
This American Airlines deal was found by Cheapflights users on 6/2. 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.
mar. 8/46:15 am
BWI
- YOW
2 stops8h 40m
American Airlines
sam. 8/87:00 am
YOW
- BWI
2 stops13h 49m
American Airlines
Deal found 6/2![American Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/155:40 pm
BWI
- YYZ
1 stop6h 33m
United Airlines
mar. 8/189:00 pm
YYZ
- BWI
1 stop13h 09m
United Airlines
Deal found 6/5![United Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/35:32 pm
BWI
- YUL
1 stop5h 56m
Delta
lun. 7/67:00 am
YUL
- BWI
1 stop8h 58m
Delta
Deal found 6/1![Delta logo]()
$551
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
jeu. 7/163:21 pm
BWI
- YOW
1 stop23h 14m
Multiple Airlines
jeu. 7/237:00 am
YOW
- BWI
2 stops17h 23m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$578
This oojo deal was found by Cheapflights users on 6/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 9/66:05 am
BWI
- YQT
2 stops12h 40m
WestJet
jeu. 1/283:45 pm
YQT
- BWI
2 stops27h 56m
WestJet
Deal found 6/6![WestJet logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/196:38 pm
BWI
- YYZ
1 stop5h 21m
United Airlines
dim. 7/265:15 pm
YYZ
- BWI
1 stop7h 13m
United Airlines
Deal found 6/4![United Airlines logo]()
$575
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/106:20 pm
BWI
- YUL
1 stop5h 32m
Delta
dim. 7/127:00 am
YUL
- BWI
1 stop10h 15m
Delta
Deal found 6/1![Delta logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
jeu. 7/239:28 pm
BWI
- YOW
1 stop17h 07m
Multiple Airlines
lun. 7/272:10 pm
YOW
- BWI
2 stops17h 16m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$619
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/65:32 pm
BWI
- YUL
1 stop5h 56m
Delta
ven. 7/177:00 am
YUL
- BWI
1 stop8h 53m
Delta
Deal found 6/5![Delta logo]()
$588
This American Airlines deal was found by Cheapflights users on 6/4. 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.
sam. 8/18:16 pm
BWI
- YOW
2 stops18h 39m
American Airlines
mar. 8/48:40 am
YOW
- BWI
2 stops11h 56m
American Airlines
Deal found 6/4![American Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/266:15 am
BWI
- YYZ
1 stop9h 31m
United Airlines
lun. 7/611:00 am
YYZ
- BWI
1 stop13h 28m
United Airlines
Deal found 6/4![United Airlines logo]()
$602
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/266:08 am
BWI
- YYZ
1 stop7h 26m
Delta
lun. 6/296:14 pm
YYZ
- BWI
1 stop5h 04m
Delta
Deal found 6/2![Delta logo]()
$602
This American Airlines deal was found by Cheapflights users on 6/2. 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.
mer. 8/127:24 pm
BWI
- YOW
2 stops19h 31m
American Airlines
mer. 8/198:40 am
YOW
- BWI
2 stops9h 05m
American Airlines
Deal found 6/2![American Airlines logo]()
$760
This United deal was found by Cheapflights users on 6/3. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/96:38 pm
BWI
- YTZ
1 stop15h 28m
Multiple Airlines
lun. 7/1312:15 pm
YTZ
- BWI
1 stop21h 12m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$697
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/266:15 am
BWI
- YYZ
1 stop14h 29m
United Airlines
dim. 6/289:00 pm
YYZ
- BWI
1 stop12h 26m
United Airlines
Deal found 6/5![United Airlines logo]()
$634
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/105:27 pm
BWI
- YYZ
1 stop5h 35m
Delta
dim. 7/124:10 pm
YYZ
- BWI
1 stop7h 08m
Delta
Deal found 6/5![Delta logo]()
$603
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/266:38 pm
BWI
- YTZ
1 stop15h 28m
United Airlines
lun. 6/2912:15 pm
YTZ
- BWI
1 stop21h 11m
United Airlines
Deal found 6/2![United Airlines logo]()
$635
This United deal was found by Cheapflights users on 6/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/266:38 pm
BWI
- YTZ
1 stop15h 28m
Multiple Airlines
sam. 6/277:20 pm
YTZ
- BWI
1 stop14h 06m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$721
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 6/186:08 am
BWI
- YYZ
1 stop7h 26m
Delta
dim. 6/212:29 pm
YYZ
- BWI
1 stop8h 49m
Delta
Deal found 6/1![Delta logo]()
$615
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/58:10 am
BWI
- YTZ
1 stop8h 31m
United Airlines
sam. 9/57:20 pm
YTZ
- BWI
1 stop14h 48m
United Airlines
Deal found 6/1![United Airlines logo]()
$647
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/295:07 pm
BWI
- YUL
1 stop6h 48m
Delta
lun. 7/67:00 am
YUL
- BWI
1 stop8h 58m
Delta
Deal found 6/2![Delta logo]()
$615
This United deal was found by Cheapflights users on 6/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/156:38 pm
BWI
- YTZ
1 stop15h 28m
Multiple Airlines
ven. 7/1712:15 pm
YTZ
- BWI
1 stop12h 13m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$754
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/86:17 am
BWI
- YTZ
1 stop10h 24m
United Airlines
mar. 10/137:20 pm
YTZ
- BWI
1 stop14h 59m
United Airlines
Deal found 6/3![United Airlines logo]()
$647
This oojo deal was found by Cheapflights users on 6/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/176:08 am
BWI
- YQT
2 stops36h 52m
WestJet
ven. 7/247:20 pm
YQT
- BWI
2 stops27h 53m
WestJet
Deal found 6/1![WestJet logo]()
$1,208
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/205:27 pm
BWI
- YUL
1 stop5h 58m
Delta
lun. 7/277:00 am
YUL
- BWI
1 stop11h 15m
Delta
Deal found 6/5![Delta logo]()
$621
This United deal was found by Cheapflights users on 6/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/2010:25 am
BWI
- YTZ
1 stop6h 16m
Multiple Airlines
mar. 8/2512:15 pm
YTZ
- BWI
1 stop9h 14m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$771
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/18:16 am
BWI
- YTZ
1 stop8h 25m
United Airlines
mer. 7/812:15 pm
YTZ
- BWI
1 stop5h 21m
United Airlines
Deal found 6/1![United Airlines logo]()
$657
Last-minute flights from Baltimore to OntarioDiscover last-minute flight deals from Baltimore to Ontario. Data last updated juin 6, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Ontario. Data last updated juin 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
mer. 6/249:30 pm
BWI
- YYZ
1 stop19h 15m
Multiple Airlines
mer. 7/19:30 am
YYZ
- BWI
1 stop26h 43m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
jeu. 7/99:28 pm
BWI
- YOW
1 stop17h 07m
Multiple Airlines
lun. 7/277:00 am
YOW
- BWI
1 stop29h 10m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
mer. 7/156:05 am
BWI
- YYZ
1 stop10h 40m
Multiple Airlines
mar. 7/216:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
jeu. 7/161:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
jeu. 7/236:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
dim. 7/191:05 pm
BWI
- YOW
1 stop25h 52m
Multiple Airlines
lun. 8/37:00 am
YOW
- BWI
1 stop29h 10m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/191:05 pm
BWI
- YOW
1 stop25h 52m
Multiple Airlines
ven. 7/317:00 am
YOW
- BWI
1 stop17h 23m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
dim. 7/191:05 pm
BWI
- YYZ
2 stops28h 04m
Multiple Airlines
ven. 7/317:45 am
YYZ
- BWI
1 stop9h 30m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
lun. 7/201:05 pm
BWI
- YYZ
1 stop25h 00m
Multiple Airlines
jeu. 7/236:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/201:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
lun. 7/271:30 pm
YYZ
- BWI
1 stop22h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/211:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
jeu. 8/136:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
jeu. 7/306:25 am
BWI
- YYZ
1 stop8h 05m
Multiple Airlines
mar. 8/46:30 am
YYZ
- BWI
1 stop29h 40m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
ven. 7/311:05 pm
BWI
- YYZ
1 stop25h 00m
Multiple Airlines
lun. 8/31:30 pm
YYZ
- BWI
1 stop22h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$389
One-way flights from Baltimore to OntarioSearch for one-way flight options from Baltimore to Ontario. Find affordable one-way fares based on user searches. Data last updated juin 6, 2026.
Search for one-way flight options from Baltimore to Ontario. Find affordable one-way fares based on user searches. Data last updated juin 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
lun. 8/311:10 pm
BWI
- YYZ
1 stop24h 55m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$130
This Trip.com deal was found by Cheapflights users on 6/5. 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.
lun. 7/201:05 pm
BWI
- YYZ
1 stop25h 00m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
mar. 7/281:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
mer. 7/221:05 pm
BWI
- YYZ
1 stop25h 00m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
mar. 8/41:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
dim. 8/301:10 pm
BWI
- YYZ
2 stops30h 34m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/191:05 pm
BWI
- YYZ
2 stops28h 04m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
mar. 7/211:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
ven. 7/171:05 pm
BWI
- YYZ
1 stop27h 50m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
sam. 7/181:05 pm
BWI
- YYZ
1 stop25h 55m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/191:05 pm
BWI
- YTZ
2 stops29h 53m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
lun. 7/131:05 pm
BWI
- YYZ
1 stop7h 50m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$179
Find flight deals from Baltimore to Ontario
Keep the following information in mind while searching for Baltimore to Ontario flight deals. Data was last updated juin 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $344 (Kiwi.com) |
One-way from | $130 (Kiwi.com) |
Popular in | May |
Cheapest in | June |
Average price | $259 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore 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 2,558,603 searches. Data last updated juin 6, 2026.
Use the filters below to find and compare flights from Baltimore to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreToronto
BWI - YTZ
BWIYTZ
Baltimore/Washington
ven. 9/18
12:02 pm-6:00 pm
1 stop5h 58m
Toronto Island
dim. 9/20
8:40 pm-11:07 am
1 stop14h 27m
$438
Quickest round-trip
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
dim. 7/5
6:38 pm-11:59 pm
1 stop5h 21m
Toronto Pearson Intl
sam. 7/11
8:45 am-1:57 pm
1 stop5h 12m
$548
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
sam. 8/8
5:36 pm-10:59 pm
1 stop5h 23m
Toronto Pearson Intl
mer. 8/12
6:10 am-11:42 am
1 stop5h 32m
$548
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
sam. 8/15
5:40 pm-12:13 am
1 stop6h 33m
Toronto Pearson Intl
mar. 8/18
9:00 pm-10:09 am
1 stop13h 09m
$548
BaltimoreMontreal
BWI - YUL
BWIYUL
Baltimore/Washington
ven. 7/3
5:32 pm-11:28 pm
1 stop5h 56m
Montreal Pierre Elliott Trudeau Intl
lun. 7/6
7:00 am-3:58 pm
1 stop8h 58m
$551
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
dim. 7/19
6:38 pm-11:59 pm
1 stop5h 21m
Toronto Pearson Intl
dim. 7/26
5:15 pm-12:28 am
1 stop7h 13m
$575
BaltimoreOttawa
BWI - YOW
BWIYOW
Baltimore/Washington
jeu. 7/16
3:21 pm-2:35 pm
1 stop23h 14m
Ottawa
jeu. 7/23
7:00 am-12:23 am
2 stops17h 23m
$578
BaltimoreMontreal
BWI - YUL
BWIYUL
Baltimore/Washington
ven. 7/10
6:20 pm-11:52 pm
1 stop5h 32m
Montreal Pierre Elliott Trudeau Intl
dim. 7/12
7:00 am-5:15 pm
1 stop10h 15m
$583
BaltimoreMontreal
BWI - YUL
BWIYUL
Baltimore/Washington
lun. 7/6
5:32 pm-11:28 pm
1 stop5h 56m
Montreal Pierre Elliott Trudeau Intl
ven. 7/17
7:00 am-3:53 pm
1 stop8h 53m
$588
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
ven. 6/26
6:15 am-3:46 pm
1 stop9h 31m
Toronto Pearson Intl
lun. 7/6
11:00 am-12:28 am
1 stop13h 28m
$602
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Baltimore to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Baltimore with our price prediction graph.
BWI-YYZ
BWI-YOW
BWI-YUL
BWI-YTZ
BWI-YQT
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 Baltimore to Ontario
BWI-CAON
BWI-YYZ
BWI-YOW
BWI-YUL
BWI-YTZ
What is the cheapest month to book a flight from Baltimore to Region of Ontario?
Currently, June is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of $108). Flying from Baltimore to Region of Ontario in July is currently the most expensive (average of $263). 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.
How much does it cost to fly round-trip from Baltimore to Region of Ontario?
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated juin 6, 2026.
Read reviews from past customers who have flown Porter Airlines,Delta, andWestJet from Baltimore to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Crew
8.6
Boarding
8.2
Comfort
8.0
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Related info for your journey
Find useful and relevant information for your journey from Baltimore 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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Alternative routes for Baltimore to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Baltimore to Ontario by cabin class
Find flights from Baltimore to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Ontario flights
Browse other Baltimore and Ontario flight options. Last updated on juin 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Baltimore to Ontario flights
Consider these flights traveling from Baltimore to Ontario.
Top 3 airlines flying from Baltimore to Ontario
Discover the top 3 airlines that operate flights from Baltimore to Ontario. 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 juin 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$220 | Average$275 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$234 | Average$524 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$495 | Average$689 | FlexibilityNo cancel fee | On-time60% |