$83+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
Mar 9 — Mar 161
1 adult, Economy
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Find cheap flights from Baltimore 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
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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 February 7, 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 February 7, 2026.
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:30 pm
BWI
- YYZ
1 stop10h 50m
Multiple Airlines
Tue 3/103:40 pm
YYZ
- BWI
1 stop7h 51m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$235
This Mytrip deal was found by Cheapflights users on 2/5. 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.
Thu 3/510:06 am
BWI
- YYZ
1 stop9h 49m
Multiple Airlines
Mon 3/93:40 pm
YYZ
- BWI
1 stop17h 26m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 5/119:43 pm
BWI
- YYZ
1 stop16h 22m
Multiple Airlines
Sat 5/161:30 pm
YYZ
- BWI
1 stop10h 29m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 3/1112:30 pm
BWI
- YYZ
1 stop10h 50m
Multiple Airlines
Mon 3/168:30 pm
YYZ
- BWI
1 stop12h 44m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 4/812:01 pm
BWI
- YYZ
1 stop11h 19m
Multiple Airlines
Fri 4/103:40 pm
YYZ
- BWI
1 stop16h 48m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$279
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:20 am
BWI
- YYZ
1 stop13h 35m
Multiple Airlines
Mon 3/23:40 pm
YYZ
- BWI
1 stop17h 26m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Tue 2/244:45 pm
BWI
- YYZ
1 stop21h 35m
Multiple Airlines
Sun 3/110:05 am
YYZ
- BWI
1 stop22h 36m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 4/87:12 pm
BWI
- YYZ
1 stop24h 43m
Multiple Airlines
Sat 4/113:40 pm
YYZ
- BWI
1 stop16h 48m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:43 pm
BWI
- YUL
1 stop17h 27m
Multiple Airlines
Sun 4/265:25 pm
YUL
- BWI
2 stops15h 18m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Wed 3/254:05 pm
BWI
- YUL
1 stop24h 15m
Multiple Airlines
Sun 3/298:00 am
YUL
- BWI
1 stop24h 26m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$306
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:20 am
BWI
- YUL
1 stop9h 50m
Multiple Airlines
Wed 4/296:45 am
YUL
- BWI
1 stop10h 18m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/238:43 pm
BWI
- YOW
1 stop27h 42m
Multiple Airlines
Mon 3/304:15 pm
YOW
- BWI
1 stop16h 59m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$316
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 February 7, 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 February 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 3/1112:30 pm
BWI
- YYZ
1 stop10h 50m
Multiple Airlines
Mon 3/1611:15 pm
YYZ
- BWI
2 stops24h 44m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Tue 4/144:05 pm
BWI
- YYZ
1 stop22h 00m
Multiple Airlines
Sat 4/1811:15 am
YYZ
- BWI
2 stops13h 34m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/238:43 pm
BWI
- YOW
1 stop27h 42m
Multiple Airlines
Mon 3/304:15 pm
YOW
- BWI
1 stop16h 59m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Wed 4/296:00 am
BWI
- YQT
2 stops16h 59m
United Airlines
Thu 4/305:00 am
YQT
- BWI
2 stops9h 13m
United Airlines
Deal found 2/3![United Airlines logo]()
$803
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/233:19 pm
BWI
- YYZ
2 stops28h 16m
Multiple Airlines
Mon 3/303:40 pm
YYZ
- BWI
1 stop17h 34m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Wed 3/254:05 pm
BWI
- YUL
1 stop24h 15m
Multiple Airlines
Sat 3/288:00 am
YUL
- BWI
1 stop15h 59m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Tue 2/178:00 am
BWI
- YOW
1 stop9h 15m
Multiple Airlines
Wed 2/187:00 am
YOW
- BWI
1 stop26h 06m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Thu 2/269:13 pm
BWI
- YOW
1 stop21h 22m
Multiple Airlines
Mon 3/24:15 pm
YOW
- BWI
1 stop16h 51m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:20 am
BWI
- YOW
1 stop11h 05m
Multiple Airlines
Fri 2/273:55 pm
YOW
- BWI
2 stops32h 41m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Sun 3/229:43 pm
BWI
- YUL
1 stop18h 37m
Multiple Airlines
Sun 3/298:00 am
YUL
- BWI
1 stop24h 26m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 2/168:54 am
BWI
- YOW
1 stop9h 41m
Multiple Airlines
Wed 2/187:00 am
YOW
- BWI
1 stop26h 06m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Sat 3/216:05 am
BWI
- YXU
2 stops15h 16m
United Airlines
Sat 3/285:10 am
YXU
- BWI
2 stops16h 32m
United Airlines
Deal found 2/3![United Airlines logo]()
$851
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:05 pm
BWI
- YUL
1 stop8h 40m
Multiple Airlines
Mon 4/138:00 am
YUL
- BWI
1 stop15h 59m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Fri 3/206:25 am
BWI
- YUL
1 stop9h 55m
Multiple Airlines
Mon 3/238:00 am
YUL
- BWI
1 stop25h 14m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/236:30 am
BWI
- YXU
2 stops14h 51m
United Airlines
Wed 2/259:25 am
YXU
- BWI
2 stops11h 52m
United Airlines
Deal found 2/3![United Airlines logo]()
$928
This Mytrip deal was found by Cheapflights users on 2/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:06 am
BWI
- YOW
1 stop14h 19m
Multiple Airlines
Fri 3/69:25 am
YOW
- BWI
3 stops23h 41m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Sun 3/226:05 am
BWI
- YXU
2 stops26h 41m
United Airlines
Sun 3/295:10 am
YXU
- BWI
2 stops8h 57m
United Airlines
Deal found 2/5![United Airlines logo]()
$980
This Mytrip deal was found by Cheapflights users on 2/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/234:05 pm
BWI
- YTZ
2 stops21h 15m
Multiple Airlines
Mon 3/307:00 am
YTZ
- BWI
2 stops12h 44m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Fri 4/175:20 am
BWI
- YUL
1 stop11h 08m
Multiple Airlines
Mon 4/205:10 pm
YUL
- BWI
2 stops15h 02m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 2/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/236:20 am
BWI
- YXU
2 stops10h 45m
United Airlines
Mon 3/305:10 am
YXU
- BWI
2 stops8h 57m
United Airlines
Deal found 2/6![United Airlines logo]()
$1,106
This Mytrip deal was found by Cheapflights users on 2/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:39 pm
BWI
- YOW
2 stops15h 56m
Multiple Airlines
Thu 3/267:00 am
YOW
- BWI
1 stop16h 59m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Thu 3/193:19 pm
BWI
- YYZ
2 stops20h 16m
Multiple Airlines
Sun 3/228:30 pm
YYZ
- BWI
1 stop11h 56m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$408
This Mytrip deal was found by Cheapflights users on 2/5. 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.
Thu 3/194:05 pm
BWI
- YTZ
2 stops21h 37m
Multiple Airlines
Mon 3/232:05 pm
YTZ
- BWI
2 stops19h 09m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Thu 2/196:30 am
BWI
- YXU
2 stops10h 35m
United Airlines
Sun 2/225:10 am
YXU
- BWI
2 stops8h 51m
United Airlines
Deal found 2/5![United Airlines logo]()
$1,321
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:20 am
BWI
- YTZ
2 stops12h 35m
Multiple Airlines
Mon 3/92:05 pm
YTZ
- BWI
2 stops19h 01m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$415
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:05 pm
BWI
- YTZ
2 stops27h 45m
Multiple Airlines
Sun 3/222:05 pm
YTZ
- BWI
2 stops19h 09m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:43 pm
BWI
- YOW
1 stop26h 42m
Multiple Airlines
Mon 4/277:00 am
YOW
- BWI
1 stop16h 59m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Sun 2/159:04 pm
BWI
- YOW
1 stop27h 21m
Multiple Airlines
Sat 2/2110:10 am
YOW
- BWI
2 stops24h 17m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:50 pm
BWI
- YOW
1 stop19h 27m
Multiple Airlines
Fri 3/133:55 pm
YOW
- BWI
2 stops23h 57m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$418
This Mytrip deal was found by Cheapflights users on 2/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:20 am
BWI
- YUL
1 stop11h 08m
Multiple Airlines
Tue 4/214:35 pm
YUL
- BWI
3 stops24h 28m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$419
Last-minute flights from Baltimore to OntarioDiscover last-minute flight deals from Baltimore to Ontario. Data last updated February 7, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Ontario. Data last updated February 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Tue 2/244:45 pm
BWI
- YYZ
1 stop21h 35m
Multiple Airlines
Sun 3/110:05 am
YYZ
- BWI
1 stop22h 36m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$285
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:20 am
BWI
- YYZ
1 stop13h 35m
Multiple Airlines
Mon 3/23:40 pm
YYZ
- BWI
1 stop17h 26m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$280
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:30 pm
BWI
- YYZ
1 stop10h 50m
Multiple Airlines
Tue 3/103:40 pm
YYZ
- BWI
1 stop7h 51m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Tue 3/312:30 pm
BWI
- YOW
1 stop11h 55m
Multiple Airlines
Fri 3/63:55 pm
YOW
- BWI
2 stops24h 03m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$319
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:45 pm
BWI
- YUL
1 stop7h 45m
Multiple Airlines
Tue 3/108:00 am
YUL
- BWI
1 stop15h 31m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$339
This Mytrip deal was found by Cheapflights users on 2/5. 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 3/412:30 pm
BWI
- YYZ
2 stops22h 56m
Multiple Airlines
Mon 3/93:40 pm
YYZ
- BWI
1 stop17h 26m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$294
This Mytrip deal was found by Cheapflights users on 2/5. 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.
Thu 3/510:06 am
BWI
- YYZ
1 stop9h 49m
Multiple Airlines
Mon 3/93:40 pm
YYZ
- BWI
1 stop17h 26m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 3/1112:30 pm
BWI
- YYZ
1 stop10h 50m
Multiple Airlines
Mon 3/168:30 pm
YYZ
- BWI
1 stop12h 44m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Thu 3/129:43 pm
BWI
- YYZ
1 stop16h 57m
Multiple Airlines
Mon 3/168:30 pm
YYZ
- BWI
1 stop12h 44m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/238:43 pm
BWI
- YOW
1 stop27h 42m
Multiple Airlines
Mon 3/304:15 pm
YOW
- BWI
1 stop16h 59m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Wed 3/254:05 pm
BWI
- YUL
1 stop24h 15m
Multiple Airlines
Sun 3/298:00 am
YUL
- BWI
1 stop24h 26m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Wed 3/257:40 pm
BWI
- YUL
2 stops20h 40m
Multiple Airlines
Sat 3/288:00 am
YUL
- BWI
1 stop15h 59m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$335
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 February 7, 2026.
Search for one-way flight options from Baltimore to Ontario. Find affordable one-way fares based on user searches. Data last updated February 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Wed 4/155:20 am
BWI
- YYZ
1 stop8h 45m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Wed 4/299:41 am
BWI
- YYZ
1 stop28h 24m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$84
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:30 pm
BWI
- YYZ
1 stop10h 50m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Wed 3/2510:19 am
BWI
- YUL
1 stop30h 01m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$113
This Booking.com deal was found by Cheapflights users on 2/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:20 am
BWI
- YOW
1 stop11h 05m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:19 pm
BWI
- YYZ
2 stops20h 07m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 4/229:41 am
BWI
- YUL
2 stops32h 44m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 2/2510:06 am
BWI
- YUL
1 stop30h 16m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/238:43 pm
BWI
- YOW
1 stop27h 42m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Thu 5/79:43 pm
BWI
- YYZ
1 stop19h 12m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/308:43 pm
BWI
- YYZ
2 stops17h 37m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Mon 3/308:43 pm
BWI
- YOW
1 stop27h 42m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$150
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 February 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $235 (Mytrip) |
One-way from | $83 (Kiwi.com) |
Popular in | November |
Cheapest in | June |
Average price | $301 |
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 February 7, 2026.
Use the filters below to find and compare flights from Baltimore to Ontario that are best for you.
Fly from
Baltimore
Fly to
Ontario
Route
Depart
Return
Price
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
Wed 3/11
12:30 pm-11:20 pm
1 stop10h 50m
Toronto Pearson Intl
Mon 3/16
11:15 pm-11:59 pm
2 stops24h 44m
$311
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
Tue 4/14
4:05 pm-2:05 pm
1 stop22h 00m
Toronto Pearson Intl
Sat 4/18
11:15 am-12:49 am
2 stops13h 34m
$315
BaltimoreOttawa
BWI - YOW
BWIYOW
Baltimore/Washington
Mon 3/23
8:43 pm-12:25 am
1 stop27h 42m
Ottawa
Mon 3/30
4:15 pm-9:14 am
1 stop16h 59m
$316
BaltimoreToronto
BWI - YYZ
BWIYYZ
Baltimore/Washington
Mon 3/23
3:19 pm-7:35 pm
2 stops28h 16m
Toronto Pearson Intl
Mon 3/30
3:40 pm-9:14 am
1 stop17h 34m
$342
BaltimoreMontreal
BWI - YUL
BWIYUL
Baltimore/Washington
Wed 3/25
4:05 pm-4:20 pm
1 stop24h 15m
Montreal Pierre Elliott Trudeau Intl
Sat 3/28
8:00 am-11:59 pm
1 stop15h 59m
$343
BaltimoreOttawa
BWI - YOW
BWIYOW
Baltimore/Washington
Tue 2/17
8:00 am-5:15 pm
1 stop9h 15m
Ottawa
Wed 2/18
7:00 am-9:06 am
1 stop26h 06m
$347
BaltimoreOttawa
BWI - YOW
BWIYOW
Baltimore/Washington
Thu 2/26
9:13 pm-6:35 pm
1 stop21h 22m
Ottawa
Mon 3/2
4:15 pm-9:06 am
1 stop16h 51m
$356
BaltimoreOttawa
BWI - YOW
BWIYOW
Baltimore/Washington
Tue 2/24
6:20 am-5:25 pm
1 stop11h 05m
Ottawa
Fri 2/27
3:55 pm-12:36 am
2 stops32h 41m
$366
BaltimoreMontreal
BWI - YUL
BWIYUL
Baltimore/Washington
Sun 3/22
9:43 pm-4:20 pm
1 stop18h 37m
Montreal Pierre Elliott Trudeau Intl
Sun 3/29
8:00 am-8:26 am
1 stop24h 26m
$375
BaltimoreOttawa
BWI - YOW
BWIYOW
Baltimore/Washington
Mon 2/16
8:54 am-6:35 pm
1 stop9h 41m
Ottawa
Wed 2/18
7:00 am-9:06 am
1 stop26h 06m
$375
Showing 1-10 of 53 results
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-YXU
BWI-YTZ
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-YXU
What is the cheapest month to book a flight from Baltimore to Region of Ontario?
Currently, March is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of $98). Flying from Baltimore to Region of Ontario in January is currently the most expensive (average of $193). 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.
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 February 7, 2026.
Read reviews from past customers who have flown Porter Airlines, Delta, and United Airlines from Baltimore to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.5
Comfort
7.9
Boarding
8.2
Crew
8.6
Overall
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Food
7.5
Comfort
7.9
Boarding
8.2
Crew
8.6
Overall
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Food
7.5
Comfort
7.9
Boarding
8.2
Crew
8.6
Overall
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Food
7.5
Comfort
7.9
Boarding
8.2
Crew
8.6
Overall
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Food
7.5
Comfort
7.9
Boarding
8.2
Crew
8.6
Overall
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Food
7.5
Comfort
7.9
Boarding
8.2
Crew
8.6
Overall
7.9
Entertainment
6.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
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
See prices for flight routes from nearby airports that may be better suited for you.
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 February 7, 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 4 airlines flying from Baltimore to Ontario
Discover the top 4 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 February 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$322 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$187 | Average$275 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$187 | Average$332 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$349 | Average$495 | FlexibilityNo cancel fee | On-time60% |