$79+ Cheap flights from LaGuardia, NY (LGA) 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YYZ
7月 10 — 7月 171
Round-trip
1 adult, Economy
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Cheapest flights from LaGuardia to OntarioExplore the most affordable flight options available from LaGuardia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6月 10, 2026.
Explore the most affordable flight options available from LaGuardia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6月 10, 2026.
This FlipMilhas 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 FlipMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 7/217:55 am
LGA
- YTZ
Nonstop1h 41m
GOL
火 7/287:25 am
YTZ
- LGA
Nonstop1h 27m
GOL
Deal found 6/5![GOL logo]()
$201
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 9/812:55 pm
LGA
- YTZ
Nonstop1h 39m
Air Canada
木 9/108:30 am
YTZ
- LGA
1 stop6h 06m
Air Canada
Deal found 6/9![Air Canada logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
水 9/169:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
水 9/235:50 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$226
This Flightnetwork deal was found by Cheapflights users on 6/10. 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.
木 10/88:45 am
LGA
- YYZ
Nonstop1h 35m
Air Canada
土 10/105:25 pm
YYZ
- LGA
Nonstop1h 36m
Air Canada
Deal found 6/10![Air Canada logo]()
$227
This Flightnetwork deal was found by Cheapflights users on 6/10. 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.
木 10/86:30 pm
LGA
- YTZ
Nonstop1h 39m
Air Canada
土 10/106:10 pm
YTZ
- LGA
Nonstop1h 21m
Air Canada
Deal found 6/10![Air Canada logo]()
$227
This Super.com deal was found by Cheapflights users on 6/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 9/105:55 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
日 9/135:50 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$228
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 7/99:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
火 7/143:20 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$229
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 10/86:30 pm
LGA
- YTZ
Nonstop1h 39m
Air Canada
水 10/1410:45 am
YTZ
- LGA
1 stop3h 51m
Air Canada
Deal found 6/10![Air Canada logo]()
$229
This eDestinos deal was found by Cheapflights users on 6/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 6/249:55 am
LGA
- YYZ
Nonstop1h 37m
Porter Airlines
火 6/307:20 am
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 7/45:55 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
水 7/83:20 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$231
This Flightnetwork deal was found by Cheapflights users on 6/10. 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.
火 7/217:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
火 7/2810:50 am
YTZ
- LGA
1 stop6h 07m
Air Canada
Deal found 6/10![Air Canada logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
火 7/79:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
火 7/145:50 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$232
Best flights from LaGuardia to OntarioDiscover carefully curated flight deals from LaGuardia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6月 10, 2026.
Discover carefully curated flight deals from LaGuardia to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6月 10, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/810:00 am
LGA
- YTZ
Nonstop1h 41m
United Airlines
土 7/117:25 am
YTZ
- LGA
Nonstop1h 27m
United Airlines
Deal found 6/9![United Airlines logo]()
$279
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/156:05 am
LGA
- YYZ
1 stop3h 59m
Multiple Airlines
金 7/176:00 am
YYZ
- LGA
Nonstop1h 35m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$298
This Mytrip deal was found by Cheapflights users on 6/9. 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.
木 6/257:55 am
LGA
- YOW
1 stop5h 22m
Air Canada
日 6/286:45 am
YOW
- LGA
1 stop5h 27m
Air Canada
Deal found 6/9![Air Canada logo]()
$307
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/86:59 am
LGA
- YUL
Nonstop1h 33m
Delta
水 7/152:29 pm
YUL
- LGA
Nonstop1h 30m
Delta
Deal found 6/9![Delta logo]()
$312
This Porter 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
金 7/248:25 pm
LGA
- YOW
1 stop4h 00m
Porter Airlines
月 7/278:55 am
YOW
- LGA
2 stops10h 30m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
金 7/249:10 am
LGA
- YYZ
1 stop8h 46m
United Airlines
日 7/266:00 am
YYZ
- LGA
Nonstop1h 35m
United Airlines
Deal found 6/9![United Airlines logo]()
$298
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.
日 7/57:24 pm
LGA
- YYZ
Nonstop1h 55m
Delta
火 7/75:05 pm
YYZ
- LGA
Nonstop1h 46m
Delta
Deal found 6/5![Delta logo]()
$318
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 6/2310:00 am
LGA
- YTZ
Nonstop1h 41m
Multiple Airlines
木 6/258:30 am
YTZ
- LGA
1 stop13h 00m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 7/910:00 am
LGA
- YTZ
Nonstop1h 41m
United Airlines
日 7/127:25 am
YTZ
- LGA
Nonstop1h 27m
United Airlines
Deal found 6/9![United Airlines logo]()
$302
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 6/256:30 am
LGA
- YUL
Nonstop1h 30m
Multiple Airlines
日 6/287:30 am
YUL
- LGA
1 stop4h 42m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 9/107:20 am
LGA
- YYZ
1 stop5h 15m
United Airlines
土 9/122:30 pm
YYZ
- LGA
1 stop4h 15m
United Airlines
Deal found 6/9![United Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 6/7. 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.
日 8/307:00 am
LGA
- YUL
Nonstop1h 39m
Delta
土 9/59:30 am
YUL
- LGA
Nonstop1h 33m
Delta
Deal found 6/7![Delta logo]()
$353
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
月 8/2410:20 am
LGA
- YUL
1 stop4h 20m
Multiple Airlines
金 8/286:35 am
YUL
- LGA
Nonstop1h 25m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$322
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 9/166:00 am
LGA
- YYZ
1 stop4h 04m
United Airlines
土 9/197:43 pm
YYZ
- LGA
1 stop3h 47m
United Airlines
Deal found 6/9![United Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 6/7. 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.
木 7/95:01 pm
LGA
- YUL
Nonstop1h 53m
Delta
月 7/139:30 am
YUL
- LGA
Nonstop1h 30m
Delta
Deal found 6/7![Delta logo]()
$353
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
月 7/202:51 pm
LGA
- YUL
1 stop4h 54m
Multiple Airlines
金 7/249:10 am
YUL
- LGA
1 stop5h 49m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 7/97:05 pm
LGA
- YYZ
Nonstop1h 38m
United Airlines
日 7/126:00 am
YYZ
- LGA
Nonstop1h 35m
United Airlines
Deal found 6/9![United Airlines logo]()
$311
This Porter Airlines deal was found by Cheapflights users on 6/8. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 9/155:55 pm
LGA
- YOW
1 stop6h 30m
Porter Airlines
火 9/228:00 am
YOW
- LGA
2 stops11h 25m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$456
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 8/1112:06 pm
LGA
- YUL
Nonstop1h 33m
Delta
月 8/179:30 am
YUL
- LGA
Nonstop1h 31m
Delta
Deal found 6/6![Delta logo]()
$353
This Flightnetwork deal was found by Cheapflights users on 6/8. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
金 7/242:30 pm
LGA
- YQG
1 stop4h 32m
Air Canada
金 7/314:05 pm
YQG
- LGA
1 stop6h 30m
Air Canada
Deal found 6/8![Air Canada logo]()
$491
This United deal was found by Cheapflights users on 6/10. 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.
水 9/210:20 am
LGA
- YUL
1 stop4h 20m
Multiple Airlines
土 9/52:30 pm
YUL
- LGA
1 stop5h 02m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 8/15:40 pm
LGA
- YUL
Nonstop1h 45m
United Airlines
木 8/68:00 pm
YUL
- LGA
Nonstop1h 30m
United Airlines
Deal found 6/9![United Airlines logo]()
$312
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/156:59 am
LGA
- YUL
Nonstop1h 33m
Delta
水 7/222:29 pm
YUL
- LGA
Nonstop1h 30m
Delta
Deal found 6/8![Delta logo]()
$353
This Porter Airlines deal was found by Cheapflights users on 6/8. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/15:55 pm
LGA
- YOW
1 stop6h 30m
Porter Airlines
水 7/88:00 am
YOW
- LGA
2 stops11h 25m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 7/219:10 am
LGA
- YYZ
1 stop6h 36m
United Airlines
月 7/279:00 pm
YYZ
- LGA
1 stop12h 11m
United Airlines
Deal found 6/9![United Airlines logo]()
$313
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.
水 7/86:05 am
LGA
- YYZ
1 stop3h 59m
Multiple Airlines
水 7/81:25 pm
YYZ
- LGA
Nonstop1h 34m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$345
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
月 7/67:00 am
LGA
- YUL
Nonstop1h 39m
Delta
水 7/87:44 pm
YUL
- LGA
Nonstop1h 36m
Delta
Deal found 6/6![Delta logo]()
$353
This Gotogate deal was found by Cheapflights users on 6/8. 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.
木 7/2310:30 am
LGA
- YQG
1 stop4h 52m
Air Canada
木 7/304:05 pm
YQG
- LGA
1 stop6h 30m
Air Canada
Deal found 6/8![Air Canada logo]()
$527
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 6/276:25 pm
LGA
- YYZ
1 stop5h 34m
United Airlines
土 7/47:00 am
YYZ
- LGA
1 stop7h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$313
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 6/276:25 pm
LGA
- YYZ
1 stop5h 34m
Multiple Airlines
火 6/3012:00 pm
YYZ
- LGA
2 stops7h 40m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$350
Last-minute flights from LaGuardia to OntarioDiscover last-minute flight deals from LaGuardia to Ontario. Data last updated 6月 10, 2026 and is based on user searches.
Discover last-minute flight deals from LaGuardia to Ontario. Data last updated 6月 10, 2026 and is based on user searches.
This eDestinos deal was found by Cheapflights users on 6/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 6/249:55 am
LGA
- YYZ
Nonstop1h 37m
Porter Airlines
火 6/307:20 am
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 7/45:55 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
水 7/83:20 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
火 7/79:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
火 7/145:50 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$232
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/88:25 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
水 7/295:50 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$235
This Super.com deal was found by Cheapflights users on 6/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/88:25 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
水 7/153:20 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$236
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 7/99:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
火 7/143:20 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$229
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 7/189:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
土 7/253:20 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$233
This FlipMilhas 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 FlipMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 7/217:55 am
LGA
- YTZ
Nonstop1h 41m
GOL
火 7/287:25 am
YTZ
- LGA
Nonstop1h 27m
GOL
Deal found 6/5![GOL logo]()
$201
This Flightnetwork deal was found by Cheapflights users on 6/10. 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.
火 7/217:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
火 7/2810:50 am
YTZ
- LGA
1 stop6h 07m
Air Canada
Deal found 6/10![Air Canada logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/228:25 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
火 7/285:50 pm
YYZ
- LGA
Nonstop1h 35m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$234
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/227:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
水 7/296:05 pm
YTZ
- LGA
Nonstop1h 27m
Air Canada
Deal found 6/9![Air Canada logo]()
$236
This Mytrip deal was found by Cheapflights users on 6/9. 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.
月 7/277:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
火 7/2812:30 pm
YTZ
- LGA
1 stop4h 27m
Air Canada
Deal found 6/9![Air Canada logo]()
$233
One-way flights from LaGuardia to OntarioSearch for one-way flight options from LaGuardia to Ontario. Find affordable one-way fares based on user searches. Data last updated 6月 10, 2026.
Search for one-way flight options from LaGuardia to Ontario. Find affordable one-way fares based on user searches. Data last updated 6月 10, 2026.
This FlipMilhas deal was found by Cheapflights users on 6/9. 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 FlipMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 8/67:55 am
LGA
- YOW
1 stop5h 22m
GOL
Deal found 6/9![GOL logo]()
$79
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 10/68:25 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$105
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 7/46:50 am
LGA
- YYZ
Nonstop1h 30m
Air Canada
Deal found 6/9![Air Canada logo]()
$106
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 7/47:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
Deal found 6/9![Air Canada logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 8/15:55 pm
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$107
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
木 7/97:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
Deal found 6/9![Air Canada logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 6/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
土 7/189:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$108
This Mytrip deal was found by Cheapflights users on 6/9. 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.
土 6/277:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
Deal found 6/9![Air Canada logo]()
$108
This Air Canada deal was found by Cheapflights users on 6/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 7/711:35 am
LGA
- YYZ
Nonstop1h 38m
Air Canada
Deal found 6/8![Air Canada logo]()
$109
This Flightnetwork deal was found by Cheapflights users on 6/7. 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.
水 6/247:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
Deal found 6/7![Air Canada logo]()
$109
This Air Canada deal was found by Cheapflights users on 6/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 7/157:55 am
LGA
- YTZ
Nonstop1h 41m
Air Canada
Deal found 6/7![Air Canada logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
火 8/49:55 am
LGA
- YYZ
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$111
Find flight deals from LaGuardia to Ontario
Keep the following information in mind while searching for LaGuardia to Ontario flight deals. Data was last updated 6月 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $201 (FlipMilhas) |
One-way from | $79 (FlipMilhas) |
Popular in | December |
Cheapest in | April |
Average price | $289 |
Good round-trip deal | $276 or less |
Good one-way deal | $128 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from LaGuardia 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 6月 10, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
水 7/8
10:00 am-11:41 am
Nonstop1h 41m
Toronto Island
土 7/11
7:25 am-8:52 am
Nonstop1h 27m
$279
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
水 7/15
6:05 am-10:04 am
1 stop3h 59m
Toronto Pearson Intl
金 7/17
6:00 am-7:35 am
Nonstop1h 35m
$298
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
金 7/24
9:10 am-5:56 pm
1 stop8h 46m
Toronto Pearson Intl
日 7/26
6:00 am-7:35 am
Nonstop1h 35m
$298
New YorkToronto
LGA - YTZ
LGAYTZ
New York LaGuardia
木 7/9
10:00 am-11:41 am
Nonstop1h 41m
Toronto Island
日 7/12
7:25 am-8:52 am
Nonstop1h 27m
$302
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
木 9/10
7:20 am-12:35 pm
1 stop5h 15m
Toronto Pearson Intl
土 9/12
2:30 pm-6:45 pm
1 stop4h 15m
$303
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
水 9/16
6:00 am-10:04 am
1 stop4h 04m
Toronto Pearson Intl
土 9/19
7:43 pm-11:30 pm
1 stop3h 47m
$303
New YorkOttawa
LGA - YOW
LGAYOW
New York LaGuardia
木 6/25
7:55 am-1:17 pm
1 stop5h 22m
Ottawa
日 6/28
6:45 am-12:12 pm
1 stop5h 27m
$307
New YorkToronto
LGA - YYZ
LGAYYZ
New York LaGuardia
木 7/9
7:05 pm-8:43 pm
Nonstop1h 38m
Toronto Pearson Intl
日 7/12
6:00 am-7:35 am
Nonstop1h 35m
$311
Quickest round-trip
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
水 7/8
6:59 am-8:32 am
Nonstop1h 33m
Montreal Pierre Elliott Trudeau Intl
水 7/15
2:29 pm-3:59 pm
Nonstop1h 30m
$312
New YorkMontreal
LGA - YUL
LGAYUL
New York LaGuardia
土 8/1
5:40 pm-7:25 pm
Nonstop1h 45m
Montreal Pierre Elliott Trudeau Intl
木 8/6
8:00 pm-9:30 pm
Nonstop1h 30m
$312
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from LaGuardia to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from LaGuardia with our price prediction graph.
LGA-YYZ
LGA-YOW
LGA-YTZ
LGA-YUL
LGA-YHM
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 New York LaGuardia Airport to Ontario
LGA-CAON
LGA-YYZ
LGA-YOW
LGA-YTZ
LGA-YUL
What is the cheapest month to book a flight from New York LaGuardia Airport to Region of Ontario?
Currently, March is the cheapest month in which you can book a flight from New York LaGuardia Airport to Region of Ontario (average of $40). Flying from New York LaGuardia Airport to Region of Ontario in July is currently the most expensive (average of $623). 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.
What is the cheapest time of day to fly from LGA to ON?
Find hourly flight availability from LaGuardia to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6月 10, 2026.
It’s optimal to fly from New York LaGuardia Airport to Region of Ontario in the morning. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from New York LaGuardia Airport to Region of Ontario
Explore weekly flight availability from LaGuardia to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 6月 10, 2026.
The most flights from LGA to CAON are scheduled on a Monday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
How much does it cost to fly round-trip from New York LaGuardia Airport to Region of Ontario?
How far ahead should I book a flight from New York LaGuardia Airport to Region of Ontario?
To ensure you get the cheapest price possible for a flight from New York LaGuardia Airport to Region of Ontario, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from New York LaGuardia Airport to Region of Ontario?
Use this chart to determine the cheapest time to fly round-trip from LaGuardia to Ontario. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their New York LaGuardia Airport to Region of Ontario flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 6月 10, 2026.
Read reviews from past customers who have flown Porter Airlines,Delta, andAir Transat from New York LaGuardia Airport to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Food
7.6
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Food
7.6
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Food
7.6
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Food
7.6
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Food
7.6
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Food
7.6
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Related info for your journey
Find useful and relevant information for your journey from LaGuardia 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 LaGuardia 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 LaGuardia to Ontario by cabin class
Find flights from LaGuardia to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
LaGuardia and Ontario flights
Browse other LaGuardia and Ontario flight options. Last updated on 6月 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
LaGuardia to Ontario flights
Consider these flights traveling from LaGuardia to Ontario.
Top 7 airlines flying from LaGuardia to Ontario
Discover the top 7 airlines that operate flights from LaGuardia 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 6月 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$284 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$125 | Average$326 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$144 | Average$437 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$170 | Average$289 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$170 | Average$274 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$194 | Average$304 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$245 | Average$368 | FlexibilityNo cancel fee | On-time71% |