$305+ Cheap flights from Ontario (ONT) to Spain
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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
Apr 15 — Apr 221
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Spain 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 Ontario to SpainExplore the most affordable flight options available from Ontario to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.
Explore the most affordable flight options available from Ontario to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 10/56:30 pm
ONT
- MAD
2 stops27h 20m
United Airlines
Wed 10/1412:45 pm
MAD
- ONT
2 stops37h 33m
United Airlines
Deal found 3/11![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Tue 10/65:00 am
ONT
- MAD
2 stops19h 00m
United Airlines
Wed 10/1412:45 pm
MAD
- ONT
2 stops37h 33m
United Airlines
Deal found 3/11![United Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 10/56:30 pm
ONT
- MAD
2 stops27h 20m
United Airlines
Tue 10/131:30 pm
MAD
- ONT
2 stops41h 56m
United Airlines
Deal found 3/11![United Airlines logo]()
$633
This Air Canada deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:00 am
ONT
- MAD
2 stops18h 00m
Multiple Airlines
Wed 12/91:35 pm
MAD
- ONT
3 stops31h 58m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$636
This oojo deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Tue 4/2110:25 am
MAD
- ONT
1 stop19h 02m
British Airways
Deal found 3/15![British Airways logo]()
$640
This Booking.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:59 pm
ONT
- MAD
2 stops18h 31m
British Airways
Wed 12/91:00 pm
MAD
- ONT
1 stop19h 55m
British Airways
Deal found 3/15![British Airways logo]()
$641
This Booking.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:00 am
ONT
- MAD
2 stops18h 00m
Air Canada
Wed 12/91:35 pm
MAD
- ONT
2 stops39h 45m
Air Canada
Deal found 3/15![Air Canada logo]()
$642
This Finnair deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:00 am
ONT
- MAD
1 stop23h 25m
Multiple Airlines
Wed 4/223:55 pm
MAD
- ONT
1 stop16h 51m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Tue 12/16:00 am
ONT
- MAD
2 stops17h 00m
United Airlines
Tue 12/156:00 am
MAD
- ONT
2 stops26h 06m
United Airlines
Deal found 3/11![United Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
Tue 4/146:05 am
ONT
- MAD
2 stops17h 00m
United Airlines
Fri 4/2410:50 am
MAD
- ONT
2 stops20h 00m
United Airlines
Deal found 3/12![United Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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 4/87:00 am
ONT
- MAD
2 stops24h 45m
United Airlines
Thu 4/236:05 am
MAD
- ONT
2 stops25h 40m
United Airlines
Deal found 3/14![United Airlines logo]()
$652
This KLM deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:09 pm
ONT
- MAD
2 stops17h 26m
KLM
Thu 4/2312:45 pm
MAD
- ONT
1 stop17h 15m
KLM
Deal found 3/14![KLM logo]()
$653
Best flights from Ontario to SpainDiscover carefully curated flight deals from Ontario to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 16, 2026.
Discover carefully curated flight deals from Ontario to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 16, 2026.
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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 8/235:45 am
ONT
- AGP
2 stops16h 50m
United Airlines
Tue 9/89:35 am
AGP
- ONT
2 stops20h 17m
United Airlines
Deal found 3/14![United Airlines logo]()
$743
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Sat 4/257:05 am
ONT
- MAD
1 stop20h 10m
Delta
Sat 5/26:00 am
MAD
- ONT
2 stops25h 37m
Delta
Deal found 3/14![Delta logo]()
$746
This Finnair deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:59 pm
ONT
- ALC
2 stops30h 26m
Multiple Airlines
Mon 5/42:05 am
ALC
- ONT
2 stops25h 32m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$819
This British Airways deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Thu 9/241:00 pm
MAD
- ONT
1 stop15h 55m
British Airways
Deal found 3/16![British Airways logo]()
$870
This KLM deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
ONT
- SVQ
2 stops24h 30m
KLM
Tue 5/56:30 am
SVQ
- ONT
2 stops23h 30m
KLM
Deal found 3/13![KLM logo]()
$930
This American Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Mon 4/2010:59 am
ONT
- LCG
2 stops17h 01m
American Airlines
Mon 4/271:40 pm
LCG
- ONT
2 stops19h 06m
American Airlines
Deal found 3/14![American Airlines logo]()
$1,020
This Iberia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:08 pm
ONT
- IBZ
2 stops17h 52m
Iberia
Wed 5/131:25 pm
IBZ
- ONT
2 stops19h 21m
Iberia
Deal found 3/12![Iberia logo]()
$1,044
This Turkish Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:59 pm
ONT
- MAD
2 stops37h 36m
Turkish Airlines
Tue 9/86:25 pm
MAD
- ONT
2 stops36h 04m
Turkish Airlines
Deal found 3/11![Turkish Airlines logo]()
$1,077
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Tue 8/255:45 am
ONT
- AGP
2 stops16h 50m
United Airlines
Tue 9/89:35 am
AGP
- ONT
2 stops21h 24m
United Airlines
Deal found 3/14![United Airlines logo]()
$743
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 4/131:34 pm
ONT
- PMI
2 stops16h 41m
United Airlines
Fri 4/2412:00 pm
PMI
- ONT
2 stops31h 08m
United Airlines
Deal found 3/13![United Airlines logo]()
$751
This KLM deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:49 pm
ONT
- AGP
2 stops22h 21m
Multiple Airlines
Sun 5/35:55 am
AGP
- ONT
2 stops24h 05m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$861
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:30 am
ONT
- IBZ
2 stops22h 55m
British Airways
Tue 4/149:05 am
IBZ
- ONT
2 stops34h 04m
British Airways
Deal found 3/11![British Airways logo]()
$942
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/265:10 am
ONT
- PMI
2 stops25h 10m
United Airlines
Sun 5/34:05 pm
PMI
- ONT
2 stops34h 47m
United Airlines
Deal found 3/11![United Airlines logo]()
$779
This KLM deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/312:08 pm
ONT
- MAD
1 stop15h 07m
KLM
Thu 9/179:50 am
MAD
- ONT
1 stop17h 11m
KLM
Deal found 3/11![KLM logo]()
$948
This Finnair deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:59 pm
ONT
- ALC
2 stops30h 26m
Multiple Airlines
Wed 5/64:10 pm
ALC
- ONT
2 stops35h 28m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$926
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:59 am
ONT
- PMI
2 stops23h 36m
British Airways
Mon 4/203:40 pm
PMI
- ONT
2 stops33h 42m
British Airways
Deal found 3/11![British Airways logo]()
$944
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
Tue 5/51:30 pm
ONT
- PMI
2 stops40h 50m
United Airlines
Tue 5/124:05 pm
PMI
- ONT
2 stops39h 54m
United Airlines
Deal found 3/13![United Airlines logo]()
$788
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1210:25 pm
ONT
- BCN
1 stop29h 25m
Delta
Sat 4/2511:00 am
BCN
- ONT
1 stop16h 33m
Delta
Deal found 3/15![Delta logo]()
$1,090
This oojo deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Sat 4/112:08 pm
ONT
- ALC
2 stops45h 47m
Iberia
Sat 5/161:40 pm
ALC
- ONT
2 stops19h 06m
Iberia
Deal found 3/11![Iberia logo]()
$1,113
This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:59 am
ONT
- ALC
2 stops17h 06m
British Airways
Wed 5/61:40 pm
ALC
- ONT
2 stops19h 06m
British Airways
Deal found 3/15![British Airways logo]()
$971
This Turkish Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:39 am
ONT
- AGP
2 stops39h 11m
Multiple Airlines
Sun 4/266:20 pm
AGP
- ONT
2 stops48h 25m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$987
This American Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:59 am
ONT
- IBZ
2 stops22h 46m
American Airlines
Thu 5/71:25 pm
IBZ
- ONT
2 stops19h 21m
American Airlines
Deal found 3/15![American Airlines logo]()
$1,196
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Mon 3/3011:59 am
ONT
- AGP
2 stops19h 36m
Delta
Tue 4/75:55 am
AGP
- ONT
2 stops25h 39m
Delta
Deal found 3/11![Delta logo]()
$1,096
This United Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:34 pm
ONT
- MAD
2 stops21h 16m
United Airlines
Thu 4/301:05 pm
MAD
- ONT
2 stops18h 54m
United Airlines
Deal found 3/15![United Airlines logo]()
$829
This Iberia deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/32:39 pm
ONT
- SVQ
2 stops21h 26m
Iberia
Fri 4/171:25 pm
SVQ
- ONT
2 stops19h 21m
Iberia
Deal found 3/14![Iberia logo]()
$1,117
This KLM deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:00 pm
ONT
- BCN
1 stop15h 50m
KLM
Wed 12/239:30 am
BCN
- ONT
1 stop17h 48m
KLM
Deal found 3/15![KLM logo]()
$1,135
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:59 am
ONT
- IBZ
2 stops18h 21m
British Airways
Tue 4/149:05 am
IBZ
- ONT
2 stops34h 04m
British Airways
Deal found 3/11![British Airways logo]()
$992
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Fri 4/177:00 am
ONT
- PMI
2 stops23h 20m
United Airlines
Fri 4/2412:00 pm
PMI
- ONT
2 stops42h 50m
United Airlines
Deal found 3/14![United Airlines logo]()
$829
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Sat 4/1110:25 pm
ONT
- PMI
2 stops52h 10m
Delta
Sun 4/1910:15 am
PMI
- ONT
2 stops43h 45m
Delta
Deal found 3/11![Delta logo]()
$1,130
This KLM deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:49 pm
ONT
- BCN
1 stop15h 01m
KLM
Mon 5/411:00 am
BCN
- ONT
1 stop16h 33m
KLM
Deal found 3/14![KLM logo]()
$1,137
Last-minute flights from Ontario to SpainDiscover last-minute flight deals from Ontario to Spain. Data last updated March 16, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Spain. Data last updated March 16, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Tue 4/71:20 pm
ONT
- MAD
2 stops35h 35m
Delta
Wed 4/2212:45 pm
MAD
- ONT
1 stop17h 15m
Delta
Deal found 3/14![Delta logo]()
$660
This Finnair deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:00 am
ONT
- MAD
1 stop23h 25m
Multiple Airlines
Wed 4/223:55 pm
MAD
- ONT
1 stop16h 51m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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 4/87:00 am
ONT
- MAD
2 stops24h 45m
United Airlines
Thu 4/236:05 am
MAD
- ONT
2 stops25h 40m
United Airlines
Deal found 3/14![United Airlines logo]()
$652
This KLM deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:09 pm
ONT
- MAD
2 stops17h 26m
KLM
Thu 4/2312:45 pm
MAD
- ONT
1 stop17h 15m
KLM
Deal found 3/14![KLM logo]()
$653
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Wed 4/85:09 pm
ONT
- MAD
2 stops17h 26m
Delta
Wed 4/221:05 pm
MAD
- ONT
2 stops19h 39m
Delta
Deal found 3/14![Delta logo]()
$655
This United Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:34 pm
ONT
- MAD
2 stops18h 06m
United Airlines
Wed 4/158:25 am
MAD
- ONT
2 stops21h 11m
United Airlines
Deal found 3/15![United Airlines logo]()
$664
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/111:34 pm
ONT
- MAD
2 stops32h 16m
United Airlines
Tue 4/215:55 am
MAD
- ONT
2 stops25h 36m
United Airlines
Deal found 3/12![United Airlines logo]()
$654
This oojo deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Tue 4/2110:25 am
MAD
- ONT
1 stop19h 02m
British Airways
Deal found 3/15![British Airways logo]()
$640
This Finnair deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:30 am
ONT
- MAD
1 stop21h 55m
Multiple Airlines
Fri 4/247:35 pm
MAD
- ONT
2 stops24h 59m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
Tue 4/146:05 am
ONT
- MAD
2 stops17h 00m
United Airlines
Fri 4/2411:15 am
MAD
- ONT
3 stops39h 32m
United Airlines
Deal found 3/12![United Airlines logo]()
$666
This oojo deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
Tue 4/1411:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Thu 4/231:00 pm
MAD
- ONT
1 stop18h 36m
British Airways
Deal found 3/12![British Airways logo]()
$673
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:59 am
ONT
- MAD
1 stop13h 06m
British Airways
Wed 4/293:55 pm
MAD
- ONT
1 stop16h 51m
British Airways
Deal found 3/11![British Airways logo]()
$678
One-way flights from Ontario to SpainSearch for one-way flight options from Ontario to Spain. Find affordable one-way fares based on user searches. Data last updated March 16, 2026.
Search for one-way flight options from Ontario to Spain. Find affordable one-way fares based on user searches. Data last updated March 16, 2026.
This oojo deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
Mon 8/31:10 pm
ONT
- PMI
2 stops21h 25m
British Airways
Deal found 3/12![British Airways logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
Sat 4/253:26 pm
ONT
- ALC
3 stops56h 44m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 4/247:59 pm
ONT
- AGP
3 stops43h 16m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:59 pm
ONT
- ALC
3 stops52h 16m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$339
This Trip.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Thu 4/239:10 am
ONT
- BCN
1 stop22h 15m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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 4/307:59 pm
ONT
- ALC
3 stops56h 26m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:26 pm
ONT
- ALC
3 stops48h 29m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:39 am
ONT
- AGP
3 stops52h 11m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$352
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/712:47 pm
ONT
- IBZ
2 stops21h 03m
British Airways
Deal found 3/11![British Airways logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:39 am
ONT
- AGP
3 stops51h 01m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 4/3010:39 am
ONT
- AGP
3 stops52h 36m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:39 am
ONT
- ALC
3 stops37h 36m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$367
Find flight deals from Ontario to Spain
Keep the following information in mind while searching for Ontario to Spain flight deals. Data was last updated March 16, 2026.
Round-trip from | $628 (Finnair) |
|---|---|
One-way from | $305 (oojo) |
Popular in | June |
Cheapest in | September |
Average price | $804 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Spain 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 March 16, 2026.
Use the filters below to find and compare flights from Ontario to Spain that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioMálaga
ONT - AGP
ONTAGP
Ontario
Sun 8/23
5:45 am-7:35 am
2 stops16h 50m
Malaga
Tue 9/8
9:35 am-8:52 pm
2 stops20h 17m
$743
OntarioMálaga
ONT - AGP
ONTAGP
Ontario
Tue 8/25
5:45 am-7:35 am
2 stops16h 50m
Malaga
Tue 9/8
9:35 am-9:59 pm
2 stops21h 24m
$743
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sat 4/25
7:05 am-12:15 pm
1 stop20h 10m
Madrid Barajas
Sat 5/2
6:00 am-10:37 pm
2 stops25h 37m
$746
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Mon 4/13
1:34 pm-3:15 pm
2 stops16h 41m
Palma de Mallorca Son Sant Joan
Fri 4/24
12:00 pm-10:08 am
2 stops31h 08m
$751
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Sun 4/26
5:10 am-3:20 pm
2 stops25h 10m
Palma de Mallorca Son Sant Joan
Sun 5/3
4:05 pm-5:52 pm
2 stops34h 47m
$779
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Tue 5/5
1:30 pm-3:20 pm
2 stops40h 50m
Palma de Mallorca Son Sant Joan
Tue 5/12
4:05 pm-10:59 pm
2 stops39h 54m
$788
OntarioAlicante
ONT - ALC
ONTALC
Ontario
Mon 4/20
11:59 pm-3:25 pm
2 stops30h 26m
Alicante
Mon 5/4
2:05 am-6:37 pm
2 stops25h 32m
$819
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Wed 4/15
1:34 pm-7:50 pm
2 stops21h 16m
Madrid Barajas
Thu 4/30
1:05 pm-10:59 pm
2 stops18h 54m
$829
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Fri 4/17
7:00 am-3:20 pm
2 stops23h 20m
Palma de Mallorca Son Sant Joan
Fri 4/24
12:00 pm-9:50 pm
2 stops42h 50m
$829
OntarioMálaga
ONT - AGP
ONTAGP
Ontario
Sun 4/26
12:49 pm-8:10 pm
2 stops22h 21m
Malaga
Sun 5/3
5:55 am-9:00 pm
2 stops24h 05m
$861
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Spain
Have a flexible travel schedule? Discover the best time to fly to Spain from Ontario with our price prediction graph.
ONT-MAD
ONT-AGP
ONT-ALC
ONT-SVQ
ONT-LCG
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 Ontario to Spain
ONT-ES0
ONT-MAD
ONT-AGP
ONT-ALC
ONT-SVQ
What is the cheapest month to book a flight from Ontario to Spain?
Currently, February is the cheapest month in which you can book a flight from Ontario to Spain (average of $334). Flying from Ontario to Spain in June is currently the most expensive (average of $608). 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 Spain
Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated March 16, 2026.
Read through reviews of airlines operating flights from Ontario to Spain, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Ontario to Spain. 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 Ontario to Spain
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Spain by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Spain by cabin class
Find flights from Ontario to Spain, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Spain flights
Browse other Ontario and Spain flight options. Last updated on March 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Spain flights
Consider these flights traveling from Ontario to Spain.
Fly to Spain regions
Consider these flights traveling to Spain regions.
Top 5 airlines flying from Ontario to Spain
Discover the top 5 airlines that operate flights from Ontario to Spain. 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 March 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$833 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$444 | Average$873 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$497 | Average$757 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$504 | Average$943 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$682 | Average$1,102 | FlexibilityNo cancel fee | On-time69% |