$344+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
Jun 22 — Jun 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Spain
Cheapest
Best
Last-minute
One-way
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 May 23, 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 May 23, 2026.
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/3012:02 pm
ONT
- BCN
1 stop14h 08m
KLM
Wed 7/811:00 am
BCN
- ONT
1 stop16h 23m
KLM
Deal found 5/20![KLM logo]()
$706
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 8/2612:32 pm
ONT
- MAD
1 stop14h 43m
KLM
Mon 9/79:50 am
MAD
- ONT
1 stop17h 11m
KLM
Deal found 5/20![KLM logo]()
$749
This Air France deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:00 pm
ONT
- AGP
2 stops19h 55m
Multiple Airlines
Tue 11/244:10 pm
AGP
- ONT
2 stops35h 08m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$757
This Expedia deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 9/282:22 pm
ONT
- MAD
2 stops22h 48m
Iberia
Fri 10/1612:20 pm
MAD
- ONT
1 stop15h 37m
Iberia
Deal found 5/21![Iberia logo]()
$760
This Iberia deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
Wed 9/232:22 pm
ONT
- MAD
1 stop15h 03m
Iberia
Fri 10/23:55 pm
MAD
- ONT
1 stop16h 11m
Iberia
Deal found 5/20![Iberia logo]()
$762
This KLM deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Mon 9/2812:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Tue 10/69:50 am
MAD
- ONT
1 stop17h 28m
KLM
Deal found 5/18![KLM logo]()
$764
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/41:18 pm
ONT
- PMI
2 stops31h 57m
United Airlines
Tue 10/1310:00 am
PMI
- ONT
2 stops45h 26m
United Airlines
Deal found 5/21![United Airlines logo]()
$764
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 11/157:00 am
ONT
- MAD
1 stop17h 55m
Delta
Fri 11/276:00 am
MAD
- ONT
2 stops19h 12m
Delta
Deal found 5/21![Delta logo]()
$765
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 11/167:00 am
ONT
- MAD
1 stop17h 55m
Delta
Thu 11/266:00 am
MAD
- ONT
2 stops19h 12m
Delta
Deal found 5/18![Delta logo]()
$766
This Finnair deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
Sun 11/16:10 am
ONT
- MAD
1 stop15h 00m
Multiple Airlines
Fri 11/612:00 pm
MAD
- ONT
2 stops20h 57m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$768
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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 11/29:55 am
ONT
- MAD
2 stops22h 45m
Delta
Fri 11/66:00 am
MAD
- ONT
2 stops19h 12m
Delta
Deal found 5/19![Delta logo]()
$769
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 11/210:59 pm
ONT
- MAD
2 stops33h 41m
Delta
Thu 11/196:00 am
MAD
- ONT
2 stops20h 17m
Delta
Deal found 5/20![Delta logo]()
$770
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 May 23, 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 May 23, 2026.
This KLM deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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.
Mon 9/2112:00 pm
ONT
- ALC
2 stops23h 40m
KLM
Fri 10/3010:20 am
ALC
- ONT
2 stops33h 07m
KLM
Deal found 5/22![KLM logo]()
$785
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/51:49 pm
ONT
- PMI
2 stops31h 26m
United Airlines
Mon 10/1212:15 pm
PMI
- ONT
2 stops43h 11m
United Airlines
Deal found 5/21![United Airlines logo]()
$794
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 9/219:55 am
ONT
- SVQ
2 stops21h 35m
Delta
Tue 9/296:30 am
SVQ
- ONT
2 stops19h 46m
Delta
Deal found 5/21![Delta logo]()
$866
This Finnair deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 9/2111:59 pm
ONT
- ALC
2 stops30h 26m
Multiple Airlines
Mon 10/192:05 am
ALC
- ONT
2 stops25h 52m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$986
This Priceline deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:31 pm
ONT
- SVQ
2 stops43h 54m
British Airways
Thu 10/11:25 pm
SVQ
- ONT
2 stops18h 41m
British Airways
Deal found 5/21![British Airways logo]()
$993
This Turkish Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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.
Tue 9/811:50 pm
ONT
- VLC
2 stops48h 50m
Turkish Airlines
Tue 9/226:55 pm
VLC
- ONT
2 stops34h 18m
Turkish Airlines
Deal found 5/22![Turkish Airlines logo]()
$1,082
This Iberia deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Sun 8/162:27 pm
ONT
- SVQ
2 stops17h 33m
Iberia
Sat 9/191:25 pm
SVQ
- ONT
2 stops18h 41m
Iberia
Deal found 5/18![Iberia logo]()
$1,096
This KAYAK deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:10 am
ONT
- BIO
2 stops31h 15m
Lufthansa
Fri 8/147:15 am
BIO
- ONT
2 stops21h 42m
Lufthansa
Deal found 5/18![Lufthansa logo]()
$1,505
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
Thu 9/2412:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Wed 10/79:50 am
MAD
- ONT
1 stop17h 28m
KLM
Deal found 5/20![KLM logo]()
$814
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/81:18 pm
ONT
- PMI
2 stops34h 22m
United Airlines
Sat 10/171:10 pm
PMI
- ONT
2 stops40h 42m
United Airlines
Deal found 5/21![United Airlines logo]()
$849
This KLM deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 10/2412:00 pm
ONT
- MAD
1 stop13h 55m
KLM
Fri 10/3011:55 am
MAD
- ONT
1 stop18h 19m
KLM
Deal found 5/18![KLM logo]()
$814
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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 10/137:00 am
ONT
- BIO
2 stops21h 20m
United Airlines
Wed 10/216:50 am
BIO
- ONT
2 stops22h 26m
United Airlines
Deal found 5/19![United Airlines logo]()
$875
This Finnair deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/107:06 am
ONT
- AGP
2 stops24h 44m
Multiple Airlines
Tue 9/15:35 pm
AGP
- ONT
2 stops34h 12m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$998
This KAYAK deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:20 am
ONT
- SVQ
2 stops20h 25m
British Airways
Tue 10/69:45 pm
SVQ
- ONT
2 stops34h 21m
British Airways
Deal found 5/19![British Airways logo]()
$1,012
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/2811:48 am
ONT
- PMI
2 stops19h 07m
Delta
Wed 8/510:15 am
PMI
- ONT
2 stops21h 30m
Delta
Deal found 5/21![Delta logo]()
$1,052
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 11/165:00 am
ONT
- VLC
2 stops46h 10m
United Airlines
Fri 11/201:00 pm
VLC
- ONT
2 stops19h 06m
United Airlines
Deal found 5/18![United Airlines logo]()
$886
This Turkish Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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.
Fri 9/119:10 pm
ONT
- BCN
2 stops52h 35m
Turkish Airlines
Mon 9/212:35 pm
BCN
- ONT
2 stops62h 38m
Turkish Airlines
Deal found 5/22![Turkish Airlines logo]()
$1,092
This Iberia deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 10/912:35 pm
ONT
- EAS
2 stops23h 15m
Iberia
Mon 10/129:30 pm
EAS
- ONT
2 stops30h 27m
Iberia
Deal found 5/20![Iberia logo]()
$1,104
This British Airways deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 9/1110:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Sun 9/203:55 pm
MAD
- ONT
1 stop16h 11m
British Airways
Deal found 5/22![British Airways logo]()
$1,016
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/2811:48 am
ONT
- PMI
2 stops19h 07m
Delta
Fri 8/710:15 am
PMI
- ONT
2 stops21h 30m
Delta
Deal found 5/21![Delta logo]()
$1,052
This Trip.com deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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.
Mon 7/611:50 am
ONT
- VLC
2 stops19h 45m
Multiple Airlines
Wed 7/226:35 am
VLC
- ONT
2 stops19h 46m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,073
This KLM deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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 8/3012:55 pm
ONT
- IBZ
2 stops34h 30m
KLM
Mon 9/79:20 pm
IBZ
- ONT
2 stops29h 41m
KLM
Deal found 5/19![KLM logo]()
$982
This Iberia deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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.
Sun 9/2710:25 am
ONT
- SVQ
2 stops25h 40m
Iberia
Thu 10/11:25 pm
SVQ
- ONT
2 stops18h 41m
Iberia
Deal found 5/22![Iberia logo]()
$1,129
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 9/31:18 pm
ONT
- PMI
2 stops34h 22m
United Airlines
Mon 9/712:15 pm
PMI
- ONT
2 stops33h 35m
United Airlines
Deal found 5/18![United Airlines logo]()
$969
This British Airways deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” 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.
Mon 9/2110:25 am
ONT
- IBZ
2 stops21h 25m
British Airways
Thu 9/249:05 am
IBZ
- ONT
2 stops23h 01m
British Airways
Deal found 5/23![British Airways logo]()
$1,067
This Priceline deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:22 pm
ONT
- SVQ
2 stops18h 33m
Multiple Airlines
Wed 10/141:25 pm
SVQ
- ONT
2 stops18h 41m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$1,098
This Turkish Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
Sat 9/129:10 pm
ONT
- BCN
2 stops28h 35m
Turkish Airlines
Wed 9/167:40 am
BCN
- ONT
2 stops45h 33m
Turkish Airlines
Deal found 5/19![Turkish Airlines logo]()
$1,297
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 7/1411:48 am
ONT
- MAD
1 stop15h 27m
Delta
Mon 8/102:35 pm
MAD
- ONT
2 stops17h 59m
Delta
Deal found 5/18![Delta logo]()
$1,188
This British Airways deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Sun 9/276:00 am
ONT
- SVQ
2 stops30h 05m
British Airways
Thu 10/19:15 am
SVQ
- ONT
2 stops22h 51m
British Airways
Deal found 5/18![British Airways logo]()
$1,081
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 8/227:00 am
ONT
- PMI
2 stops40h 30m
United Airlines
Fri 8/2812:00 pm
PMI
- ONT
2 stops19h 59m
United Airlines
Deal found 5/20![United Airlines logo]()
$987
Last-minute flights from Ontario to SpainDiscover last-minute flight deals from Ontario to Spain. Data last updated May 23, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Spain. Data last updated May 23, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
Sat 5/2311:15 am
ONT
- BCN
2 stops25h 55m
Multiple Airlines
Sat 6/68:00 am
BCN
- ONT
2 stops21h 47m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$1,058
This Booking.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Thu 5/287:00 am
ONT
- BCN
2 stops30h 10m
Multiple Airlines
Thu 6/48:00 am
BCN
- ONT
2 stops24h 56m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$977
This FlightHub deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Mon 6/111:15 am
ONT
- BCN
2 stops19h 45m
Multiple Airlines
Thu 6/118:00 am
BCN
- ONT
2 stops24h 51m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$916
This Expedia deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
Mon 6/17:00 am
ONT
- BCN
2 stops24h 00m
Multiple Airlines
Thu 6/48:00 am
BCN
- ONT
2 stops21h 47m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$938
This FlightHub deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Mon 6/111:15 am
ONT
- BCN
2 stops19h 45m
Multiple Airlines
Sat 6/138:00 am
BCN
- ONT
2 stops24h 51m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$1,023
This FlightHub deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 6/111:15 am
ONT
- BCN
2 stops19h 45m
Multiple Airlines
Tue 6/98:00 am
BCN
- ONT
2 stops21h 47m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$1,027
This FlightHub deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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.
Mon 6/111:15 am
ONT
- BCN
2 stops25h 55m
Multiple Airlines
Fri 6/58:00 am
BCN
- ONT
2 stops21h 47m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,057
This FlightHub deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Mon 6/17:00 am
ONT
- BCN
2 stops24h 00m
Multiple Airlines
Wed 6/108:00 am
BCN
- ONT
2 stops21h 47m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$1,059
This Gotogate deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:15 am
ONT
- MAD
2 stops23h 15m
Multiple Airlines
Thu 6/47:05 am
MAD
- ONT
2 stops25h 51m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,131
This Condor deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:15 am
ONT
- BCN
2 stops25h 55m
Multiple Airlines
Sun 6/710:25 am
BCN
- ONT
2 stops22h 15m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$1,024
This FlightHub deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” 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.
Mon 6/87:00 am
ONT
- BCN
2 stops30h 10m
Multiple Airlines
Thu 6/118:00 am
BCN
- ONT
2 stops24h 51m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$1,037
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/3012:02 pm
ONT
- BCN
1 stop14h 08m
KLM
Wed 7/811:00 am
BCN
- ONT
1 stop16h 23m
KLM
Deal found 5/20![KLM logo]()
$706
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 May 23, 2026.
Search for one-way flight options from Ontario to Spain. Find affordable one-way fares based on user searches. Data last updated May 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” 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.
Tue 8/1810:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Deal found 5/23![British Airways logo]()
$344
This Cheapflightsfares deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Tue 8/1110:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Deal found 5/18![British Airways logo]()
$348
This KLM deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/2812:00 pm
ONT
- MAD
1 stop13h 55m
KLM
Deal found 5/21![KLM logo]()
$352
This oojo deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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.
Sun 8/167:06 am
ONT
- MAD
1 stop16h 59m
British Airways
Deal found 5/19![British Airways logo]()
$353
This KLM deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 9/3012:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Deal found 5/22![KLM logo]()
$355
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/297:05 am
ONT
- MAD
2 stops27h 10m
Delta
Deal found 5/21![Delta logo]()
$360
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 9/207:13 pm
ONT
- PMI
2 stops26h 02m
United Airlines
Deal found 5/18![United Airlines logo]()
$365
This CheapOair deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:25 am
ONT
- MAD
2 stops20h 25m
British Airways
Deal found 5/18![British Airways logo]()
$366
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 8/210:00 pm
ONT
- MAD
1 stop29h 15m
Delta
Deal found 5/20![Delta logo]()
$367
This Trip.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:25 am
ONT
- MAD
1 stop35h 45m
Iberia
Deal found 5/21![Iberia logo]()
$375
This Trip.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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.
Wed 10/710:25 am
ONT
- MAD
1 stop13h 40m
Iberia
Deal found 5/18![Iberia logo]()
$376
This CheapOair deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:25 am
ONT
- PMI
2 stops19h 15m
British Airways
Deal found 5/19![British Airways logo]()
$377
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 May 23, 2026.
Round-trip from | $706 (KLM) |
|---|---|
One-way from | $344 (Cheapflightsfares) |
Popular in | June |
Cheapest in | September |
Average price | $870 |
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 May 23, 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
OntarioAlicante
ONT - ALC
ONTALC
Ontario
Mon 9/21
12:00 pm-8:40 pm
2 stops23h 40m
Alicante
Fri 10/30
10:20 am-11:27 am
2 stops33h 07m
$785
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Mon 10/5
1:49 pm-6:15 am
2 stops31h 26m
Palma de Mallorca Son Sant Joan
Mon 10/12
12:15 pm-10:26 pm
2 stops43h 11m
$794
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Thu 9/24
12:00 pm-12:15 pm
1 stop15h 15m
Madrid Barajas
Wed 10/7
9:50 am-6:18 pm
1 stop17h 28m
$814
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sat 10/24
12:00 pm-10:55 am
1 stop13h 55m
Madrid Barajas
Fri 10/30
11:55 am-10:14 pm
1 stop18h 19m
$814
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Thu 10/8
1:18 pm-8:40 am
2 stops34h 22m
Palma de Mallorca Son Sant Joan
Sat 10/17
1:10 pm-8:52 pm
2 stops40h 42m
$849
OntarioSeville
ONT - SVQ
ONTSVQ
Ontario
Mon 9/21
9:55 am-4:30 pm
2 stops21h 35m
Sevilla
Tue 9/29
6:30 am-5:16 pm
2 stops19h 46m
$866
OntarioBilbao
ONT - BIO
ONTBIO
Ontario
Tue 10/13
7:00 am-1:20 pm
2 stops21h 20m
Bilbao
Wed 10/21
6:50 am-8:16 pm
2 stops22h 26m
$875
OntarioValencia
ONT - VLC
ONTVLC
Ontario
Mon 11/16
5:00 am-12:10 pm
2 stops46h 10m
Valencia
Fri 11/20
1:00 pm-11:06 pm
2 stops19h 06m
$886
OntarioPalma de Mallorca
ONT - PMI
ONTPMI
Ontario
Thu 9/3
1:18 pm-8:40 am
2 stops34h 22m
Palma de Mallorca Son Sant Joan
Mon 9/7
12:15 pm-12:50 pm
2 stops33h 35m
$969
OntarioIbiza
ONT - IBZ
ONTIBZ
Ontario
Sun 8/30
12:55 pm-8:25 am
2 stops34h 30m
Ibiza
Mon 9/7
9:20 pm-6:01 pm
2 stops29h 41m
$982
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-ALC
ONT-PMI
ONT-SVQ
ONT-VLC
ONT-BIO
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-ALC
ONT-PMI
ONT-SVQ
ONT-VLC
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 $439). Flying from Ontario to Spain in June is currently the most expensive (average of $1,181). 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 May 23, 2026.
Read through reviews of airlines operating flights from Ontario to Spain, such as United Airlines,American Airlines, andIberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
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 May 23, 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 3 airlines flying from Ontario to Spain
Discover the top 3 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 May 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$497 | Average$695 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$504 | Average$943 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$682 | Average$1,075 | FlexibilityNo cancel fee | On-time69% |