$337+ Cheap flights from Ontario (ONT) to Madrid, Spain (MAD)
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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Madrid 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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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 Madrid
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Last-minute
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Cheapest flights from Ontario to MadridExplore the most affordable flight options available from Ontario to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
Explore the most affordable flight options available from Ontario to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
This lastminute.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:25 am
ONT
- MAD
1 stop13h 40m
Iberia
Tue 10/67:30 am
MAD
- ONT
2 stops24h 10m
Iberia
Deal found 7/24![Iberia logo]()
$743
This Bravofly deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:43 pm
ONT
- MAD
1 stop16h 42m
Iberia
Wed 10/1412:10 pm
MAD
- ONT
2 stops20h 42m
Iberia
Deal found 7/24![Iberia logo]()
$750
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am
ONT
- MAD
2 stops18h 00m
United Airlines
Wed 11/181:25 pm
MAD
- ONT
2 stops38h 04m
United Airlines
Deal found 7/22![United Airlines logo]()
$752
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:07 pm
ONT
- MAD
2 stops31h 53m
United Airlines
Fri 10/2312:45 pm
MAD
- ONT
3 stops41h 13m
United Airlines
Deal found 7/22![United Airlines logo]()
$753
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:52 pm
ONT
- MAD
2 stops34h 08m
United Airlines
Wed 10/211:30 pm
MAD
- ONT
2 stops42h 19m
United Airlines
Deal found 7/22![United Airlines logo]()
$758
This Travelocity deal was found by Cheapflights users on 7/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:00 am
ONT
- MAD
2 stops19h 35m
Air Canada
Wed 10/211:30 pm
MAD
- ONT
2 stops31h 48m
Air Canada
Deal found 7/22![Air Canada logo]()
$761
This Air Canada deal was found by Cheapflights users on 7/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:00 am
ONT
- MAD
2 stops19h 35m
Multiple Airlines
Wed 10/2112:45 pm
MAD
- ONT
3 stops33h 01m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$764
This British Airways deal was found by Cheapflights users on 7/22. 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.
Wed 10/1412:43 pm
ONT
- MAD
2 stops18h 07m
British Airways
Wed 10/213:55 pm
MAD
- ONT
1 stop16h 57m
British Airways
Deal found 7/22![British Airways logo]()
$765
This British Airways deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 9/2310:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Tue 10/612:40 pm
MAD
- ONT
1 stop16h 14m
British Airways
Deal found 7/24![British Airways logo]()
$766
This oojo deal was found by Cheapflights users on 7/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:00 am
ONT
- MAD
1 stop15h 45m
British Airways
Fri 12/1112:40 pm
MAD
- ONT
1 stop17h 27m
British Airways
Deal found 7/22![British Airways logo]()
$767
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am
ONT
- MAD
1 stop17h 55m
Delta
Fri 11/2011:55 am
MAD
- ONT
1 stop19h 19m
Delta
Deal found 7/22![Delta logo]()
$768
Best flights from Ontario to MadridDiscover carefully curated flight deals from Ontario to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated flight deals from Ontario to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Tue 1/266:00 am
MAD
- ONT
2 stops23h 20m
United Airlines
Deal found 7/23![United Airlines logo]()
$772
This British Airways deal was found by Cheapflights users on 7/23. 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.
Sun 10/1110:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Wed 10/213:55 pm
MAD
- ONT
1 stop16h 57m
British Airways
Deal found 7/23![British Airways logo]()
$784
This Finnair deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 10/46:00 am
ONT
- MAD
1 stop23h 25m
Multiple Airlines
Sun 10/1812:30 pm
MAD
- ONT
2 stops20h 22m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$839
This KLM deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 10/512:17 pm
ONT
- MAD
1 stop14h 58m
KLM
Wed 11/1811:55 am
MAD
- ONT
1 stop19h 19m
KLM
Deal found 7/24![KLM logo]()
$1,135
This British Airways deal was found by Cheapflights users on 7/23. 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.
Thu 10/810:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Thu 10/223:55 pm
MAD
- ONT
1 stop16h 57m
British Airways
Deal found 7/23![British Airways logo]()
$921
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/185:00 am
ONT
- MAD
2 stops18h 00m
United Airlines
Sun 11/291:25 pm
MAD
- ONT
2 stops40h 26m
United Airlines
Deal found 7/25![United Airlines logo]()
$984
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 9/51:56 pm
ONT
- MAD
2 stops33h 09m
United Airlines
Wed 9/305:55 am
MAD
- ONT
2 stops25h 54m
United Airlines
Deal found 7/25![United Airlines logo]()
$992
This British Airways deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/2310:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Tue 10/612:40 pm
MAD
- ONT
1 stop16h 14m
British Airways
Deal found 7/26![British Airways logo]()
$1,024
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 12/95:00 am
ONT
- MAD
2 stops18h 00m
United Airlines
Fri 1/81:25 pm
MAD
- ONT
2 stops39h 55m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,079
This British Airways deal was found by Cheapflights users on 7/23. 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 9/1410:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Tue 9/2912:40 pm
MAD
- ONT
1 stop16h 29m
British Airways
Deal found 7/23![British Airways logo]()
$1,172
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Fri 9/1112:45 pm
MAD
- ONT
2 stops41h 08m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,151
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:00 am
ONT
- MAD
2 stops16h 50m
United Airlines
Fri 8/2812:45 pm
MAD
- ONT
2 stops41h 08m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,182
Last-minute flights from Ontario to MadridDiscover last-minute flight deals from Ontario to Madrid. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Madrid. Data last updated July 27, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Sat 8/111:59 pm
ONT
- MAD
1 stop24h 06m
Multiple Airlines
Fri 8/282:10 am
MAD
- ONT
1 stop28h 35m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$967
This British Airways deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/610:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Thu 9/103:55 pm
MAD
- ONT
1 stop16h 41m
British Airways
Deal found 7/26![British Airways logo]()
$990
This oojo deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Fri 8/77:05 am
ONT
- MAD
1 stop17h 00m
British Airways
Fri 10/3011:05 am
MAD
- ONT
1 stop30h 30m
British Airways
Deal found 7/24![British Airways logo]()
$1,016
This Travelocity deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Tue 11/1711:05 am
MAD
- ONT
1 stop16h 42m
British Airways
Deal found 7/24![British Airways logo]()
$940
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:00 am
ONT
- MAD
2 stops37h 00m
United Airlines
Mon 9/711:15 am
MAD
- ONT
2 stops34h 35m
United Airlines
Deal found 7/23![United Airlines logo]()
$995
This Air Canada deal was found by Cheapflights users on 7/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:56 pm
ONT
- MAD
2 stops31h 54m
Multiple Airlines
Mon 9/712:45 pm
MAD
- ONT
3 stops33h 05m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,025
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Sat 8/156:00 am
ONT
- MAD
1 stop18h 05m
American Airlines
Mon 9/77:30 am
MAD
- ONT
2 stops20h 17m
American Airlines
Deal found 7/26![American Airlines logo]()
$1,044
This lastminute.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:05 am
ONT
- MAD
1 stop17h 00m
Iberia
Wed 9/237:30 am
MAD
- ONT
2 stops21h 39m
Iberia
Deal found 7/24![Iberia logo]()
$957
This British Airways deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/1710:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Wed 9/2312:40 pm
MAD
- ONT
1 stop16h 29m
British Airways
Deal found 7/24![British Airways logo]()
$985
This British Airways deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/2310:29 am
ONT
- MAD
1 stop13h 36m
British Airways
Tue 10/612:40 pm
MAD
- ONT
1 stop16h 14m
British Airways
Deal found 7/26![British Airways logo]()
$1,024
This Air France deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Sun 8/2312:00 pm
ONT
- MAD
1 stop15h 15m
Multiple Airlines
Sun 9/69:50 am
MAD
- ONT
1 stop17h 40m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,038
This Trip.com deal was found by Cheapflights users on 7/22. 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 8/318:48 am
ONT
- MAD
2 stops23h 17m
Multiple Airlines
Wed 9/97:40 am
MAD
- ONT
3 stops36h 03m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$868
One-way flights from Ontario to MadridSearch for one-way flight options from Ontario to Madrid. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way flight options from Ontario to Madrid. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This SmartFares deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:30 am
ONT
- MAD
1 stop17h 50m
British Airways
Deal found 7/26![British Airways logo]()
$337
This SmartFares deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Deal found 7/24![British Airways logo]()
$338
This SmartFares deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:22 pm
ONT
- MAD
1 stop33h 43m
British Airways
Deal found 7/26![British Airways logo]()
$348
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:00 am
ONT
- MAD
2 stops19h 00m
United Airlines
Deal found 7/22![United Airlines logo]()
$355
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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.
Tue 10/1310:25 am
ONT
- MAD
1 stop13h 40m
Iberia
Deal found 7/25![Iberia logo]()
$359
This oojo deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 10/1711:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Deal found 7/26![British Airways logo]()
$361
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/310:59 pm
ONT
- MAD
1 stop26h 56m
Delta
Deal found 7/23![Delta logo]()
$366
Find flight deals from Ontario to Madrid
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Madrid (MAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $743 (lastminute.com) |
One-way from | $337 (SmartFares) |
Popular in | June |
Cheapest in | August |
Average price | $1,848 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Madrid 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 July 27, 2026.
Use the filters below to find and compare flights from Ontario to Madrid that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Mon 9/21
7:00 am-8:05 am
2 stops16h 05m
Madrid Barajas
Tue 1/26
6:00 am-8:20 pm
2 stops23h 20m
$772
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sun 10/11
10:25 am-9:05 am
1 stop13h 40m
Madrid Barajas
Wed 10/21
3:55 pm-11:52 pm
1 stop16h 57m
$784
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sun 10/4
6:00 am-2:25 pm
1 stop23h 25m
Madrid Barajas
Sun 10/18
12:30 pm-11:52 pm
2 stops20h 22m
$839
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Thu 10/8
10:25 am-9:05 am
1 stop13h 40m
Madrid Barajas
Thu 10/22
3:55 pm-11:52 pm
1 stop16h 57m
$921
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Wed 11/18
5:00 am-8:00 am
2 stops18h 00m
Madrid Barajas
Sun 11/29
1:25 pm-8:51 pm
2 stops40h 26m
$984
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sat 9/5
1:56 pm-8:05 am
2 stops33h 09m
Madrid Barajas
Wed 9/30
5:55 am-10:49 pm
2 stops25h 54m
$992
Quickest round-trip
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sun 8/23
10:29 am-9:05 am
1 stop13h 36m
Madrid Barajas
Tue 10/6
12:40 pm-7:54 pm
1 stop16h 14m
$1,024
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Wed 12/9
5:00 am-8:00 am
2 stops18h 00m
Madrid Barajas
Fri 1/8
1:25 pm-8:20 pm
2 stops39h 55m
$1,079
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Mon 10/5
12:17 pm-12:15 pm
1 stop14h 58m
Madrid Barajas
Wed 11/18
11:55 am-10:14 pm
1 stop19h 19m
$1,135
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 9/8
7:00 am-8:05 am
2 stops16h 05m
Madrid Barajas
Fri 9/11
12:45 pm-8:53 pm
2 stops41h 08m
$1,151
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Ontario to Madrid
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Madrid in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Madrid flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-Madrid flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Ontario-Madrid flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Madrid flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Madrid
Have a flexible travel schedule? Discover the best time to fly to Madrid from Ontario with our price prediction graph.
ONT-MAD
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 Madrid
Reviews of airlines servicing Madrid
Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated July 27, 2026.
Read through reviews of airlines operating flights from Ontario to Madrid, such as American Airlines,Iberia, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.5
Crew
7.9
Food
6.4
Comfort
7.2
Entertainment
6.8
Overall
7.1
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Boarding
7.5
Crew
7.9
Food
6.4
Comfort
7.2
Entertainment
6.8
Overall
7.1
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Boarding
7.5
Crew
7.9
Food
6.4
Comfort
7.2
Entertainment
6.8
Overall
7.1
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Boarding
7.5
Crew
7.9
Food
6.4
Comfort
7.2
Entertainment
6.8
Overall
7.1
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Madrid. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Madrid?
Book flights to Madrid if you plan to visit one of these locationsGetafe
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Search flights from Ontario to Madrid by cabin class
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Other flights to Madrid
Explore flights to Madrid departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 27, 2026.
Ontario and Madrid flights
Browse other Ontario and Madrid flight options. Last updated on July 27, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Ontario to Madrid
Discover the top 3 airlines that operate flights from Ontario to Madrid. 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 July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$818 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$504 | Average$762 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$522 | Average$638 | FlexibilityNo cancel fee | On-time77% |