$343+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
May 3 — May 101
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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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 April 3, 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 April 3, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 10/1310:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Tue 10/203:55 pm
MAD
- ONT
1 stop16h 11m
British Airways
Deal found 4/2![British Airways logo]()
$748
This KLM deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 11/167:00 am
ONT
- MAD
1 stop17h 15m
KLM
Thu 12/1011:15 am
MAD
- ONT
1 stop19h 59m
KLM
Deal found 3/31![KLM logo]()
$754
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 9/297:20 am
ONT
- MAD
2 stops18h 55m
British Airways
Wed 10/145:30 pm
MAD
- ONT
2 stops33h 17m
British Airways
Deal found 3/30![British Airways logo]()
$758
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 10/1111:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Wed 10/281:00 pm
MAD
- ONT
1 stop18h 06m
British Airways
Deal found 3/30![British Airways logo]()
$759
This KLM deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 10/1112:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Thu 10/229:50 am
MAD
- ONT
1 stop17h 28m
KLM
Deal found 3/31![KLM logo]()
$763
This KLM deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 10/412:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Tue 10/139:50 am
MAD
- ONT
1 stop17h 28m
KLM
Deal found 3/29![KLM logo]()
$764
This Delta deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 10/47:00 am
ONT
- MAD
1 stop20h 15m
Delta
Tue 10/206:00 am
MAD
- ONT
2 stops20h 17m
Delta
Deal found 4/2![Delta logo]()
$765
This oojo deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 8/1711:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Fri 10/1612:40 pm
MAD
- ONT
1 stop16h 24m
British Airways
Deal found 4/1![British Airways logo]()
$769
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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.
Wed 10/146:00 am
ONT
- MAD
1 stop18h 05m
British Airways
Tue 10/271:00 pm
MAD
- ONT
1 stop18h 06m
British Airways
Deal found 3/30![British Airways logo]()
$770
This KLM deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 8/1712:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Tue 11/1711:15 am
MAD
- ONT
1 stop19h 59m
KLM
Deal found 3/31![KLM logo]()
$774
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 9/187:13 pm
ONT
- MAD
2 stops51h 52m
United Airlines
Tue 9/291:30 pm
MAD
- ONT
2 stops41h 56m
United Airlines
Deal found 4/2![United Airlines logo]()
$786
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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
- MAD
2 stops18h 00m
United Airlines
Thu 12/101:45 pm
MAD
- ONT
2 stops18h 21m
United Airlines
Deal found 3/31![United Airlines logo]()
$789
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 April 3, 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 April 3, 2026.
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 9/185:00 am
ONT
- MAD
3 stops40h 50m
United Airlines
Tue 9/291:30 pm
MAD
- ONT
2 stops41h 56m
United Airlines
Deal found 4/2![United Airlines logo]()
$823
This KLM deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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.
Fri 5/112:49 pm
ONT
- MAD
1 stop14h 26m
KLM
Fri 5/89:50 am
MAD
- ONT
1 stop17h 46m
KLM
Deal found 4/1![KLM logo]()
$968
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 5/412:49 pm
ONT
- MAD
1 stop14h 26m
Delta
Sat 5/306:00 am
MAD
- ONT
2 stops25h 34m
Delta
Deal found 3/30![Delta logo]()
$989
This British Airways deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/2910:59 am
ONT
- MAD
1 stop13h 06m
British Airways
Wed 5/63:55 pm
MAD
- ONT
1 stop16h 51m
British Airways
Deal found 3/31![British Airways logo]()
$1,075
This Finnair deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 5/56:00 am
ONT
- MAD
2 stops17h 20m
Multiple Airlines
Tue 6/93:55 pm
MAD
- ONT
1 stop28h 55m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$1,081
This Turkish Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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.
Sun 9/279:10 pm
ONT
- MAD
2 stops28h 15m
Turkish Airlines
Fri 10/212:00 pm
MAD
- ONT
2 stops41h 13m
Turkish Airlines
Deal found 4/2![Turkish Airlines logo]()
$1,270
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 8/66:30 am
ONT
- MAD
2 stops17h 20m
United Airlines
Thu 8/206:05 am
MAD
- ONT
2 stops21h 06m
United Airlines
Deal found 4/2![United Airlines logo]()
$1,114
This British Airways deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 6/2310:22 am
ONT
- MAD
1 stop13h 43m
British Airways
Thu 7/231:00 pm
MAD
- ONT
1 stop18h 34m
British Airways
Deal found 3/29![British Airways logo]()
$1,410
This KLM deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 7/2611:48 am
ONT
- MAD
1 stop15h 27m
KLM
Mon 8/179:50 am
MAD
- ONT
1 stop17h 11m
KLM
Deal found 4/2![KLM logo]()
$1,424
This Turkish Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 7/3111:50 pm
ONT
- MAD
2 stops28h 45m
Multiple Airlines
Fri 8/77:40 am
MAD
- ONT
2 stops24h 31m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$1,430
This KLM deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 5/1112:08 pm
ONT
- MAD
1 stop15h 07m
KLM
Wed 5/209:50 am
MAD
- ONT
1 stop17h 46m
KLM
Deal found 3/30![KLM logo]()
$1,477
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 6/146:30 am
ONT
- MAD
2 stops39h 20m
United Airlines
Sun 6/2811:15 am
MAD
- ONT
2 stops33h 57m
United Airlines
Deal found 3/31![United Airlines logo]()
$1,547
Last-minute flights from Ontario to MadridDiscover last-minute flight deals from Ontario to Madrid. Data last updated April 3, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Madrid. Data last updated April 3, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 4/266:00 am
ONT
- MAD
1 stop18h 05m
British Airways
Sun 5/310:25 am
MAD
- ONT
1 stop19h 42m
British Airways
Deal found 3/30![British Airways logo]()
$831
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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
- MAD
2 stops18h 50m
United Airlines
Sun 5/35:55 am
MAD
- ONT
2 stops20h 57m
United Airlines
Deal found 3/30![United Airlines logo]()
$840
This Ticket deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:49 pm
ONT
- MAD
1 stop14h 26m
KLM
Tue 5/129:50 am
MAD
- ONT
1 stop17h 46m
KLM
Deal found 3/29![KLM logo]()
$899
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 4/2712:49 pm
ONT
- MAD
1 stop14h 26m
Delta
Mon 5/412:45 pm
MAD
- ONT
1 stop17h 15m
Delta
Deal found 3/30![Delta logo]()
$836
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 4/2712:49 pm
ONT
- MAD
1 stop14h 26m
Delta
Tue 5/129:50 am
MAD
- ONT
1 stop17h 46m
Delta
Deal found 3/30![Delta logo]()
$916
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 4/287:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Fri 5/812:45 pm
MAD
- ONT
2 stops38h 16m
United Airlines
Deal found 3/30![United Airlines logo]()
$912
This KLM deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 4/2812:49 pm
ONT
- MAD
1 stop14h 26m
KLM
Tue 5/512:45 pm
MAD
- ONT
1 stop17h 15m
KLM
Deal found 3/29![KLM logo]()
$919
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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.
Wed 4/2910:59 am
ONT
- MAD
2 stops19h 51m
British Airways
Fri 5/151:00 pm
MAD
- ONT
1 stop17h 07m
British Airways
Deal found 3/30![British Airways logo]()
$917
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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.
Sun 5/310:54 am
ONT
- MAD
1 stop13h 11m
British Airways
Tue 5/191:00 pm
MAD
- ONT
1 stop16h 27m
British Airways
Deal found 3/31![British Airways logo]()
$910
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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.
Mon 5/410:59 am
ONT
- MAD
1 stop13h 06m
British Airways
Tue 5/121:00 pm
MAD
- ONT
1 stop16h 27m
British Airways
Deal found 4/1![British Airways logo]()
$909
This oojo deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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.
Wed 5/67:30 am
ONT
- MAD
1 stop16h 35m
British Airways
Thu 6/41:00 pm
MAD
- ONT
1 stop18h 36m
British Airways
Deal found 3/31![British Airways logo]()
$922
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 April 3, 2026.
Search for one-way flight options from Ontario to Madrid. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” 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 8/171:00 pm
ONT
- MAD
2 stops22h 10m
British Airways
Deal found 3/30![British Airways logo]()
$343
This Cheapflightsfares deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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.
Wed 8/510:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Deal found 3/29![British Airways logo]()
$346
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 8/1810:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Deal found 3/31![British Airways logo]()
$347
This Cheapflightsfares deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 7/2810:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Deal found 3/29![British Airways logo]()
$348
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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.
Tue 8/1110:25 am
ONT
- MAD
1 stop13h 40m
American Airlines
Deal found 3/31![American Airlines logo]()
$351
This British Airways deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 9/284:59 pm
ONT
- MAD
2 stops18h 11m
British Airways
Deal found 4/1![British Airways logo]()
$352
This oojo deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 8/47:00 am
ONT
- MAD
1 stop17h 05m
British Airways
Deal found 3/31![British Airways logo]()
$354
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 9/297:00 am
ONT
- MAD
2 stops17h 55m
Delta
Deal found 3/31![Delta logo]()
$355
This oojo deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 7/272:15 pm
ONT
- MAD
1 stop33h 50m
British Airways
Deal found 4/2![British Airways logo]()
$365
This Trip.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:22 pm
ONT
- MAD
1 stop33h 43m
Iberia
Deal found 4/3![Iberia logo]()
$374
This Trip.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2612:39 pm
ONT
- MAD
1 stop35h 26m
Iberia
Deal found 4/3![Iberia logo]()
$378
This Trip.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 8/82:22 pm
ONT
- MAD
1 stop33h 43m
Iberia
Deal found 3/31![Iberia logo]()
$381
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 April 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $758 (oojo) |
One-way from | $343 (oojo) |
Popular in | May |
Cheapest in | October |
Average price | $637 |
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 April 3, 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
Fri 9/18
5:00 am-6:50 am
3 stops40h 50m
Madrid Barajas
Tue 9/29
1:30 pm-10:26 pm
2 stops41h 56m
$823
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Fri 5/1
12:49 pm-12:15 pm
1 stop14h 26m
Madrid Barajas
Fri 5/8
9:50 am-6:36 pm
1 stop17h 46m
$968
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Mon 5/4
12:49 pm-12:15 pm
1 stop14h 26m
Madrid Barajas
Sat 5/30
6:00 am-10:34 pm
2 stops25h 34m
$989
Quickest round-trip
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Wed 4/29
10:59 am-9:05 am
1 stop13h 06m
Madrid Barajas
Wed 5/6
3:55 pm-11:46 pm
1 stop16h 51m
$1,075
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 5/5
6:00 am-8:20 am
2 stops17h 20m
Madrid Barajas
Tue 6/9
3:55 pm-11:50 am
1 stop28h 55m
$1,081
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Thu 8/6
6:30 am-8:50 am
2 stops17h 20m
Madrid Barajas
Thu 8/20
6:05 am-6:11 pm
2 stops21h 06m
$1,114
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sun 9/27
9:10 pm-10:25 am
2 stops28h 15m
Madrid Barajas
Fri 10/2
12:00 pm-8:13 pm
2 stops41h 13m
$1,270
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 6/23
10:22 am-9:05 am
1 stop13h 43m
Madrid Barajas
Thu 7/23
1:00 pm-10:34 pm
1 stop18h 34m
$1,410
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sun 7/26
11:48 am-12:15 pm
1 stop15h 27m
Madrid Barajas
Mon 8/17
9:50 am-6:01 pm
1 stop17h 11m
$1,424
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Fri 7/31
11:50 pm-1:35 pm
2 stops28h 45m
Madrid Barajas
Fri 8/7
7:40 am-11:11 pm
2 stops24h 31m
$1,430
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Ontario-Madrid flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Madrid flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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
What is the cheapest month to book a flight from Ontario to Madrid?
Currently, February is the cheapest month in which you can book a flight from Ontario to Madrid (average of $334). Flying from Ontario to Madrid in June is currently the most expensive (average of $676). 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.
How much does it cost to fly round-trip 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 April 3, 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.
Entertainment
6.9
Food
6.4
Overall
7.1
Crew
7.9
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Entertainment
6.9
Food
6.4
Overall
7.1
Crew
7.9
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Entertainment
6.9
Food
6.4
Overall
7.1
Crew
7.9
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Entertainment
6.9
Food
6.4
Overall
7.1
Crew
7.9
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
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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Alternative routes for Ontario to Madrid
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Complete your trip
Complete your trip to Madrid by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Madrid by cabin class
Find flights from Ontario to Madrid, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 April 3, 2026.
Ontario and Madrid flights
Browse other Ontario and Madrid flight options. Last updated on April 3, 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 April 3, 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 April 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$833 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$497 | Average$731 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$504 | Average$916 | FlexibilityNo cancel fee | On-time70% |