$327+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
Apr 21 — Apr 281
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
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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 March 22, 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 March 22, 2026.
This oojo deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/2011:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Wed 4/2910:25 am
MAD
- ONT
1 stop19h 42m
British Airways
Deal found 3/17![British Airways logo]()
$639
This BusinessClass deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Wed 4/153:55 pm
MAD
- ONT
1 stop16h 51m
British Airways
Deal found 3/17![British Airways logo]()
$674
This oojo deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/1912:19 pm
ONT
- MAD
2 stops36h 21m
British Airways
Wed 4/2910:25 am
MAD
- ONT
1 stop19h 42m
British Airways
Deal found 3/17![British Airways logo]()
$679
This Delta deal was found by Cheapflights users on 3/18. 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.
Sun 4/1210:25 pm
ONT
- MAD
1 stop28h 50m
Delta
Tue 4/2812:45 pm
MAD
- ONT
1 stop17h 15m
Delta
Deal found 3/18![Delta logo]()
$689
This KLM deal was found by Cheapflights users on 3/18. 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.
Tue 4/1412:49 pm
ONT
- MAD
1 stop14h 26m
KLM
Wed 4/2212:45 pm
MAD
- ONT
1 stop17h 15m
KLM
Deal found 3/18![KLM logo]()
$694
This Delta deal was found by Cheapflights users on 3/18. 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 11/177:00 am
ONT
- MAD
1 stop17h 15m
Delta
Fri 11/276:00 am
MAD
- ONT
2 stops26h 48m
Delta
Deal found 3/18![Delta logo]()
$696
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 4/87:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Wed 4/228:25 am
MAD
- ONT
2 stops23h 20m
United Airlines
Deal found 3/20![United Airlines logo]()
$699
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:10 am
ONT
- MAD
1 stop18h 10m
British Airways
Tue 11/1012:40 pm
MAD
- ONT
1 stop17h 31m
British Airways
Deal found 3/20![British Airways logo]()
$709
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Fri 10/301:00 pm
MAD
- ONT
1 stop28h 29m
British Airways
Deal found 3/20![British Airways logo]()
$714
This Air France deal was found by Cheapflights users on 3/20. 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.
Wed 10/712:00 pm
ONT
- MAD
1 stop15h 15m
Multiple Airlines
Wed 10/219:50 am
MAD
- ONT
1 stop17h 28m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$720
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 March 22, 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 March 22, 2026.
This Delta deal was found by Cheapflights users on 3/18. 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.
Sun 4/2612:49 pm
ONT
- MAD
1 stop14h 26m
Delta
Mon 5/412:45 pm
MAD
- ONT
1 stop17h 15m
Delta
Deal found 3/18![Delta logo]()
$744
This United Airlines deal was found by Cheapflights users on 3/19. 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 4/287:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Mon 5/41:30 pm
MAD
- ONT
2 stops18h 05m
United Airlines
Deal found 3/19![United Airlines logo]()
$757
This Turkish Airlines deal was found by Cheapflights users on 3/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:56 pm
ONT
- MAD
2 stops32h 59m
Turkish Airlines
Fri 9/257:40 am
MAD
- ONT
2 stops46h 49m
Turkish Airlines
Deal found 3/20![Turkish Airlines logo]()
$1,026
This British Airways deal was found by Cheapflights users on 3/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/810:59 am
ONT
- MAD
1 stop13h 36m
British Airways
Mon 5/113:55 pm
MAD
- ONT
1 stop16h 51m
British Airways
Deal found 3/21![British Airways logo]()
$1,135
This Turkish Airlines deal was found by Cheapflights users on 3/22. 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 6/210:00 pm
ONT
- MAD
2 stops33h 55m
Multiple Airlines
Wed 6/107:40 am
MAD
- ONT
2 stops24h 31m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$1,320
This KLM deal was found by Cheapflights users on 3/22. 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 5/2512:07 pm
ONT
- MAD
1 stop15h 08m
KLM
Sun 6/79:50 am
MAD
- ONT
1 stop17h 35m
KLM
Deal found 3/22![KLM logo]()
$1,369
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/77:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Wed 4/1510:50 am
MAD
- ONT
2 stops18h 46m
United Airlines
Deal found 3/17![United Airlines logo]()
$982
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Tue 5/127:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Tue 6/212:45 pm
MAD
- ONT
2 stops43h 01m
United Airlines
Deal found 3/18![United Airlines logo]()
$1,189
This Turkish Airlines deal was found by Cheapflights users on 3/19. 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.
Tue 9/111:59 pm
ONT
- MAD
2 stops31h 56m
Turkish Airlines
Wed 9/307:40 am
MAD
- ONT
2 stops46h 49m
Turkish Airlines
Deal found 3/19![Turkish Airlines logo]()
$1,391
This KLM deal was found by Cheapflights users on 3/21. 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.
Sat 5/912:07 pm
ONT
- MAD
1 stop15h 08m
KLM
Fri 6/129:50 am
MAD
- ONT
1 stop17h 35m
KLM
Deal found 3/21![KLM logo]()
$1,391
This Turkish Airlines deal was found by Cheapflights users on 3/18. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:09 pm
ONT
- MAD
2 stops23h 26m
Multiple Airlines
Thu 7/167:40 am
MAD
- ONT
2 stops24h 31m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$1,404
This KLM deal was found by Cheapflights users on 3/21. 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.
Mon 7/1312:00 pm
ONT
- MAD
1 stop15h 15m
KLM
Wed 8/129:50 am
MAD
- ONT
1 stop17h 11m
KLM
Deal found 3/21![KLM logo]()
$1,404
Last-minute flights from Ontario to MadridDiscover last-minute flight deals from Ontario to Madrid. Data last updated March 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Madrid. Data last updated March 22, 2026 and is based on user searches.
This BusinessClass deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Wed 4/153:55 pm
MAD
- ONT
1 stop16h 51m
British Airways
Deal found 3/17![British Airways logo]()
$674
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 4/87:00 am
ONT
- MAD
2 stops16h 05m
United Airlines
Wed 4/228:25 am
MAD
- ONT
2 stops23h 20m
United Airlines
Deal found 3/20![United Airlines logo]()
$699
This Delta deal was found by Cheapflights users on 3/18. 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.
Sun 4/1210:25 pm
ONT
- MAD
1 stop28h 50m
Delta
Tue 4/2812:45 pm
MAD
- ONT
1 stop17h 15m
Delta
Deal found 3/18![Delta logo]()
$689
This KLM deal was found by Cheapflights users on 3/18. 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.
Tue 4/1412:49 pm
ONT
- MAD
1 stop14h 26m
KLM
Wed 4/2212:45 pm
MAD
- ONT
1 stop17h 15m
KLM
Deal found 3/18![KLM logo]()
$694
This Iberia deal was found by Cheapflights users on 3/18. 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.
Wed 4/152:08 pm
ONT
- MAD
1 stop15h 17m
Iberia
Wed 4/223:55 pm
MAD
- ONT
1 stop16h 51m
Iberia
Deal found 3/18![Iberia logo]()
$734
This oojo deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/1912:19 pm
ONT
- MAD
2 stops36h 21m
British Airways
Wed 4/2910:25 am
MAD
- ONT
1 stop19h 42m
British Airways
Deal found 3/17![British Airways logo]()
$679
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:15 pm
ONT
- MAD
1 stop29h 00m
Delta
Mon 5/412:45 pm
MAD
- ONT
1 stop17h 15m
Delta
Deal found 3/17![Delta logo]()
$735
This oojo deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/2011:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Wed 4/2910:25 am
MAD
- ONT
1 stop19h 42m
British Airways
Deal found 3/17![British Airways logo]()
$639
This oojo deal was found by Cheapflights users on 3/19. 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.
Tue 4/2111:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Tue 4/281:00 pm
MAD
- ONT
1 stop30h 09m
British Airways
Deal found 3/19![British Airways logo]()
$737
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 March 22, 2026.
Search for one-way flight options from Ontario to Madrid. Find affordable one-way fares based on user searches. Data last updated March 22, 2026.
This British Airways deal was found by Cheapflights users on 3/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:35 pm
ONT
- MAD
2 stops18h 15m
British Airways
Deal found 3/19![British Airways logo]()
$327
This oojo deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 8/911:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Deal found 3/17![British Airways logo]()
$329
This Iberia deal was found by Cheapflights users on 3/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:47 pm
ONT
- MAD
1 stop16h 38m
Iberia
Deal found 3/19![Iberia logo]()
$330
This Trip.com deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 7/272:15 pm
ONT
- MAD
1 stop33h 50m
Iberia
Deal found 3/17![Iberia logo]()
$352
This KAYAK deal was found by Cheapflights users on 3/19. 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.
Thu 8/610:25 am
ONT
- MAD
1 stop13h 40m
British Airways
Deal found 3/19![British Airways logo]()
$424
This American Airlines deal was found by Cheapflights users on 3/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:35 pm
ONT
- MAD
1 stop16h 50m
American Airlines
Deal found 3/20![American Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/32:15 pm
ONT
- MAD
1 stop15h 10m
American Airlines
Deal found 3/17![American Airlines logo]()
$430
This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 7/272:15 pm
ONT
- MAD
2 stops20h 55m
British Airways
Deal found 3/17![British Airways logo]()
$433
This Iberia deal was found by Cheapflights users on 3/20. 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.
Tue 8/410:25 am
ONT
- MAD
1 stop13h 40m
Iberia
Deal found 3/20![Iberia logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 am
ONT
- MAD
3 stops27h 45m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$443
This oojo deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 9/511:59 pm
ONT
- MAD
1 stop24h 06m
British Airways
Deal found 3/17![British Airways logo]()
$446
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 March 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $639 (oojo) |
One-way from | $327 (British Airways) |
Popular in | May |
Cheapest in | October |
Average price | $582 |
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 March 22, 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
Sun 4/26
12:49 pm-12:15 pm
1 stop14h 26m
Madrid Barajas
Mon 5/4
12:45 pm-9:00 pm
1 stop17h 15m
$744
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 4/28
7:00 am-8:05 am
2 stops16h 05m
Madrid Barajas
Mon 5/4
1:30 pm-10:35 pm
2 stops18h 05m
$757
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 4/7
7:00 am-8:05 am
2 stops16h 05m
Madrid Barajas
Wed 4/15
10:50 am-8:36 pm
2 stops18h 46m
$982
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 9/15
10:56 pm-4:55 pm
2 stops32h 59m
Madrid Barajas
Fri 9/25
7:40 am-9:29 pm
2 stops46h 49m
$1,026
Quickest round-trip
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Fri 5/8
10:59 am-9:35 am
1 stop13h 36m
Madrid Barajas
Mon 5/11
3:55 pm-11:46 pm
1 stop16h 51m
$1,135
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 5/12
7:00 am-8:05 am
2 stops16h 05m
Madrid Barajas
Tue 6/2
12:45 pm-10:46 pm
2 stops43h 01m
$1,189
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 6/2
10:00 pm-4:55 pm
2 stops33h 55m
Madrid Barajas
Wed 6/10
7:40 am-11:11 pm
2 stops24h 31m
$1,320
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Mon 5/25
12:07 pm-12:15 pm
1 stop15h 08m
Madrid Barajas
Sun 6/7
9:50 am-6:25 pm
1 stop17h 35m
$1,369
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Tue 9/1
11:59 pm-4:55 pm
2 stops31h 56m
Madrid Barajas
Wed 9/30
7:40 am-9:29 pm
2 stops46h 49m
$1,391
OntarioMadrid
ONT - MAD
ONTMAD
Ontario
Sat 5/9
12:07 pm-12:15 pm
1 stop15h 08m
Madrid Barajas
Fri 6/12
9:50 am-6:25 pm
1 stop17h 35m
$1,391
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 March.
| 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
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 March 22, 2026.
Read through reviews of airlines operating flights from Ontario to Madrid, such as Delta,American Airlines, andIberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Ontario to 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 March 22, 2026.
Ontario and Madrid flights
Browse other Ontario and Madrid flight options. Last updated on March 22, 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 March 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Ontario to Madrid
Discover the top 4 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 March 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$833 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$444 | Average$873 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$497 | Average$731 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$504 | Average$916 | FlexibilityNo cancel fee | On-time70% |