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$305+ Cheap flights from Ontario (ONT) to Spain

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
janv. 31 — févr. 71
sam. 1/31
sam. 2/7
1 adult, Economy
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Cheap flight deals from Ontario to Spain

Cheapest flights from Ontario to Spain
Explore the most affordable flight options available from Ontario to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 1, 2026.

This Delta deal was found by Cheapflights users on 12/30. 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.
mer. 12/317:05 amONT - MAD
1 stop17h 10mDelta
mar. 1/1311:15 amMAD - ONT
1 stop18h 50mDelta
Deal found 12/30$863
This Delta deal was found by Cheapflights users on 12/30. 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.
mer. 12/317:05 amONT - MAD
1 stop17h 10mDelta
lun. 1/121:05 pmMAD - ONT
2 stops36h 07mDelta
Deal found 12/30$866
This Delta deal was found by Cheapflights users on 12/30. 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.
mer. 12/316:00 amONT - MAD
2 stops17h 00mDelta
mer. 1/1410:00 amMAD - ONT
2 stops20h 05mDelta
Deal found 12/30$867
This United Airlines deal was found by Cheapflights users on 12/30. 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.
mar. 12/3011:59 pmONT - MAD
2 stops23h 01mUnited Airlines
mar. 1/131:35 pmMAD - ONT
2 stops30h 43mUnited Airlines
Deal found 12/30$875
This United Airlines deal was found by Cheapflights users on 12/30. 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.
mar. 12/3011:59 pmONT - MAD
2 stops24h 16mUnited Airlines
lun. 1/1211:15 amMAD - ONT
2 stops20h 38mUnited Airlines
Deal found 12/30$917
This British Airways deal was found by Cheapflights users on 12/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/302:49 pmONT - MAD
1 stop33h 36mBritish Airways
mar. 1/136:05 pmMAD - ONT
2 stops35h 05mBritish Airways
Deal found 12/30$1,084
This Iberia deal was found by Cheapflights users on 12/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/307:10 amONT - MAD
1 stop17h 15mIberia
mer. 1/1412:40 pmMAD - ONT
1 stop19h 08mIberia
Deal found 12/30$1,091
This United Airlines deal was found by Cheapflights users on 12/30. 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.
mar. 12/3011:59 pmONT - MAD
2 stops24h 16mUnited Airlines
mar. 1/61:35 pmMAD - ONT
2 stops32h 12mUnited Airlines
Deal found 12/30$1,340
This KLM deal was found by Cheapflights users on 12/29. 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.
mer. 12/317:05 amONT - BCN
1 stop16h 35mKLM
mar. 1/67:55 pmBCN - ONT
2 stops29h 17mKLM
Deal found 12/29$1,363
This Air France deal was found by Cheapflights users on 12/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/317:05 amONT - BCN
2 stops19h 05mMultiple Airlines
mar. 1/67:55 pmBCN - ONT
2 stops29h 17mMultiple Airlines
Deal found 12/29$1,367
This British Airways deal was found by Cheapflights users on 12/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3012:45 pmONT - MAD
1 stop35h 40mBritish Airways
lun. 1/127:25 pmMAD - ONT
2 stops32h 20mBritish Airways
Deal found 12/30$1,374
This oojo deal was found by Cheapflights users on 12/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/304:47 pmONT - BCN
2 stops17h 58mBritish Airways
mer. 1/75:20 pmBCN - ONT
2 stops33h 02mBritish Airways
Deal found 12/29$1,425

Find flight deals from Ontario to Spain

Keep the following information in mind while searching for Ontario to Spain flight deals. Data was last updated janvier 1, 2026.

Round-trip from

$475
(oojo)

One-way from

$305
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$621
From Ontario to Spain
Search Deals
One-way flight from Ontario to Spain
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($187 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Spain that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated janvier 1, 2026.
Use the filters below to find and compare flights from Ontario to Spain that are best for you.

Fly from

Ontario

Fly to

Spain

Route

Depart

Return

Price

OntarioMálaga

ONT - AGP

ONTAGP

Ontario

lun. 3/2

7:00 am-4:50 pm

2 stops24h 50m

Malaga

mar. 3/17

5:50 pm-11:59 pm

2 stops38h 09m

$475

OntarioMálaga

ONT - AGP

ONTAGP

Ontario

mer. 3/4

11:58 pm-6:55 pm

2 stops33h 57m

Malaga

dim. 3/8

6:45 pm-10:07 pm

2 stops35h 22m

$475

OntarioBilbao

ONT - BIO

ONTBIO

Ontario

mer. 3/4

6:37 pm-9:55 pm

2 stops18h 18m

Bilbao

mar. 3/10

6:45 am-10:25 pm

2 stops23h 40m

$487

OntarioValencia

ONT - VLC

ONTVLC

Ontario

sam. 1/31

1:53 pm-5:10 pm

2 stops42h 17m

Valencia

lun. 2/9

1:00 pm-10:53 pm

2 stops18h 53m

$499

OntarioValencia

ONT - VLC

ONTVLC

Ontario

dim. 2/1

6:00 am-5:10 pm

2 stops26h 10m

Valencia

lun. 2/9

1:00 pm-10:53 pm

2 stops18h 53m

$499

OntarioMálaga

ONT - AGP

ONTAGP

Ontario

mer. 1/28

3:09 pm-10:55 am

2 stops34h 46m

Malaga

dim. 2/1

7:15 pm-5:22 pm

2 stops31h 07m

$501

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

mer. 2/4

10:58 am-1:05 pm

2 stops17h 07m

Madrid Barajas

mer. 2/11

4:25 pm-10:06 am

2 stops26h 41m

$527

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

mer. 1/21

6:00 am-9:15 am

2 stops18h 15m

Madrid Barajas

mar. 1/27

11:15 am-10:53 pm

2 stops20h 38m

$527

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

mer. 1/28

5:05 am-8:00 am

2 stops17h 55m

Madrid Barajas

mer. 2/4

8:30 am-8:58 pm

2 stops21h 28m

$527

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

dim. 1/18

5:05 am-9:15 am

2 stops19h 10m

Madrid Barajas

mer. 1/28

11:15 am-10:53 pm

2 stops20h 38m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/31

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Spain

What is the cheapest month to book a flight from Ontario to Spain?

Currently, February is the cheapest month in which you can book a flight from Ontario to Spain (average of $340). Flying from Ontario to Spain in June is currently the most expensive (average of $612). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spain. Reviews last updated janvier 1, 2026.
Read through reviews of airlines operating flights from Ontario to Spain, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,012 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,012 reviews
Delta
7.9
Good
8,012 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,123 reviews
Delta
7.9
Good
8,012 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,069 reviews
Delta
7.9
Good
8,012 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
3,058 reviews
Delta
7.9
Good
8,012 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,631 reviews
Delta
7.9
Good
8,012 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Spain?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Spain. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Spain?

    Airlines like British Airways, United Airlines, and Iberia fly from Ontario to Spain in about 16h 25m. The time it takes to get you to your destination can typically vary by up to 8h 25m. Airlines will cover a distance of 6060 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Ontario to Spain?

    When deciding which route to take from Ontario to Spain consider Ontario - Palma de Mallorca Son Sant Joan, Ontario - Madrid Barajas or Ontario - Barcelona-El Prat as they are the most popular.

  • Can I find deals for flights from Ontario to Spain that include hotel bookings?

    Yes. In addition to deals on Ontario to Spain flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Spain?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Spain.

  • Can I find deals for business class flights from Ontario to Spain?

    Yes. Cheapflights offers flight deals from Ontario to Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Spain?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Spain (average of $340). Flying from Ontario to Spain in June is currently the most expensive (average of $612). 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.

See more FAQs

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Alternative routes for Ontario to Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Spain

Discover the top 5 airlines that operate flights from Ontario to Spain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated janvier 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$444Average$873FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$497Average$870FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$517Average$886FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$595Average$1,204FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$688Average$1,100FlexibilityNo cancel feeOn-time69%

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