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Ontario

$300+ Cheap flights from Spain to Ontario (ONT)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — ONT
gen 26 — feb 21
dom 1/26
dom 2/2
1 adult, Economy
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Cheap flight deals from Spain to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Spain (ES0) to Ontario (ONT). 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 gennaio 21, 2025.

Round-trip from

$501
(United Airlines)

One-way from

$300
(Kiwi.com)
From Spain to Ontario
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One-way flight from Spain to Ontario
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Find flight deals from Spain to Ontario

Cheapest flights from Spain to Ontario
Explore the most affordable flight options available from Spain to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on gennaio 21, 2025.

This United Airlines deal was found by Cheapflights users on 1/20. 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.
gio 2/1312:15 pmBCN - ONT
2 stops41h 37mUnited Airlines
lun 2/246:00 amONT - BCN
2 stops18h 00mUnited Airlines
Deal found 1/20$501
This United Airlines deal was found by Cheapflights users on 1/20. 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.
mer 2/511:15 amMAD - ONT
3 stops42h 14mUnited Airlines
dom 2/91:45 pmONT - MAD
2 stops34h 30mUnited Airlines
Deal found 1/20$515
This Finnair deal was found by Cheapflights users on 1/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 2/511:35 amMAD - ONT
2 stops20h 10mMultiple Airlines
dom 2/96:00 amONT - MAD
1 stop23h 25mMultiple Airlines
Deal found 1/20$520
This Iberia deal was found by Cheapflights users on 1/20. 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.
dom 2/94:00 pmMAD - ONT
1 stop16h 58mIberia
gio 2/202:54 pmONT - MAD
1 stop14h 31mIberia
Deal found 1/20$530
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 2/811:00 amMAD - ONT
1 stop20h 52mDelta
lun 2/107:05 amONT - MAD
1 stop16h 55mDelta
Deal found 1/20$551
This Booking.com deal was found by Cheapflights users on 1/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 2/94:00 pmMAD - ONT
1 stop16h 58mBritish Airways
dom 2/1610:51 amONT - MAD
1 stop13h 34mBritish Airways
Deal found 1/19$563
This Air Canada deal was found by Cheapflights users on 1/20. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 2/512:15 pmMAD - ONT
3 stops33h 26mAir Canada
dom 2/95:10 amONT - MAD
3 stops19h 25mAir Canada
Deal found 1/20$564
This United Airlines deal was found by Cheapflights users on 1/20. 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.
sab 3/87:20 amBIO - ONT
2 stops22h 37mUnited Airlines
sab 3/156:45 pmONT - BIO
2 stops43h 05mUnited Airlines
Deal found 1/20$578
This American Airlines deal was found by Cheapflights users on 1/20. 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.
gio 2/201:25 pmSVQ - ONT
2 stops19h 28mAmerican Airlines
mar 2/2510:51 amONT - SVQ
2 stops16h 54mAmerican Airlines
Deal found 1/20$581
This Air France deal was found by Cheapflights users on 1/20. 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.
sab 2/1510:15 amBCN - ONT
1 stop21h 37mMultiple Airlines
lun 2/247:05 amONT - BCN
1 stop16h 35mMultiple Airlines
Deal found 1/20$582
This British Airways deal was found by Cheapflights users on 1/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 6/712:20 pmBCN - ONT
1 stop15h 39mBritish Airways
sab 6/1410:55 amONT - BCN
1 stop14h 15mBritish Airways
Deal found 1/20$593
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven 2/146:00 amBCN - ONT
2 stops19h 28mDelta
dom 2/237:05 amONT - BCN
1 stop16h 35mDelta
Deal found 1/20$596

Find flights from Spain to Ontario within your budget

Customize your flight search to find flights from Spain to Ontario 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 gennaio 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

gio 2/13

12:15 pm-8:52 pm

2 stops41h 37m

Ontario

lun 2/24

6:00 am-9:00 am

2 stops18h 00m

$501

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

mer 2/5

11:15 am-12:41 pm

2 stops34h 26m

Ontario

dom 2/9

1:45 pm-9:15 am

2 stops34h 30m

$515

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

mer 2/5

11:35 am-10:45 pm

2 stops20h 10m

Ontario

dom 2/9

6:00 am-2:25 pm

1 stop23h 25m

$520

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

dom 2/9

4:00 pm-11:58 pm

1 stop16h 58m

Ontario

gio 2/20

2:54 pm-2:25 pm

1 stop14h 31m

$530

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

sab 2/8

11:00 am-10:52 pm

1 stop20h 52m

Ontario

lun 2/10

7:05 am-9:00 am

1 stop16h 55m

$551

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

dom 2/9

4:00 pm-11:58 pm

1 stop16h 58m

Ontario

dom 2/16

10:51 am-9:25 am

1 stop13h 34m

$563

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

mer 2/5

12:15 pm-12:41 pm

3 stops33h 26m

Ontario

dom 2/9

5:10 am-9:35 am

3 stops19h 25m

$564

BilbaoOntario

BIO - ONT

BIOONT

Bilbao

sab 3/8

7:20 am-8:57 pm

2 stops22h 37m

Ontario

sab 3/15

6:45 pm-9:50 pm

2 stops43h 05m

$578

SevilleOntario

SVQ - ONT

SVQONT

Sevilla

gio 2/20

1:25 pm-11:53 pm

2 stops19h 28m

Ontario

mar 2/25

10:51 am-12:45 pm

2 stops16h 54m

$581

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

sab 2/15

10:15 am-10:52 pm

1 stop21h 37m

Ontario

lun 2/24

7:05 am-8:40 am

1 stop16h 35m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 57 results
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Best time to book a flight from Spain to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Spain 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.

Travel insights for flights from Spain to Ontario

Get recent, data-driven insights about flights from Spain to Ontario including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Spain to Ontario (average of $246). Flying from Spain to Ontario in March is currently the most expensive (average of $311). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated gennaio 21, 2025.
See what other customers who have flown with United Airlines, KLM and Iberia from Spain to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Spain to Ontario. 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 into for flights to Ontario from Spain?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Spain.

  • What are the cheapest airlines to fly from Spain to Ontario one-way?

    For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as $559. Users have also found prices from $638 and $642 on British Airways and American Airlines, respectively.

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

    The most popular route from Spain to Ontario is Barcelona-El Prat - Ontario. You may also consider Madrid Barajas - Ontario or Sevilla - Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain to Ontario 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 Spain to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Spain to Ontario (average of $246). Flying from Spain to Ontario in March is currently the most expensive (average of $311). 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 Spain to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Spain to Ontario

Discover the top 2 airlines that operate flights from Spain to Ontario. 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 gennaio 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$764Average$1,383FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$942Average$1,289FlexibilityNo cancel feeOn-time70%
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