What is the cheapest airline that flies from Spain to Ontario?

Iberia, American Airlines, and British Airways are the most popular carriers operating from Spain to Ontario

How long does it take to fly to Ontario?

Average flight duration from Spain to Ontario depends on which airport you fly into and out of. Flying from Madrid to Los Angeles is 12h 05m on average, while flying from Barcelona to Los Angeles is 13h 05m on average. Los Angeles is the most popular airport in Ontario.

What airlines fly to Ontario?

Iberia, TAP AIR PORTUGAL and Delta are the top three most popular airlines that fly to Ontario from Spain according to our data. Iberia is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 14 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Spain to Ontario Airport?

Prices for flights from Spain to Ontario Airport were last updated today.

How old do you have to be to fly from Spain to Ontario Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spain to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$456 Cheap Flights from Spain to Ontario in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Spain to Los Angeles

Round-trip

One-way

Last minute

Recent round-trip flight deals from Spain to Los Angeles

Enter your travel dates to find the best prices.

6:40 am - 10:48 pm

BCN

ONT

25h 08m2 stops

4:45 pm - 10:35 pm

ONT

BCN

20h 50m2 stops

$730British Airways

Thu, Jan 15 - Thu, Jan 29

10:40 am - 6:45 pm

BCN

ONT

17h 05m1 stop

10:58 am - 8:50 am

ONT

BCN

12h 52m1 stop

$733British Airways

Thu, Jan 15 - Thu, Jan 29

10:40 am - 10:13 pm

BCN

ONT

20h 33m2 stops

10:58 am - 8:50 am

ONT

BCN

12h 52m1 stop

$735Multiple Airlines

Thu, Jan 15 - Thu, Jan 29

6:45 am - 8:50 pm

BIO

ONT

23h 05m2 stops

5:15 am - 11:05 pm

ONT

BIO

33h 50m2 stops

$740United Airlines

Thu, Mar 5 - Mon, Mar 9

6:45 am - 8:50 pm

BIO

ONT

23h 05m2 stops

5:15 am - 11:05 pm

ONT

BIO

33h 50m2 stops

$741United Airlines

Thu, Mar 5 - Mon, Mar 9

6:05 am - 4:15 pm

AGP

ONT

19h 10m2 stops

6:00 am - 12:20 pm

ONT

AGP

21h 20m2 stops

$749Delta

Mon, Jan 26 - Tue, Feb 3

6:05 am - 4:15 pm

AGP

ONT

19h 10m2 stops

6:00 am - 12:20 pm

ONT

AGP

21h 20m2 stops

$750Delta

Mon, Jan 26 - Thu, Feb 5

10:40 am - 6:39 pm

BCN

ONT

16h 59m1 stop

10:59 am - 8:50 am

ONT

BCN

12h 51m1 stop

$752Multiple Airlines

Thu, Feb 12 - Fri, Feb 27

12:55 am - 10:08 am

MAD

ONT

18h 13m1 stop

7:16 am - 6:15 am

ONT

MAD

13h 59m1 stop

$755Iberia

Mon, Jan 12 - Sun, Jan 25

12:55 am - 10:08 am

MAD

ONT

18h 13m1 stop

7:16 am - 6:15 am

ONT

MAD

13h 59m1 stop

$757Iberia

Mon, Jan 26 - Sun, Feb 1

Iberia flights from Spain to Ontario

Our best Iberia deals on Spain to Ontario flight tickets

Iberia

Jan 12

MAD12:55 amMadrid Barajas

18h 13m

1 stop

ONT10:08 amOntario

Jan 25

ONT7:16 amOntario

13h 59m

1 stop

MAD6:15 amMadrid Barajas

$755

Find similar

Iberia

Jan 26

MAD12:55 amMadrid Barajas

18h 13m

1 stop

ONT10:08 amOntario

Feb 1

ONT7:16 amOntario

13h 59m

1 stop

MAD6:15 amMadrid Barajas

$757

Find similar

Iberia

Jan 14

MAD12:55 amMadrid Barajas

22h 23m

1 stop

ONT2:18 pmOntario

Jan 22

ONT6:00 amOntario

15h 15m

1 stop

MAD6:15 amMadrid Barajas

$764

Find similar

KLM flights from Spain to Ontario

Our best KLM deals on Spain to Ontario flight tickets

KLM

Feb 4

BCN10:55 amBarcelona-El Prat

19h 10m

1 stop

ONT9:05 pmOntario

Jul 21

ONT12:00 pmOntario

15h 50m

1 stop

BCN12:50 pmBarcelona-El Prat

$772

Find similar

KLM

Feb 4

BCN10:55 amBarcelona-El Prat

19h 10m

1 stop

ONT9:05 pmOntario

Jul 14

ONT12:00 pmOntario

15h 50m

1 stop

BCN12:50 pmBarcelona-El Prat

$848

Find similar

KLM

Apr 4

BCN11:35 amBarcelona-El Prat

18h 29m

1 stop

ONT9:04 pmOntario

Apr 19

ONT12:00 pmOntario

15h 50m

1 stop

BCN12:50 pmBarcelona-El Prat

$893

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Thu 1/15

6:40 am-10:48 pm

2 stops25h 08m

Ontario

Thu 1/29

4:45 pm-10:35 pm

2 stops20h 50m

$730

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Thu 1/15

10:40 am-6:45 pm

1 stop17h 05m

Ontario

Thu 1/29

10:58 am-8:50 am

1 stop12h 52m

$733

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Thu 1/15

10:40 am-10:13 pm

2 stops20h 33m

Ontario

Thu 1/29

10:58 am-8:50 am

1 stop12h 52m

$735

BilbaoOntario

BIO - ONT

BIOONT

Bilbao

Thu 3/5

6:45 am-8:50 pm

2 stops23h 05m

Ontario

Mon 3/9

5:15 am-11:05 pm

2 stops33h 50m

$740

BilbaoOntario

BIO - ONT

BIOONT

Bilbao

Thu 3/5

6:45 am-8:50 pm

2 stops23h 05m

Ontario

Mon 3/9

5:15 am-11:05 pm

2 stops33h 50m

$741

MálagaOntario

AGP - ONT

AGPONT

Malaga

Mon 1/26

6:05 am-4:15 pm

2 stops19h 10m

Ontario

Tue 2/3

6:00 am-12:20 pm

2 stops21h 20m

$749

MálagaOntario

AGP - ONT

AGPONT

Malaga

Mon 1/26

6:05 am-4:15 pm

2 stops19h 10m

Ontario

Thu 2/5

6:00 am-12:20 pm

2 stops21h 20m

$750

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Thu 2/12

10:40 am-6:39 pm

1 stop16h 59m

Ontario

Fri 2/27

10:59 am-8:50 am

1 stop12h 51m

$752

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

Mon 1/12

12:55 am-10:08 am

1 stop18h 13m

Ontario

Sun 1/25

7:16 am-6:15 am

1 stop13h 59m

$755

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

Mon 1/26

12:55 am-10:08 am

1 stop18h 13m

Ontario

Sun 2/1

7:16 am-6:15 am

1 stop13h 59m

$757

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Spain to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

Can stopping save me money on Spain to Ontario flights?

You could potentially save up to 17% on your flight if you consider stops on a Spain to Ontario flight.

Cheap Spain to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Spain to Ontario

Fastest flight time	15h 48m
Direct flights	None

The fastest flight from Spain to Ontario takes 15h 48m

There are no direct flights from Spain to Ontario. There are no popular flight routes from Spain to Ontario.

Search flight deals

When did momondo last update prices for flights from Spain to Ontario Airport?
Prices for flights from Spain to Ontario Airport were last updated today.
How old do you have to be to fly from Spain to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spain to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Spain to Ontario?

Finding the right flight to Ontario from Spain is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Spain to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Spain to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Spain to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Spain.

I’m not ready to book a flight from Spain to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Spain and alert you when they change.