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

United Airlines, Delta, and American Airlines are the most popular carriers operating from Ontario to Spain

What airlines fly to Spain?

Iberia, LEVEL and British Airways are the top three most popular airlines that fly to Spain from Ontario according to our data. Iberia is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 24 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ontario Airport to Spain are updated daily.

How many operators does momondo search for flights from Ontario Airport to Spain?

The number of operators available for flights from Ontario Airport to Spain is 5 as of January 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$290 Cheap Flights from Ontario to Spain in 2026

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Find the cheapest flights from Ontario to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:49 pm - 12:50 pm

ONT

BCN

15h 01m

1 stop

11:00 am - 6:28 pm

BCN

ONT

16h 28m

1 stop

$487KLM

Wed, Apr 15 - Fri, May 1

6:15 am - 11:05 pm

ONT

BIO

32h 50m

2 stops

7:25 am - 12:18 pm

BIO

ONT

36h 53m

2 stops

$492United Airlines

Mon, Mar 16 - Mon, Mar 23

10:25 pm - 12:15 pm

ONT

MAD

28h 50m

1 stop

12:45 pm - 9:00 pm

MAD

ONT

17h 15m

1 stop

$497Delta

Sat, Apr 11 - Mon, Apr 20

6:00 am - 9:25 am

ONT

MAD

18h 25m

1 stop

12:40 pm - 10:29 pm

MAD

ONT

18h 49m

1 stop

$521British Airways

Wed, Feb 18 - Thu, Feb 26

12:49 pm - 12:15 pm

ONT

MAD

14h 26m

1 stop

12:45 pm - 9:00 pm

MAD

ONT

17h 15m

1 stop

$525Delta

Tue, Apr 14 - Thu, Apr 30

10:56 am - 9:25 am

ONT

MAD

13h 29m

1 stop

12:40 pm - 10:06 am

MAD

ONT

30h 26m

1 stop

$526British Airways

Wed, Feb 18 - Wed, Feb 25

7:00 am - 8:30 am

ONT

SVQ

16h 30m

2 stops

9:10 am - 11:59 pm

SVQ

ONT

23h 49m

2 stops

$824Iberia

Thu, Feb 26 - Thu, Mar 5

2:08 pm - 5:00 pm

ONT

IBZ

17h 52m

2 stops

9:40 pm - 10:35 pm

IBZ

ONT

33h 55m

2 stops

$833Iberia

Fri, Apr 24 - Tue, Apr 28

2:39 pm - 8:35 am

ONT

PMI

32h 56m

2 stops

9:40 pm - 10:06 am

PMI

ONT

21h 26m

2 stops

$996American Airlines

Mon, Feb 16 - Mon, Mar 2

10:56 am - 1:10 pm

ONT

ALC

17h 14m

2 stops

9:35 am - 9:24 pm

ALC

ONT

19h 49m

2 stops

$998American Airlines

Mon, Mar 2 - Mon, Mar 16

American Airlines flights from Ontario to Spain

Our best American Airlines deals on Ontario to Spain flight tickets

American Airlines

Apr 11

ONT10:26 pmOntario

22h 04m

1 stop

MAD5:30 amMadrid Barajas

Apr 20

MAD1:00 pmMadrid Barajas

19h 46m

1 stop

ONT11:46 pmOntario

$576

American Airlines

Feb 16

ONT2:39 pmOntario

32h 56m

2 stops

PMI8:35 amPalma de Mallorca Son Sant Joan

Mar 2

PMI9:40 pmPalma de Mallorca Son Sant Joan

21h 26m

2 stops

ONT10:06 amOntario

$996

American Airlines

Feb 1

ONT7:16 amOntario

20h 34m

2 stops

PMI12:50 pmPalma de Mallorca Son Sant Joan

Feb 15

PMI9:15 amPalma de Mallorca Son Sant Joan

22h 14m

2 stops

ONT10:29 pmOntario

$1,638

Iberia flights from Ontario to Spain

Our best Iberia deals on Ontario to Spain flight tickets

Iberia

Feb 22

ONT6:00 amOntario

15h 15m

1 stop

MAD6:15 amMadrid Barajas

Mar 8

MAD11:25 amMadrid Barajas

19h 05m

1 stop

ONT10:30 pmOntario

$574

Iberia

Feb 19

ONT10:56 amOntario

13h 29m

1 stop

MAD9:25 amMadrid Barajas

Feb 26

MAD12:40 pmMadrid Barajas

18h 49m

1 stop

ONT10:29 pmOntario

$595

Iberia

Feb 19

ONT10:56 amOntario

13h 29m

1 stop

MAD9:25 amMadrid Barajas

Feb 26

MAD12:40 pmMadrid Barajas

18h 49m

1 stop

ONT10:29 pmOntario

$597

Fly from

Fly to

Route

Depart

Return

Price

OntarioBarcelona

ONT - BCN

ONTBCN

Ontario

Wed 4/15

12:49 pm-12:50 pm

1 stop15h 01m

Barcelona-El Prat

Fri 5/1

11:00 am-6:28 pm

1 stop16h 28m

$487

OntarioBilbao

ONT - BIO

ONTBIO

Ontario

Mon 3/16

6:15 am-11:05 pm

2 stops32h 50m

Bilbao

Mon 3/23

7:25 am-12:18 pm

2 stops36h 53m

$492

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

Sat 4/11

10:25 pm-12:15 pm

1 stop28h 50m

Madrid Barajas

Mon 4/20

12:45 pm-9:00 pm

1 stop17h 15m

$497

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

Wed 2/18

6:00 am-9:25 am

1 stop18h 25m

Madrid Barajas

Thu 2/26

12:40 pm-10:29 pm

1 stop18h 49m

$521

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

Tue 4/14

12:49 pm-12:15 pm

1 stop14h 26m

Madrid Barajas

Thu 4/30

12:45 pm-9:00 pm

1 stop17h 15m

$525

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

Wed 2/18

10:56 am-9:25 am

1 stop13h 29m

Madrid Barajas

Wed 2/25

12:40 pm-10:06 am

1 stop30h 26m

$526

OntarioSeville

ONT - SVQ

ONTSVQ

Ontario

Thu 2/26

7:00 am-8:30 am

2 stops16h 30m

Sevilla

Thu 3/5

9:10 am-11:59 pm

2 stops23h 49m

$824

OntarioIbiza

ONT - IBZ

ONTIBZ

Ontario

Fri 4/24

2:08 pm-5:00 pm

2 stops17h 52m

Ibiza

Tue 4/28

9:40 pm-10:35 pm

2 stops33h 55m

$833

OntarioPalma de Mallorca

ONT - PMI

ONTPMI

Ontario

Mon 2/16

2:39 pm-8:35 am

2 stops32h 56m

Palma de Mallorca Son Sant Joan

Mon 3/2

9:40 pm-10:06 am

2 stops21h 26m

$996

OntarioAlicante

ONT - ALC

ONTALC

Ontario

Mon 3/2

10:56 am-1:10 pm

2 stops17h 14m

Alicante

Mon 3/16

9:35 am-9:24 pm

2 stops19h 49m

$998

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 Ontario to Spain

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

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in January, then you should wait until March to fly from Ontario, when ticket prices are also cheap, with an average price of $772.

Can stopping save me money on Ontario to Spain flights?

You could potentially save up to 6% on your flight if you consider stops on a Ontario to Spain flight.

Cheap Ontario to Spain flight deals and tips

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

Fastest flight time	12h 52m
Direct flights	None

The fastest flight from Ontario to Spain takes 12h 52m

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

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Spain?
Prices for flights from Ontario Airport to Spain are updated daily.
How many operators does momondo search for flights from Ontario Airport to Spain?
The number of operators available for flights from Ontario Airport to Spain is 5 as of January 2026.
How old do you have to be to fly from Ontario Airport to Spain?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Spain

Compare and see reviews for airlines that fly from Ontario to Spain with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $439	Free Cancellation	Rating 7.2 11,215 reviews	Search American Airlines flights
Delta	PriceFrom $444	Free Cancellation	Rating 7.9 8,129 reviews	Search Delta flights
Iberia	PriceFrom $497	Free Cancellation	Rating 7.0 3,100 reviews	Search Iberia flights
British Airways	PriceFrom $504	Free Cancellation	Rating 6.7 7,706 reviews	Search British Airways flights
United Airlines	PriceFrom $688	Free Cancellation	Rating 7.4 9,219 reviews	Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Spain for you.

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

Yes. All flights to Spain from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Spain.

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

Yes. momondo can track prices for Ontario to Spain flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.