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Cheap flights from Spain to Los Angeles from $497

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Spain to Los Angeles departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Spain to Los Angeles

Recent round-trip flight deals from Spain to Los Angeles

Enter your travel dates to find the best prices.
Delta Logo
4:25 pm - 4:02 pm
AGP
-
ONT
32h 37m
2 stops
Delta Logo
5:00 pm - 12:20 pm
ONT
-
AGP
34h 20m
2 stops
$726Delta
Wed, Feb 25 - Sun, Mar 1
Delta Logo
6:00 am - 9:05 pm
BCN
-
ONT
24h 05m
2 stops
Delta Logo
10:20 pm - 3:00 pm
ONT
-
BCN
31h 40m
2 stops
$734Delta
Wed, Feb 25 - Sun, Mar 1
KLM Logo
10:55 am - 9:05 pm
BCN
-
ONT
19h 10m
1 stop
KLM Logo
1:15 pm - 8:40 am
ONT
-
BCN
34h 25m
1 stop
$739KLM
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
11:00 am - 5:41 pm
BCN
-
ONT
39h 41m
3 stops
United Airlines Logo
6:37 pm - 9:00 am
ONT
-
BCN
29h 23m
2 stops
$742United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
6:45 am - 10:57 pm
BIO
-
ONT
25h 12m
2 stops
United Airlines Logo
1:45 pm - 11:05 pm
ONT
-
BIO
24h 20m
2 stops
$744United Airlines
Fri, Feb 27 - Mon, Mar 2
British Airways Logo
10:40 am - 6:42 pm
BCN
-
ONT
17h 02m
1 stop
British Airways Logo
11:58 pm - 7:50 am
ONT
-
BCN
23h 52m
1 stop
$752British Airways
Mon, Mar 2 - Sun, Mar 8
KLM Logo
6:00 am - 10:37 pm
BCN
-
ONT
25h 37m
2 stops
KLM Logo
10:20 pm - 8:40 am
ONT
-
BCN
25h 20m
1 stop
$756KLM
Tue, Feb 24 - Sat, Feb 28
Multiple Airlines Logo
6:50 am - 9:05 pm
BIO
-
ONT
23h 15m
2 stops
Multiple Airlines Logo
6:00 am - 5:20 pm
ONT
-
BIO
26h 20m
2 stops
$757Multiple Airlines
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
6:05 am - 4:02 pm
AGP
-
ONT
18h 57m
2 stops
Multiple Airlines Logo
6:00 am - 7:30 pm
ONT
-
AGP
29h 30m
2 stops
$768Multiple Airlines
Thu, Feb 26 - Wed, Mar 11
British Airways Logo
12:30 pm - 9:24 pm
MAD
-
ONT
16h 54m
1 stop
British Airways Logo
10:56 am - 8:25 am
ONT
-
MAD
13h 29m
1 stop
$772British Airways
Wed, Mar 11 - Wed, Mar 18

Iberia flights from Spain to Ontario

Our best Iberia deals on Spain to Ontario flight tickets
Iberia
Feb 23
BCN10:40 amBarcelona-El Prat
21h 09m
1 stop
ONT10:49 pmOntario
Mar 2
ONT7:00 amOntario
16h 50m
1 stop
BCN8:50 amBarcelona-El Prat
$739
Iberia
Apr 8
MAD3:55 pmMadrid Barajas
16h 51m
1 stop
ONT11:46 pmOntario
Apr 23
ONT7:30 amOntario
21h 55m
1 stop
MAD2:25 pmMadrid Barajas
$766
Iberia
Apr 8
MAD3:55 pmMadrid Barajas
16h 51m
1 stop
ONT11:46 pmOntario
Apr 23
ONT10:59 amOntario
18h 26m
1 stop
MAD2:25 pmMadrid Barajas
$769

British Airways flights from Spain to Ontario

Our best British Airways deals on Spain to Ontario flight tickets
British Airways
Mar 2
BCN10:40 amBarcelona-El Prat
17h 02m
1 stop
ONT6:42 pmOntario
Mar 8
ONT11:58 pmOntario
23h 52m
1 stop
BCN7:50 amBarcelona-El Prat
$752
British Airways
Feb 26
MAD1:00 pmMadrid Barajas
17h 24m
1 stop
ONT9:24 pmOntario
Mar 18
ONT10:56 amOntario
13h 29m
1 stop
MAD8:25 amMadrid Barajas
$758
British Airways
Mar 2
MAD1:00 pmMadrid Barajas
17h 24m
1 stop
ONT9:24 pmOntario
Mar 18
ONT10:56 amOntario
13h 29m
1 stop
MAD8:25 amMadrid Barajas
$760

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated February 10, 2026.
Use the filters below to find and compare flights from Spain to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MálagaOntario

AGP - ONT

AGPONT

Malaga

Wed 2/25

4:25 pm-4:02 pm

2 stops32h 37m

Ontario

Sun 3/1

5:00 pm-12:20 pm

2 stops34h 20m

$726

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Wed 2/25

6:00 am-9:05 pm

2 stops24h 05m

Ontario

Sun 3/1

10:20 pm-3:00 pm

2 stops31h 40m

$734

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Wed 2/25

10:55 am-9:05 pm

1 stop19h 10m

Ontario

Sun 3/1

1:15 pm-8:40 am

1 stop34h 25m

$739

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Wed 2/25

11:00 am-5:41 pm

3 stops39h 41m

Ontario

Sun 3/1

6:37 pm-9:00 am

2 stops29h 23m

$742

BilbaoOntario

BIO - ONT

BIOONT

Bilbao

Fri 2/27

6:45 am-10:57 pm

2 stops25h 12m

Ontario

Mon 3/2

1:45 pm-11:05 pm

2 stops24h 20m

$744

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Mon 3/2

10:40 am-6:42 pm

1 stop17h 02m

Ontario

Sun 3/8

11:58 pm-7:50 am

1 stop23h 52m

$752

BarcelonaOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Tue 2/24

6:00 am-10:37 pm

2 stops25h 37m

Ontario

Sat 2/28

10:20 pm-8:40 am

1 stop25h 20m

$756

BilbaoOntario

BIO - ONT

BIOONT

Bilbao

Thu 2/26

6:50 am-9:05 pm

2 stops23h 15m

Ontario

Mon 3/2

6:00 am-5:20 pm

2 stops26h 20m

$757

MálagaOntario

AGP - ONT

AGPONT

Malaga

Thu 2/26

6:05 am-4:02 pm

2 stops18h 57m

Ontario

Wed 3/11

6:00 am-7:30 pm

2 stops29h 30m

$768

MadridOntario

MAD - ONT

MADONT

Madrid Barajas

Wed 3/11

12:30 pm-9:24 pm

1 stop16h 54m

Ontario

Wed 3/18

10:56 am-8:25 am

1 stop13h 29m

$772

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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

Can stopping save me money on Spain to Ontario flights?

You could potentially save up to 21% 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 49m

Direct flights

None
The fastest flight from Spain to Ontario takes 15h 49m
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.

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