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Cheap flights from Ontario to Barcelona from $346

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:45 am - 4:30 pmONT  Ontario-BCN Barcelona-El Prat
24h 45m3 stops Denver Intl Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
6:45 am - 11:19 pmBCN  Barcelona-El Prat-ONT Ontario
25h 34m2 stops Lisbon Humberto Delgado San Francisco
$825Multiple Airlines
Wed, Nov 25 - Wed, Dec 2
KLM Logo
11:10 am - 10:45 amONT  Ontario-BCN Barcelona-El Prat
14h 35m1 stop Atlanta Hartsfield-Jackson
KLM Logo
10:50 am - 10:14 pmBCN  Barcelona-El Prat-ONT Ontario
20h 24m1 stop Atlanta Hartsfield-Jackson
$850KLM
Wed, Dec 30 - Wed, Jan 13
Multiple Airlines Logo
1:55 pm - 1:40 pmONT  Ontario-BCN Barcelona-El Prat
38h 45m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
12:25 pm - 2:40 pmBCN  Barcelona-El Prat-ONT Ontario
35h 15m2 stops Reykjavik Keflavik Intl Denver Intl
$859Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
10:40 pm - 5:15 pmONT  Ontario-BCN Barcelona-El Prat
33h 35m3 stops Las Vegas Harry Reid Intl San Francisco Lisbon Humberto Delgado
Multiple Airlines Logo
6:45 am - 11:19 pmBCN  Barcelona-El Prat-ONT Ontario
25h 34m2 stops Lisbon Humberto Delgado San Francisco
$860Multiple Airlines
Tue, Nov 24 - Wed, Dec 2
United Airlines Logo
11:20 am - 8:20 amONT  Ontario-BCN Barcelona-El Prat
36h 00m2 stops San Francisco Newark
United Airlines Logo
1:15 pm - 8:20 pmBCN  Barcelona-El Prat-ONT Ontario
40h 05m2 stops Toronto Pearson Intl Denver Intl
$867United Airlines
Mon, Mar 1 - Fri, Mar 5
British Airways Logo
10:34 am - 9:10 amONT  Ontario-BCN Barcelona-El Prat
13h 36m1 stop Dallas/Fort Worth
British Airways Logo
10:40 am - 6:48 pmBCN  Barcelona-El Prat-ONT Ontario
16h 08m1 stop Dallas/Fort Worth
$878British Airways
Tue, Mar 9 - Tue, Mar 23
United Airlines Logo
5:00 am - 8:20 amONT  Ontario-BCN Barcelona-El Prat
18h 20m2 stops Denver Intl Newark
United Airlines Logo
11:00 am - 9:00 pmBCN  Barcelona-El Prat-ONT Ontario
19h 00m2 stops Newark Denver Intl
$882United Airlines
Sun, Jan 24 - Wed, Feb 10
United Airlines Logo
5:00 am - 8:20 amONT  Ontario-BCN Barcelona-El Prat
18h 20m2 stops Denver Intl Newark
United Airlines Logo
11:00 am - 9:00 pmBCN  Barcelona-El Prat-ONT Ontario
19h 00m2 stops Newark Denver Intl
$882United Airlines
Wed, Jan 13 - Wed, Jan 27
British Airways Logo
7:30 am - 10:10 amONT  Ontario-BCN Barcelona-El Prat
17h 40m1 stop Dallas/Fort Worth
British Airways Logo
10:45 am - 6:37 pmBCN  Barcelona-El Prat-ONT Ontario
16h 52m1 stop Dallas/Fort Worth
$900British Airways
Tue, Apr 13 - Mon, Apr 19
British Airways Logo
11:59 pm - 11:00 amONT  Ontario-BCN Barcelona-El Prat
26h 01m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
10:45 am - 6:37 pmBCN  Barcelona-El Prat-ONT Ontario
16h 52m1 stop Dallas/Fort Worth
$926British Airways
Tue, Apr 13 - Mon, Apr 19

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KLM flights from Ontario to Barcelona-El Prat Airport

Our best KLM deals on Ontario to Barcelona-El Prat Airport flight tickets
KLM
Dec 30
ONT11:10 amOntario
14h 35m
1 stop
BCN10:45 amBarcelona-El Prat
Jan 13
BCN10:50 amBarcelona-El Prat
20h 24m
1 stop
ONT10:14 pmOntario
$850
KLM
Oct 16
ONT12:16 pmOntario
15h 34m
1 stop
BCN12:50 pmBarcelona-El Prat
Oct 20
BCN11:00 amBarcelona-El Prat
18h 25m
1 stop
ONT8:25 pmOntario
$1,159
KLM
Oct 16
ONT12:16 pmOntario
15h 34m
1 stop
BCN12:50 pmBarcelona-El Prat
Oct 20
BCN11:00 amBarcelona-El Prat
18h 25m
1 stop
ONT8:25 pmOntario
$1,262

Air Canada flights from Ontario to Barcelona-El Prat Airport

Our best Air Canada deals on Ontario to Barcelona-El Prat Airport flight tickets
Air Canada
Dec 3
ONT5:00 amOntario
19h 35m
2 stops
BCN9:35 amBarcelona-El Prat
Dec 18
BCN1:35 pmBarcelona-El Prat
40h 25m
2 stops
ONT9:00 pmOntario
$914
Air Canada
Dec 3
ONT6:00 amOntario
18h 35m
2 stops
BCN9:35 amBarcelona-El Prat
Dec 18
BCN1:35 pmBarcelona-El Prat
40h 25m
2 stops
ONT9:00 pmOntario
$921
Air Canada
Nov 14
ONT4:17 pmOntario
32h 18m
2 stops
BCN9:35 amBarcelona-El Prat
Dec 4
BCN1:35 pmBarcelona-El Prat
29h 26m
2 stops
ONT10:01 amOntario
$962

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Barcelona-El Prat Airport that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Wed 11/25

6:45 am-4:30 pm

3 stops24h 45m

Barcelona-El Prat

Wed 12/2

6:45 am-11:19 pm

2 stops25h 34m

$825

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Wed 12/30

11:10 am-10:45 am

1 stop14h 35m

Barcelona-El Prat

Wed 1/13

10:50 am-10:14 pm

1 stop20h 24m

$850

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Tue 11/10

1:55 pm-1:40 pm

2 stops38h 45m

Barcelona-El Prat

Tue 11/17

12:25 pm-2:40 pm

2 stops35h 15m

$859

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Tue 11/24

10:40 pm-5:15 pm

3 stops33h 35m

Barcelona-El Prat

Wed 12/2

6:45 am-11:19 pm

2 stops25h 34m

$860

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Mon 3/1

11:20 am-8:20 am

2 stops36h 00m

Barcelona-El Prat

Fri 3/5

1:15 pm-8:20 pm

2 stops40h 05m

$867
Quickest round-trip

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Tue 3/9

10:34 am-9:10 am

1 stop13h 36m

Barcelona-El Prat

Tue 3/23

10:40 am-6:48 pm

1 stop16h 08m

$878

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Sun 1/24

5:00 am-8:20 am

2 stops18h 20m

Barcelona-El Prat

Wed 2/10

11:00 am-9:00 pm

2 stops19h 00m

$882

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Wed 1/13

5:00 am-8:20 am

2 stops18h 20m

Barcelona-El Prat

Wed 1/27

11:00 am-9:00 pm

2 stops19h 00m

$882

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Tue 4/13

7:30 am-10:10 am

1 stop17h 40m

Barcelona-El Prat

Mon 4/19

10:45 am-6:37 pm

1 stop16h 52m

$900

OntarioBarcelona

ONT Ontario - BCN Barcelona-El Prat

ONTBCN

Ontario

Tue 4/13

11:59 pm-11:00 am

2 stops26h 01m

Barcelona-El Prat

Mon 4/19

10:45 am-6:37 pm

1 stop16h 52m

$926

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 Barcelona from

How to get the cheapest flight ticket from Ontario to Barcelona-El Prat Airport

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

What is the typical price of a round-trip flight between Ontario and Barcelona-El Prat Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $1,111 to $1,239.
The lowest price recently found on this route was $825.

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Ontario is in January. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Barcelona-El Prat Airport from Ontario during November instead. Flights to Barcelona-El Prat Airport in November, while not as cheap as those in January, still average around $682.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Sunday when prices can be found for as low as $870. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,037. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

Can stopping save me money on Ontario to Barcelona-El Prat Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Ontario to Barcelona-El Prat Airport flight.

When to book flights from Ontario to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Barcelona-El Prat Airport (ONT to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Barcelona-El Prat Airport

Best Price Found

$346

Fastest flight time

13h 16m

Direct flights

None
The best one-way flight to Barcelona-El Prat Airport from Ontario in the past 72 hours is $346. The best round-trip flight deal from Ontario to Barcelona-El Prat Airport found on momondo in the last 72 hours is $825.
The fastest flight from Ontario to Barcelona-El Prat Airport takes 13h 16m
There are no direct flights from Ontario to Barcelona-El Prat Airport. There are no popular flight routes from Ontario to Barcelona-El Prat Airport.
Search flight deals

Frequently asked questions about flying from Ontario to Barcelona-El Prat Airport

  • How far is Ontario to Barcelona-El Prat by plane?

    Barcelona-El Prat is 5972.8 mi away from Ontario. 13h 16m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Barcelona-El Prat Airport?

    Prices for flights from Ontario Airport to Barcelona-El Prat Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Ontario Airport to Barcelona-El Prat Airport?

    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 Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The required travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona-El Prat Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Barcelona-El Prat Airport?

Best airlines flying from Ontario to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Ontario to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $820Free CancellationRating
6.7
8,262 reviews
Search British Airways flights
United AirlinesPriceFrom $893Free CancellationRating
7.4
10,362 reviews
Search United Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Sitges
Lloret de Mar
Salou
Tarragona
El Prat de Llobregat
Castelldefels
L'Hospitalet de Llobregat
Cambrils
Tossa de Mar
Calella
Badalona
Roses
Empuriabrava
Cadaques
Calella de Palafrugell
Santa Susanna
Malgrat de Mar
L'Estartit
Pals
La Pineda

Why use momondo?

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

It is quick and easy to find Ontario to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

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

All flight searches from Ontario to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

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

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 Barcelona.

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

Of course. momondo tracks the price of Ontario to Barcelona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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