What is the cheapest flight from Barcelona-El Prat Airport to Ontario?

In the last 3 days, the lowest price for a flight from Barcelona-El Prat Airport to Ontario was $682 for a one-way ticket and $614 for a round-trip. Visit our flight page for the latest deals!>/a>

Do I need a passport to fly between Barcelona and Ontario?

Yes, you'll most likely have to show a valid passport before boarding the plane in Barcelona and on arrival in Ontario. Visit our flight page for the latest deals!>/a>

Which airports will I be using when flying from Barcelona to Ontario?

Barcelona airport is called Barcelona-El Prat and the only airport in Ontario is Ontario. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Barcelona to Ontario?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Barcelona to Ontario?

oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Barcelona and Ontario, with oneworld being the most commonly used for this route.

How does KAYAK find such low prices on flights from Barcelona to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Barcelona to Ontario. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Barcelona to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Barcelona is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Barcelona to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Barcelona with another airline. Booking your flights between Barcelona and ONT can sometimes prove cheaper using this method. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Barcelona to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Barcelona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$614 CHEAP FLIGHTS from Barcelona to Ontario (BCN - ONT)

BCN - ONT

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Cheap Flights from Barcelona to Ontario (BCN-ONT)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Barcelona to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Barcelona to Ontario

Wed, Sep 10 - Tue, Sep 30

12:10 pm - 10:30 pmBCN-ONT

19h 20m2 stops

1:35 pm - 2:00 pmONT-BCN

15h 25m1 stop

$614United Airlines

Find Deal

Thu, May 29 - Mon, Jun 2

12:15 pm - 9:04 pmBCN-ONT

17h 49m2 stops

6:41 pm - 7:50 amONT-BCN

28h 09m2 stops

$622

Find Deal

Thu, May 29 - Mon, Jun 2

9:30 am - 7:33 pmBCN-ONT

19h 03m1 stop

4:57 pm - 6:50 pmONT-BCN

16h 53m2 stops

$625Delta

Find Deal

Fri, Sep 5 - Sun, Sep 7

11:35 am - 7:29 pmBCN-ONT

16h 54m1 stop

7:00 am - 9:20 amONT-BCN

17h 20m1 stop

$660KLM

Find Deal

Thu, Oct 2 - Sat, Nov 1

9:30 am - 7:42 pmBCN-ONT

19h 12m1 stop

10:59 pm - 8:40 amONT-BCN

25h 41m1 stop

$712Delta

Find Deal

Thu, Jun 19 - Sat, Jun 28

12:20 pm - 7:01 pmBCN-ONT

15h 41m1 stop

10:54 am - 10:10 amONT-BCN

14h 16m1 stop

$827British Airways

Find Deal

Mon, Aug 11 - Mon, Aug 18

12:40 pm - 9:39 pmBCN-ONT

17h 59m2 stops

6:10 am - 10:10 amONT-BCN

19h 00m1 stop

$829British Airways

Find Deal

Wed, Sep 17 - Sat, Sep 27

11:35 am - 10:41 pmBCN-ONT

20h 06m1 stop

7:00 am - 9:20 amONT-BCN

17h 20m1 stop

$839KLM

Find Deal

Wed, Aug 13 - Mon, Aug 18

12:20 pm - 10:48 pmBCN-ONT

19h 28m1 stop

10:50 am - 10:10 amONT-BCN

14h 20m1 stop

$973Iberia

Find Deal

Tue, Aug 12 - Mon, Aug 18

12:20 pm - 10:48 pmBCN-ONT

19h 28m1 stop

10:50 am - 10:10 amONT-BCN

14h 20m1 stop

$1,246Iberia

Find Deal

Useful Info

KAYAK's insights & trends for Barcelona to Ontario flights

Get data-powered insights and trends into flights from Barcelona to Ontario to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Barcelona to Ontario?

In the past 3 days, the cheapest round-trip tickets from Barcelona to Ontario were found on United Airlines ($614) and Delta ($625).

Find deals

Cheapest flight	$614

Flight from Barcelona to Ontario

When to book flights from Barcelona to Ontario

Are your dates flexible? Find out the best times to travel from Barcelona to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Barcelona-El Prat Airport to Ontario?
In the last 3 days, the lowest price for a flight from Barcelona-El Prat Airport to Ontario was $682 for a one-way ticket and $614 for a round-trip.
Do I need a passport to fly between Barcelona and Ontario?
Yes, you'll most likely have to show a valid passport before boarding the plane in Barcelona and on arrival in Ontario.
Which airports will I be using when flying from Barcelona to Ontario?
Barcelona airport is called Barcelona-El Prat and the only airport in Ontario is Ontario.
Which aircraft models fly most regularly from Barcelona to Ontario?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Barcelona to Ontario?
oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Barcelona and Ontario, with oneworld being the most commonly used for this route.
How does KAYAK find such low prices on flights from Barcelona to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Barcelona to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Barcelona to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Barcelona is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Barcelona to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Barcelona with another airline. Booking your flights between Barcelona and ONT can sometimes prove cheaper using this method.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Barcelona to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Barcelona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Barcelona to Ontario

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Barcelona (BCN)

Ontario (ONT)

BCN - ONT

$614 Find Cheap Flights from Barcelona to Ontario

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

Cheap Flights from Barcelona to Ontario (BCN-ONT)

Recent round-trip flight deals from Barcelona to Ontario

Recent one-way flight deals from Barcelona to Ontario

Recent last minute flight deals from Barcelona to Ontario

KAYAK's insights & trends for Barcelona to Ontario flights

Get data-powered insights and trends into flights from Barcelona to Ontario to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Barcelona to Ontario?

In the past 3 days, the cheapest round-trip tickets from Barcelona to Ontario were found on United Airlines ($614) and Delta ($625).

Good to know

When to book flights from Barcelona to Ontario

FAQs for booking Barcelona to Ontario flights

What is the cheapest flight from Barcelona-El Prat Airport to Ontario?

In the last 3 days, the lowest price for a flight from Barcelona-El Prat Airport to Ontario was $682 for a one-way ticket and $614 for a round-trip.

Do I need a passport to fly between Barcelona and Ontario?

Yes, you'll most likely have to show a valid passport before boarding the plane in Barcelona and on arrival in Ontario.

Which airports will I be using when flying from Barcelona to Ontario?

Barcelona airport is called Barcelona-El Prat and the only airport in Ontario is Ontario.

Which aircraft models fly most regularly from Barcelona to Ontario?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Barcelona to Ontario?

oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Barcelona and Ontario, with oneworld being the most commonly used for this route.

How does KAYAK find such low prices on flights from Barcelona to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Barcelona to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Barcelona to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Barcelona is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Barcelona to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Barcelona with another airline. Booking your flights between Barcelona and ONT can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Barcelona to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Barcelona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Barcelona to Ontario

Information on your arrival and departure airports

Cabin class types available on flights to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Find direct flights to and from Barcelona and Ontario

Flights to other popular destinations

Flights from domestic origins to Ontario

Choose which airport to fly into in Barcelona

Find deals for your return flight