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Cheap flights from Barcelona-El Prat (BCN) to Ontario (ONT) from $475

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BCN — ONT
May 16 — May 231
From?
To?
Thu 5/16
Thu 5/23
1 adult, Economy
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How far in advance should I book a flight from Barcelona-El Prat Airport to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 34 days in advance, which can save you up to 18% on flights from Barcelona-El Prat Airport to Ontario compared to booking the week you need them. Waiting 34 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $702. For sooner than that we have options available in the next 3 days from $952.

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

Our data shows that February tends to be the cheapest month to fly to Ontario from Barcelona-El Prat Airport. Users have commonly found prices around $714 for the month, but tickets can be as low as $323. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Barcelona-El Prat Airport to Ontario (BCN - ONT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Barcelona-El Prat Airport to Ontario as you normally would.

Cheap United Airlines flights from Barcelona-El Prat to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Barcelona-El Prat and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Barcelona to Ontario. Make sure to double check the flight details before booking.
Thu 5/2312:25 pmBCN - ONT
2 stops33h 08mUnited Airlines
Thu 5/306:00 amONT - BCN
1 stop23h 00mUnited Airlines
Deal found 5/9$534
Sat 9/74:00 pmBCN - ONT
1 stop17h 45mUnited Airlines
Tue 9/1710:49 amONT - BCN
1 stop18h 11mUnited Airlines
Deal found 5/10$563
Mon 9/94:00 pmBCN - ONT
1 stop17h 45mUnited Airlines
Tue 9/172:02 pmONT - BCN
1 stop14h 58mUnited Airlines
Deal found 5/10$596
Fri 6/74:00 pmBCN - ONT
1 stop17h 09mUnited Airlines
Wed 10/161:55 pmONT - BCN
1 stop15h 05mUnited Airlines
Deal found 5/10$715
Fri 6/74:00 pmBCN - ONT
1 stop17h 09mUnited Airlines
Wed 10/161:55 pmONT - BCN
1 stop15h 05mUnited Airlines
Deal found 5/11$716
Wed 6/124:00 pmBCN - ONT
1 stop15h 27mUnited Airlines
Fri 7/121:45 pmONT - BCN
1 stop15h 15mUnited Airlines
Deal found 5/10$733
Fri 6/74:00 pmBCN - ONT
1 stop17h 09mUnited Airlines
Wed 10/166:02 amONT - BCN
2 stops17h 18mUnited Airlines
Deal found 5/11$738
Tue 6/114:00 pmBCN - ONT
1 stop15h 27mUnited Airlines
Sat 8/101:45 pmONT - BCN
1 stop15h 15mUnited Airlines
Deal found 5/10$766
Thu 6/134:00 pmBCN - ONT
1 stop29h 49mUnited Airlines
Thu 6/201:55 pmONT - BCN
1 stop15h 05mUnited Airlines
Deal found 5/10$816

Cheap British Airways flights from Barcelona-El Prat to Ontario

Explore cheap flight options specifically provided by British Airways for the route between Barcelona-El Prat and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Take a gander at the lowest prices we've found on British Airways flights from Barcelona to Ontario. Check back soon if you're not seeing flights that suit your needs.
Mon 10/2110:35 amBCN - ONT
2 stops20h 09mBritish Airways
Mon 10/283:01 pmONT - BCN
2 stops18h 59mBritish Airways
Deal found 5/10$669
Sun 10/2010:10 amBCN - ONT
2 stops20h 32mBritish Airways
Tue 10/296:34 amONT - BCN
2 stops20h 56mBritish Airways
Deal found 5/10$685
Sun 9/89:15 pmBCN - ONT
2 stops33h 27mBritish Airways
Tue 9/1712:45 pmONT - BCN
2 stops22h 30mBritish Airways
Deal found 5/10$782
Sun 10/2010:10 amBCN - ONT
2 stops20h 32mBritish Airways
Sat 10/2612:45 pmONT - BCN
2 stops19h 35mBritish Airways
Deal found 5/10$944
Wed 6/121:55 pmBCN - ONT
1 stop17h 14mBritish Airways
Wed 6/1912:49 pmONT - BCN
1 stop14h 11mBritish Airways
Deal found 5/10$1,310

Cheap Barcelona-El Prat to Ontario flights in May & June 2024

Find cheap flight options from Barcelona-El Prat to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,684,066 searches. Prices were last updated on May 11, 2024.
Listed are some of the best fares we've found on flights departing from Barcelona to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 5/2312:25 pmBCN - ONT
2 stops33h 08mUnited Airlines
Thu 5/306:00 amONT - BCN
1 stop23h 00mUnited Airlines
Deal found 5/9$534
Fri 6/74:00 pmBCN - ONT
1 stop17h 09mUnited Airlines
Wed 10/161:55 pmONT - BCN
1 stop15h 05mUnited Airlines
Deal found 5/10$715
Fri 6/74:00 pmBCN - ONT
1 stop17h 09mUnited Airlines
Wed 10/161:55 pmONT - BCN
1 stop15h 05mUnited Airlines
Deal found 5/11$716
Tue 5/211:55 pmBCN - ONT
1 stop19h 01mAmerican Airlines
Sat 5/2511:30 pmONT - BCN
2 stops22h 15mAmerican Airlines
Deal found 5/10$725
Wed 6/124:00 pmBCN - ONT
1 stop15h 27mUnited Airlines
Fri 7/121:45 pmONT - BCN
1 stop15h 15mUnited Airlines
Deal found 5/10$733
Fri 6/74:00 pmBCN - ONT
1 stop17h 09mUnited Airlines
Wed 10/166:02 amONT - BCN
2 stops17h 18mUnited Airlines
Deal found 5/11$738
Tue 6/114:00 pmBCN - ONT
1 stop15h 27mUnited Airlines
Sat 8/101:45 pmONT - BCN
1 stop15h 15mUnited Airlines
Deal found 5/10$766
Tue 5/211:55 pmBCN - ONT
1 stop19h 01mIberia
Sat 5/252:50 pmONT - BCN
1 stop36h 10mIberia
Deal found 5/10$800
Thu 5/2311:10 amBCN - ONT
2 stops20h 28mDelta
Wed 6/56:00 amONT - BCN
1 stop18h 10mDelta
Deal found 5/10$815

Barcelona-El Prat to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Barcelona-El Prat and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Listed are some of the best fares we've found on flights departing from Barcelona to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 5/2312:25 pmBCN - ONT
2 stops33h 08mUnited Airlines
Thu 5/306:00 amONT - BCN
1 stop23h 00mUnited Airlines
Deal found 5/9$534
Tue 10/2212:25 pmBCN - ONT
2 stops30h 33mMultiple Airlines
Tue 10/295:45 amONT - BCN
2 stops17h 50mMultiple Airlines
Deal found 5/10$547
Sat 9/74:00 pmBCN - ONT
1 stop17h 45mUnited Airlines
Tue 9/1710:49 amONT - BCN
1 stop18h 11mUnited Airlines
Deal found 5/10$563
Fri 10/1812:15 pmBCN - ONT
2 stops19h 41mMultiple Airlines
Thu 10/245:15 amONT - BCN
2 stops20h 10mMultiple Airlines
Deal found 5/10$575
Mon 9/94:00 pmBCN - ONT
1 stop17h 45mUnited Airlines
Tue 9/172:02 pmONT - BCN
1 stop14h 58mUnited Airlines
Deal found 5/10$596
Tue 10/226:45 pmBCN - ONT
2 stops25h 39mMultiple Airlines
Sun 10/2711:59 pmONT - BCN
2 stops27h 26mMultiple Airlines
Deal found 5/10$617
Fri 10/1812:15 pmBCN - ONT
2 stops19h 41mMultiple Airlines
Mon 10/286:42 pmONT - BCN
2 stops28h 53mMultiple Airlines
Deal found 5/10$618
Sun 10/203:40 pmBCN - ONT
2 stops28h 44mMultiple Airlines
Sun 10/2711:59 pmONT - BCN
2 stops27h 26mMultiple Airlines
Deal found 5/10$633
Fri 10/183:40 pmBCN - ONT
2 stops26h 56mMultiple Airlines
Fri 10/256:32 amONT - BCN
2 stops21h 38mMultiple Airlines
Deal found 5/10$650

Barcelona-El Prat to Ontario flights leaving soon

Find last-minute flight options from Barcelona-El Prat to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Have a look at some of the last-minute flights available departing from Barcelona to Ontario. Users should examine the flight details to ensure there are no surprises.
Tue 5/211:55 pmBCN - ONT
1 stop19h 01mAmerican Airlines
Sat 5/2511:30 pmONT - BCN
2 stops22h 15mAmerican Airlines
Deal found 5/10$725
Tue 5/211:55 pmBCN - ONT
1 stop19h 01mIberia
Sat 5/252:50 pmONT - BCN
1 stop36h 10mIberia
Deal found 5/10$800
Sun 5/191:55 pmBCN - ONT
1 stop37h 27mIberia
Sat 6/2212:49 pmONT - BCN
1 stop14h 11mIberia
Deal found 5/10$939
Sun 5/191:55 pmBCN - ONT
1 stop19h 01mAmerican Airlines
Sun 6/2312:49 pmONT - BCN
1 stop14h 11mAmerican Airlines
Deal found 5/10$996
Sun 5/1911:25 amBCN - ONT
1 stop17h 41mDelta
Sat 6/16:00 amONT - BCN
1 stop18h 10mDelta
Deal found 5/11$1,069
Thu 5/161:55 pmBCN - ONT
1 stop19h 01mAmerican Airlines
Wed 5/2212:50 pmONT - BCN
1 stop14h 10mAmerican Airlines
Deal found 5/10$1,357
Sun 5/1911:25 amBCN - ONT
1 stop17h 41mDelta
Thu 5/306:00 amONT - BCN
1 stop18h 10mDelta
Deal found 5/11$1,853
Fri 5/171:55 pmBCN - ONT
1 stop19h 01mAmerican Airlines
Tue 5/2810:39 amONT - BCN
1 stop16h 21mAmerican Airlines
Deal found 5/10$5,219

One-way flights to Ontario from Barcelona-El Prat

Search for one-way flight options from Barcelona-El Prat to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Users in need of a one-way flight from Barcelona to Ontario can choose from these deals. Those seeking round-trip flights from Barcelona to Ontario should utilize the search form at the the top of the page.
Mon 9/237:30 amBCN - ONT
3 stops35h 37mMultiple Airlines
Deal found 5/10$475
Sat 9/1411:25 amBCN - ONT
1 stop20h 03mKLM
Deal found 5/10$715
Wed 9/252:25 pmBCN - ONT
3 stops28h 33mMultiple Airlines
Deal found 5/11$739
Sat 9/147:50 amBCN - ONT
2 stops23h 30mMultiple Airlines
Deal found 5/10$761
Thu 5/237:50 amBCN - ONT
2 stops25h 08mMultiple Airlines
Deal found 5/10$762
Sun 11/37:50 amBCN - ONT
2 stops25h 09mMultiple Airlines
Deal found 5/10$763
Mon 9/232:00 pmBCN - ONT
2 stops41h 00mAvianca
Deal found 5/10$797
Wed 10/3012:50 pmBCN - ONT
2 stops41h 50mAvianca
Deal found 5/10$798
Fri 7/57:50 amBCN - ONT
2 stops23h 48mMultiple Airlines
Deal found 5/11$802

Find flights from Barcelona-El Prat to Ontario within your budget

Customize your flight search to find flights from Barcelona-El Prat 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, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$534 - $981

Route

Depart

Return

Price

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Thu 5/23

2 stops33h 08m

Ontario

Thu 5/30

1 stop23h 00m

$534

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Tue 10/22

2 stops30h 33m

Ontario

Tue 10/29

2 stops17h 50m

$547

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Sat 9/7

1 stop17h 45m

Ontario

Tue 9/17

1 stop18h 11m

$563

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Fri 10/18

2 stops19h 41m

Ontario

Thu 10/24

2 stops20h 10m

$575

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Mon 10/21

2 stops20h 09m

Ontario

Mon 10/28

2 stops18h 59m

$669

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Tue 5/21

1 stop19h 01m

Ontario

Sat 5/25

2 stops22h 15m

$725

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Tue 5/21

1 stop19h 01m

Ontario

Sat 5/25

1 stop36h 10m

$800

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Sat 10/19

2 stops18h 53m

Ontario

Sat 10/26

2 stops16h 00m

$811

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Thu 5/23

2 stops21h 18m

Ontario

Wed 6/5

2 stops20h 35m

$981

Flights are sorted by cheapest first

Deals found on 5/9

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated May 11, 2024.
Get a feel of what it's like to fly with United Airlines, British Airways and American Airlines from Barcelona to Ontario by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.1
Very good
10,751 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

KLM
7.9
Good
1,589 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Virgin Atlantic
7.7
Good
738 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Avianca
7.5
Good
3,802 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
11,014 reviews
Delta
8.1
Very good
10,751 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Barcelona-El Prat?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from Barcelona-El Prat. Booking flights from Barcelona-El Prat to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from Barcelona-El Prat from 0 different airlines.

  • Can I find flights from Barcelona-El Prat Airport to Ontario for under $600 on Cheapflights?

    Yes, there are multiple flights from Barcelona-El Prat Airport to Ontario for under $600. The cheapest flight booked recently is on United Airlines for just $534, but on average you can expect to pay $647.

  • Are there last-minute flights available from Barcelona-El Prat Airport to Ontario for under $800?

    There are currently 8+ open flights from Barcelona-El Prat Airport to Ontario within the next 7 days for less than $800.

  • What are the cheapest airlines to fly from Barcelona-El Prat Airport to Ontario one-way?

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at $715. Avianca flights start at $797 while deals on American Airlines start at $876 one-way.

  • What does BCN to ONT mean?

    BCN and ONT are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BCN to ONT refers to a flight route from Barcelona-El Prat Airport to Ontario Airport.

  • Can I find deals for flights from Barcelona-El Prat to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Barcelona-El Prat to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Barcelona-El Prat to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Barcelona-El Prat to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Barcelona-El Prat to Ontario that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to Ontario.

  • Can I find deals for business class flights from Barcelona-El Prat to Ontario?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Barcelona-El Prat to Ontario that allow pets onboard?

    Many airlines flying from Barcelona-El Prat to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Barcelona-El Prat to Ontario?

    Yes, you can often find last-minute deals on Barcelona-El Prat to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Barcelona-El Prat Airport to Ontario flight deals updated?

    The Barcelona-El Prat Airport to Ontario flight deals you see on this page were last updated on 5/10.

See more FAQs

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Search flights from Barcelona-El Prat to Ontario by cabin class

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How does Cheapflights help users find flights from Barcelona-El Prat to Ontario?

When you search for this flight from Barcelona-El Prat to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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