Cheap Flights from Ontario International Airport to Barcelona (BCN) Find and Compare the Best Airline Deals | Skyticket

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2025/11
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Ontario－Barcelona-El Prat Airport
November Lowest Airfares
USD473

The airfare displayed above is for United Airlines

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Ontario－Barcelona-El Prat Airport
December Lowest Airfares
USD976

The airfare displayed above is for Delta Air Lines

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Ontario－Barcelona-El Prat Airport
January Lowest Airfares -----
Ontario－Barcelona-El Prat Airport
February Lowest Airfares -----
Ontario－Barcelona-El Prat Airport
March Lowest Airfares -----

Ontario－Barcelona
Estimated Flight Time
13 Hours 10 Minutes
Ontario－Barcelona
Number of Operating Airlines
4

Operating Airlines for Ontario－Barcelona-El Prat Airport Route
British Airways

Delta Air Lines

United Airlines

LCCAmerican Airlines

Other Destinations from:Ontario

Ontario－Madrid(Adolfo Suarez -Barajas)
USD1,191〜
* Fares vary in accordance to seat availability
Other Departures to: Barcelona

Philadelphia Airport－Barcelona(-El Prat)
USD571〜
* Fares vary in accordance to seat availability