Peak Travel
$492RT
Great Deal
The price on this trip is lower than usual, based on historical averages. We recommend this fare!
Ontario, CA (ONT) to London, United Kingdom (LHR)
TRAVEL DATES Thu, Dec 26 - Fri, Jan 03
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Search This Deal Now
Find This Fare Now
TRAVEL DATES Thu, Dec 26 - Fri, Jan 03
Airlines
British Airways
Trip’s Length
8 Days
What You Need To Know
  • This fare is available for travel over a peak holiday, or event
  • All mandatory taxes/fees are included in the price. Read More >
  • Baggage fees, if applicable, and other optional fees are not included.
  • Tax-inclusive fare may be a few dollars higher or lower depending on the airport you connect through, if any.

Expert verified flight deals from ONT to LHR. The largest selection of handpicked flight deals across all airlines from Ontario, CA - Ontario International Airport to London, United Kingdom - Heathrow Airport.