London to Philadelphia Flights

Deals as low as $667 right now.
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Best Deals from LHR to PHL

Discover the cheapest current deals from 449 recent searches matching your trip
  • $667
    Philadelphia
    7 days in Oct
    Tue
    9
    Tue
    16
  • $816
    Philadelphia
    2 days in Aug & Sep
    Fri
    31
    Sun
    2
  • $707
    Philadelphia
    7 days in Jan
    Wed
    9
    Wed
    16
  • $789
    Philadelphia
    14 days in Oct & Nov
    Sat
    20
    Sat
    3
  • $948
    Philadelphia
    4 days in Jul
    Wed
    11
    Sun
    15
  • $938
    Philadelphia
    14 days in Aug
    Wed
    8
    Wed
    22
  • When to Fly
    Prices range from $678 in September to $1,157 in June
    Details:
    Good deals for this route are priced below 700.0

    The cheapest round trip flights from LHR to PHL for any dates in the next six months were priced from about $700 - $870 and from about $1160 - $1470 (nonstop). A few lucky people found prices as low as $650.

    Fly out on a Monday, return on a Monday, save up to $90.

    The best day to depart a roundtrip ticket from London to Philadelphia is Monday, saving $40. The best day to return is Monday, saving up to $50.

    From:
    London (LHR)
        
    To:
    Philadelphia (PHL)    
        
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