To save up to 31% on this flight, we recommend booking at least 47 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from United Kingdom to Portland, Maine from £563 1-2 weeks out and tickets from £663 for flights departing within the next 72 hours.
Due to multiple factors, expect to potentially pay more when booking in August. For low rates, January can be a great choice for travel to Portland, Maine. Flights to Portland, Maine from United Kingdom in January are about £676 on average during January, but can be found for as low as £435.
When flying from United Kingdom to Portland, Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
£524 - £1,098
Route
Depart
Return
Price
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Wed 29/5
1 stop11h 04m
Portland
Wed 5/6
1 stop25h 21m
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Wed 21/8
1 stop16h 01m
Portland
Tue 10/9
1 stop15h 20m
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Wed 21/8
1 stop14h 59m
Portland
Wed 11/9
1 stop13h 33m
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Wed 29/5
2 stops20h 04m
Portland
Wed 5/6
1 stop20h 45m
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Mon 27/5
1 stop14h 01m
Portland
Mon 3/6
1 stop15h 33m
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Thu 22/8
1 stop11h 50m
Portland
Sat 14/9
1 stop12h 10m
ManchesterPortland
MAN - PWM
MANPWM
Manchester
Mon 9/9
1 stop14h 53m
Portland
Sun 15/9
2 stops14h 50m
London HeathrowPortland
LHR - PWM
LHRPWM
London Heathrow
Fri 23/8
2 stops29h 49m
Portland
Sat 14/9
2 stops21h 25m
ManchesterPortland
MAN - PWM
MANPWM
Manchester
Mon 9/9
1 stop16h 49m
Portland
Sun 15/9
1 stop20h 10m
No data available for this route at this time. Please check back soon.
Food
Overall
Comfort
Entertainment
Crew
Boarding
Reviews
Terrible flight crew that skipped our row for service multiple times.
Food
Overall
Comfort
Entertainment
Crew
Boarding
Reviews
Terrible flight crew that skipped our row for service multiple times.
Food
Overall
Comfort
Entertainment
Crew
Boarding
Reviews
Terrible flight crew that skipped our row for service multiple times.
Food
Overall
Comfort
Entertainment
Crew
Boarding
Reviews
Terrible flight crew that skipped our row for service multiple times.
Food
Overall
Comfort
Entertainment
Crew
Boarding
Reviews
Terrible flight crew that skipped our row for service multiple times.
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