
Keep the following information in mind while searching for Maine to Europe flight deals. Data was last updated November 5, 2026.
Round-trip from | $686 (Delta) |
|---|---|
One-way from | $301 (Cheapflightsfares) |
Fly from
Fly to
Route
Depart
Return
PortlandLondon
PWM Portland - LHR London Heathrow
PWMLHR
Portland
Tue 4/13
3:15 pm-8:20 am
1 stop12h 05m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandLondon
PWM Portland - LHR London Heathrow
PWMLHR
Portland
Mon 11/23
10:50 am-9:10 am
1 stop17h 20m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandLondon
PWM Portland - LHR London Heathrow
PWMLHR
Portland
Sun 11/29
5:30 am-6:40 am
1 stop20h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandLondon
PWM Portland - LHR London Heathrow
PWMLHR
Portland
Tue 11/24
10:50 am-12:00 pm
2 stops20h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandLondon
PWM Portland - LHR London Heathrow
PWMLHR
Portland
Fri 11/27
6:00 am-5:55 am
2 stops18h 55m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandLondon
PWM Portland - LHR London Heathrow
PWMLHR
Portland
Thu 11/19
5:50 am-8:35 pm
1 stop9h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandRome
PWM Portland - FCO Rome Fiumicino
PWMFCO
Portland
Thu 4/15
5:59 pm-5:30 pm
2 stops17h 31m
Rome Fiumicino
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandRome
PWM Portland - FCO Rome Fiumicino
PWMFCO
Portland
Wed 4/14
2:35 pm-7:55 am
1 stop11h 20m
Rome Fiumicino
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandRome
PWM Portland - FCO Rome Fiumicino
PWMFCO
Portland
Tue 4/13
5:06 pm-10:55 am
1 stop11h 49m
Rome Fiumicino
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
PortlandRome
PWM Portland - FCO Rome Fiumicino
PWMFCO
Portland
Thu 4/15
9:10 am-2:10 pm
2 stops23h 00m
Rome Fiumicino
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
Everything you need to know about your flight from Maine to Europe
Find useful and relevant information for your journey from Maine to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$550 | Average$1,015 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$757 | Average$1,197 | FlexibilityNo cancel fee | On-time71% |