
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $230 (Kiwi.com) |
One-way from | $100 (Kiwi.com) |
Popular in | November |
Cheapest in | March |
Average price | $519 |
Good round-trip deal | $439 or less |
Good one-way deal | $418 or less |
Fly from
Fly to
Route
Depart
Return
Price
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Fri 1/16
10:45 pm-10:22 am
1 stop11h 37m
Portland
Mon 1/19
9:47 am-3:32 pm
1 stop29h 45m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Fri 1/9
6:00 am-10:22 am
1 stop28h 22m
Portland
Sat 1/10
6:18 pm-7:21 am
1 stop13h 03m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Fri 1/23
6:00 am-11:43 pm
1 stop17h 43m
Portland
Sun 1/25
5:07 pm-10:42 am
1 stop17h 35m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Sat 1/10
7:59 pm-10:27 pm
Nonstop2h 28m
Portland
Sat 1/17
5:30 am-8:59 am
Nonstop3h 29m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Wed 1/14
1:35 pm-10:15 pm
2 stops8h 40m
Portland
Sat 1/17
12:35 pm-8:35 pm
2 stops8h 00m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Thu 1/15
7:59 pm-10:27 pm
Nonstop2h 28m
Portland
Mon 1/19
6:00 am-11:42 am
1 stop5h 42m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Fri 3/6
8:29 am-4:26 pm
2 stops7h 57m
Portland
Tue 3/10
6:14 pm-9:35 pm
1 stop27h 21m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Thu 1/15
8:00 am-3:31 pm
2 stops7h 31m
Portland
Mon 1/19
5:20 am-2:10 pm
2 stops8h 50m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Thu 2/26
8:39 pm-11:06 pm
Nonstop2h 27m
Portland
Sun 3/1
5:31 am-8:58 am
Nonstop3h 27m
AtlantaPortland
ATL - PWM
ATLPWM
Atlanta Hartsfield-Jackson
Fri 3/6
8:39 pm-11:06 pm
Nonstop2h 27m
Portland
Tue 3/10
5:30 am-8:38 am
Nonstop3h 08m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Atlanta to Portland, Maine is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, March is the cheapest month in which you can book a flight from Atlanta to Portland, Maine (average of $51). Flying from Atlanta to Portland, Maine in July is currently the most expensive (average of $126). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Atlanta to Portland, Maine at noon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their Atlanta to Portland, Maine flight should consider departing on Monday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Baltimore (BWI) – chosen by Cheapflights users on 80% of 1-stop itineraries from Atlanta to Portland, Maine on Cheapflights.
Washington, D.C. (IAD) is the most affordable 1-stop option, with an average round-trip price of $538.
Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 4h 22m.
Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 0h 54m.
Boarding
Entertainment
Comfort
Crew
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Comfort
Crew
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Comfort
Crew
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Comfort
Crew
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Comfort
Crew
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Comfort
Crew
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$140 | Average$240 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$227 | Average$285 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$235 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$347 | Average$492 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$410 | Average$521 | FlexibilityNo cancel fee | On-timeN/A |