Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Portland to Boston
The cheapest flights right now
Portland – Boston
Outbound – Nov 8, 2026
1 stop
8h 54m SAN
Return – Nov 13, 2026
direct
6h 20m $421
3 days ago
Portland – Boston
Outbound – Nov 8, 2026
1 stop
7h 20m ORD
Return – Nov 13, 2026
1 stop
8h 59m PHL
$417
3 days ago
Portland – Boston
Outbound – Nov 8, 2026
1 stop
8h 55m SEA
Return – Nov 13, 2026
direct
6h 20m $479
3 days ago
Portland – Boston
Outbound – Nov 8, 2026
1 stop
8h 54m SAN
Return – Nov 13, 2026
direct
6h 20m $473
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$256
Average price of a round trip
$380
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
5h42
A flight from Portland to Boston takes on average 5h42.
Best time
August
According to user searches, the ideal month to go to Boston is August.
Tips for finding a cheap flight from Portland to Boston
Check out our tips for booking your flight to Boston (USA) from Portland (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is October, with an average flight ticket price of $376 (calculation over the last two years). The most touristic season corresponds to the months of October, September and October.
For the cheapest flights, it is advisable to buy your ticket at least 46 days before the departure date.
The airline offering the cheapest flight tickets is American Airlines. A ticket from the airline American Airlines to Boston costs on average $369.
The airlines that offer the most flights are Alaska Airlines and Alaska Airlines.
Price of flight tickets from Portland to Boston
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $256 to $547
- The average price of a flight ticket is about $380
- Prices are lowest for stays in the month of October
- The month in which booking a ticket is cheaper is: October
info departure city :
Portland, USA
airports :
Portland International Airport (PDX)
Pearson Airpark (VUO)
local time :
Portland is a city in the country USA, the time zone is [[timezone]]. In Portland, it is currently {fromLocalTime}, the temperature is on average 18°C, with a minimum of 11°C and a maximum of 26°C.
The city of Portland has 2 airport(s): Portland and Pearson Airpark
destination info :
Boston, USA
airport :
Boston-Logan International Airport (BOS)
local time :
Boston is in the country USA, the time zone is [[timezone]]. In Boston, it is currently {toLocalTime}, the temperature is on average 14°C, with a minimum of 10°C and a maximum of 17°C.
The city of Boston has 1 airport(s): Boston-Logan
Useful info about Boston
What is the least touristic period to go to Boston?
If you want to visit Boston during the least touristic period, choose the month of August.
What is the most popular time to travel to Boston?
In Boston, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Portland to Boston?
According to our data, it is recommended to book your flight 46 days before your departure. If you book your flight ticket 7 weeks before your departure, you may find a price below average. You can also choose morning flights that are 8% cheaper than afternoon and evening flights. The cheapest day to book a flight from Portland to Boston is Saturday.
What are the arrival and destination airports when traveling between Portland and Boston?
When you leave, you can leave from Portland, and you will arrive at Boston-Logan.
How to reach Portland airport from the city centre?
The airport Portland is located 10 km or Pearson Airpark is located 10 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Portland to Boston?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Portland and Boston?
In summer, the average temperature is 22°C in Boston and 20°C in Portland. The average rainfall in summer is 106 mm in Boston and 19 mm in Portland. In summer, it is warmer in Boston and it rains less in Portland. In winter, it is colder in Portland and it rains more in Portland.
