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Find cheap one-way flights from Portland to Boston starting at US$81.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Portland to Boston?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Portland to Boston

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Spirit Airlines
From US$81
Frontier Airlines
From US$111
Delta Air Lines
From US$114
American Airlines
From US$122
Sun Country Airlines
From US$133
Alaska Airlines
From US$134
United Airlines
From US$156
Jetblue Airways
From US$166
Southwest Airlines
From US$234
Hawaiian Airlines
From US$439
ANA airlines

Find more flights and airlines

Find cheap flights from Portland to Boston by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Portland to Boston.

  • Cheapest
    Spirit Airlines
    PDX
    13:29
    13h 56m
    1 transfer
    BOS
    06:25
    Portland International Airport - General Edward Lawrence Logan International Airport
    Wed, Apr 10Spirit Airlines
    US$81
  • Alaska Airlines
    PDX
    08:09
    22h 13m
    2 transfer
    BNH
    09:22
    Portland International Airport - Hartford Barnes Airport
    Thu, Apr 4Alaska Airlines
    US$1,121
  • Alaska Airlines
    PDX
    08:09
    22h 13m
    2 transfer
    BNH
    09:22
    Portland International Airport - Hartford Barnes Airport
    Thu, Apr 4Alaska Airlines
    US$1,121
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Portland (PDX) to Boston (BOS) the cheapest?

    Airlines adjust prices for flights from Portland to Boston based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Portland (PDX) to Boston (BOS) cost?

    According to Trip.com's data, the lowest price is around $458.
  • How long does it take to fly from Portland (PDX) to Boston (BOS) and what is the distance?

    It takes around 5 hours 23 minutes to fly from Portland (PDX) to Boston (BOS).
  • What are the most popular airlines that fly from Portland (PDX) to Boston (BOS)?

    Airlines with flights from Portland (PDX) to Boston (BOS): Qatar Airways and Alaska Airlines.

Portland to Boston Flight Information

Cheapest nonstop flight price

$81

Cheapest round-trip ticket price

$319

Off-season for travel

December

Peak season for travel

September