Earn point on your loyalty program!arrow arc left

Cheap flights from Portland (PDX) to Boston (BOS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Portland (PDX) to Boston (BOS)

How to find the cheapest flight from Portland (PDX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Portland to Boston in April , May 2026

29 Apr - 25 May $ 303.00
PDX
Portland
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
12 Apr - 02 May $ 516.00
PDX
Portland
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
13 Apr - 02 May $ 534.00
PDX
Portland
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

Last minute flights from Portland to Boston

18 Apr - 30 Apr $ 410.00
PDX
Portland
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
PDX
Portland
Pick dates
13 Apr - 01 May $ 606.00
PDX
Portland
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
PDX
Portland
Pick dates
12 Apr - 30 Apr $ 984.00
PDX
Portland
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
PDX
Portland
Pick dates

One-way flights to Boston from Portland

2:41 PM - 9:30 PM
United Airlines
1 Stops
7h 18m
PDX - BOS
$ 119
Kiwi
Pick dates
7:00 AM - 1:55 PM
United Airlines
1 Stops
7h 26m
PDX - BOS
$ 182
Kiwi
Pick dates
9:30 PM - 9:30 PM
Alaska Airlines
0 Stops
5h 23m
PDX - BOS
$ 358
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to Boston (BOS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.