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Cheap Flights from Portland to Ottawa, ON, Canada - PDX to YOW

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There are 4730 flights from Portland, OR to Ottawa per week.
You must make at least one connection to fly from Portland, OR to Ottawa.
135,684 seats are available per week to fly from Portland, OR to Ottawa.
Delta Air Lines has 490 connecting flights between Portland, OR and Ottawa.

Cheap Domestic Flights from Portland - PDX

Flights
Airline
Lowest Price
JetBlue, Virgin America, Spirit, US Airways, American, Delta, United, Alaska, AirTran
$266
United, JetBlue, Frontier, US Airways, Alaska, AirTran, Virgin America, American, Delta
$288
Alaska, United, American, Delta, Virgin America, JetBlue, US Airways
$187
US Airways, JetBlue, Delta, United
$393
AirTran, Virgin America, JetBlue, Delta, Alaska, Spirit, US Airways, American, United
$304
United, Delta, Alaska, US Airways, American, JetBlue
$368
United, Alaska, US Airways, AirTran, Delta, American, Frontier
$289
Spirit, United, Alaska, Delta, US Airways, American, JetBlue, AirTran
$342
United, Delta, Alaska, American, US Airways, JetBlue
$342

Cheap Domestic Flights to Ottawa - YOW

Flights
Airline
Lowest Price
AirTran, United, US Airways, Delta, Alaska, American, Sun Country, JetBlue, Virgin America
$313
Hawaiian, AirTran, United, Delta, Alaska, US Airways, Sun Country, JetBlue, Frontier, American, Virgin America
$282
Virgin America, JetBlue, US Airways, American, United, Delta, Alaska
$339
Delta, United, Virgin America, US Airways, American, Alaska, AirTran, JetBlue
$368
Delta, US Airways, JetBlue, United
$375
Delta, American, US Airways, Frontier, AirTran, United, Alaska
$289
Alaska, AirTran, JetBlue, American, US Airways, Delta, United
$331
US Airways, Delta, United, Alaska, American, JetBlue
$368
US Airways, Alaska, AirTran, Delta, United, American, JetBlue
$287
Alaska, United, Delta, US Airways, American, JetBlue
$331
Delta, US Airways, United
$335
Delta, United, US Airways
$331
United, Frontier, Delta, Alaska, American, US Airways, Sun Country
$289
Delta, Alaska, US Airways, American, United
$353
US Airways, Alaska, JetBlue, American, United, Delta
$373

Cheap International Flights from Portland - PDX

Flights
Airline
Lowest Price
American, Delta, United, Alaska, Air Canada, US Airways
$491
Air Canada, Alaska, United, Delta, US Airways, American
$491

Cheap International Flights to Ottawa - YOW

Flights
Airline
Lowest Price
Air Canada, United, Delta, Alaska, American, US Airways
$464
American, US Airways, Delta, United, Alaska, Air Canada
$536
Delta, US Airways, American, United, Air Canada, Alaska
$466
American, US Airways, Delta, United, Alaska, Air Canada
$459
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Cheap Flights from Portland to Ottawa, ON, Canada, from $476 Round trip from PDX to YOW