Cheap flights from Portland to North America from $84

The month of September is, on average, the cheapest month to fly to North America from Portland, with most prices found around $338. If you are unable to visit North America during the month of September, then departing from Portland during the month October is also very affordable. Most momondo users find prices during this month for around $344.

The cheapest day to depart from Portland to North America is on a Wednesday. Travelers who choose to depart for North America on a Wednesday will often find tickets for as low as $439. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to North America on Sunday is $601.

The cheapest time of day to fly to North America is at noon when flights can be purchased for as low as $412. Try not to purchase tickets in the morning because they tend to be around $524. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Portland to San Francisco for the best Portland - North America flight prices

You are more likely to see cheaper flights to North America from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to North America for around $428 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to North America from Portland for as low as $369 on momondo.

There are 4 cabin classes available to choose from on Portland to North America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Alaska Airlines, Southwest, and Frontier are the most popular carriers operating from Portland to North America

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to North America from Portland according to our data. Alaska Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to North America. Keep in mind that there are 12 different airlines that fly to North America on a routine basis, so you have a few additional options to choose from.

176 flights are operational daily from Portland to North America as of July 2026. The most popular departure time for this route is 7:00AM, with 51% of flights per day taking off at noon.

The number of flights available between Portland and North America is 1,234 per week as of July 2026. The most frequent departure day is Sat, with 18% of weekly flights leaving on this day.