Cheap flights from Nashville to Portland from $70

The cheapest month to fly to Portland from Nashville is in August. Flight prices, which tend to average around $267, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until October to fly from Nashville, when ticket prices are also cheap, with an average price of $276.

The cheapest day to depart on your flight to Portland is on a Friday when prices can be found for as low as $368. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $533.

Fly from Nashville Intl to Portland for the best Nashville Intl - Portland flight prices

You are more likely to see cheaper flights to Portland from Nashville when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $332 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Nashville for as low as $241 on momondo.

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

As of March 2026, prices for Nashville to Portland flights are approximately 24% more expensive when compared to flights at the same time last year.

Southwest and Frontier are the most popular carriers operating from Nashville Intl to Portland

Alaska Airlines, Delta and Southwest are the top three most popular airlines that fly to Portland from Nashville according to our data. Alaska Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 7 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Salt Lake City (SLC) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $185.

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 6h 29m.

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 58m.

1 flights are operational daily from Nashville to Portland as of March 2026. The most popular departure time for this route is 5:00PM, with 100% of flights per day taking off in the afternoon.

As of March 2026, there are 8 flights per week flying from Nashville to Portland. The most common day of the week flights depart is Fri, with 38% of flights taking off on this day.