Cheap flights from Billings to Portland from $114

The cheapest month to fly to Portland from Billings is in February. Flight prices, which tend to average around $274, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until November to fly from Billings, when ticket prices are also cheap, with an average price of $286.

The cheapest day to depart on your flight to Portland is on a Thursday when prices can be found for as low as $319. 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 Saturday, with ticket prices averaging around $561.

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $299. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $1,313 per ticket.

Fly from Billings Logan Intl to Portland for the best Billings Logan Intl - Portland flight prices

You are more likely to see cheaper flights to Portland from Billings when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Billings for as low as $203 on momondo.

There are 3 cabin classes available to choose from on Billings to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 24% on your flight if you consider stops on a Billings to Portland flight.

As of April 2026, prices for Billings to Portland flights are approximately 92% more expensive when compared to flights at the same time last year.

United Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Billings Logan Intl to Portland

Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Portland from Billings according to our data. Alaska Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 3 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

As of April 2026, 1 flights take off from Billings and land in Portland each day. The most common flight departure time for this route is 12:00PM, with 100% of daily flights taking off in the afternoon.

As of April 2026, 7 flights take off from Billings and land in Portland each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.