Cheap flights from Detroit to Portland from $92

The cheapest month to fly to Portland from Detroit is in August. Flight prices, which tend to average around $310, 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 May to fly from Detroit, when ticket prices are also cheap, with an average price of $358.

The cheapest day to depart on your flight to Portland is on a Saturday when prices can be found for as low as $499. 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 Wednesday, with ticket prices averaging around $529.

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $499. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $522 per ticket.

Fly from Detroit Metropolitan Wayne County to Portland for the best Detroit - Portland flight prices

You are more likely to see cheaper flights to Portland from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $467 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Detroit for as low as $348 on momondo.

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

Alaska Airlines and Southwest are the most popular carriers operating from Detroit to Portland

Delta, Frontier and Alaska Airlines are the top three most popular airlines that fly to Portland from Detroit according to our data. Delta is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 8 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 59% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $296.

Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 6h 35m.

Chicago (MDW) has the shortest average layover time for this route: 1h 03m.

As of March 2026, there are 3 flights per day flying from Detroit to Portland. The most common time of day flights depart is 7:00PM, with 100% of flights taking off in the evening.

As of March 2026, 24 flights take off from Detroit and land in Portland each week. The most common flight departure day for this route is Tue, with 17% of weekly flights taking off on this day.