Cheap flights from Portland to Miami from $139

The month of October is, on average, the cheapest month to fly to Miami from Portland, with most prices found around $312. If you are unable to visit Miami during the month of October, then departing from Portland during the month August is also very affordable. Most momondo users find prices during this month for around $317.

The cheapest day to depart from Portland to Miami is on a Wednesday when prices can be found for as low as $585. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Friday is $685.

In the morning is the cheapest time of day to fly from Portland to Miami when you can find flight prices for as low as $521. Flying to Miami in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $643. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Portland to Miami for the best Portland - Miami flight prices

You are more likely to see cheaper flights to Miami from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Miami for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Miami from Portland for as low as $315 on momondo.

There are 4 cabin classes available to choose from on Portland to Miami 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 7% on your flight if you consider stops on a Portland to Miami flight.

As of October 2026, prices for Portland to Miami flights are approximately 8% more expensive when compared to flights at the same time last year.

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Portland to Miami

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

Seattle (SEA) was the most common stop: 44% of momondo users choosing 1-stop flights on this route connected there.

Flights via Seattle (SEA) offer the lowest average round-trip price of $273.

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 7h 43m.

Dallas (DFW) has the shortest average layover time for this route: 1h 06m.