Find cheap Delta flights to Portland from $79 - Compare and Save

The cheapest month for Delta flights to Portland is February, where tickets cost $310 (return) on average. On the other hand, the most expensive months to fly this route on Delta are October and August, where the average cost of round-trip tickets is $410 and $405 respectively.

For the absolute cheapest price on Delta, our data suggests you should book 4 weeks before departure.

The cheapest airline ticket to Portland from the United States with Delta in the last 5 days was $79 one-way, and $157 round-trip on the route from San Diego to Portland. The most popular route is from Los Angeles to Portland and the cheapest ticket found on this route in the last 5 days was $227 return.

Each week there are around 273 direct flights from within the United States to Portland. The most common day for departures is Sunday, with 20% of flights taking off on this day.

Based on KAYAK data, the cheapest day to fly to Portland is Saturday where tickets can be as cheap as $460. On the other hand, the most expensive day to fly is Monday, where prices are $533 on average.

The cheapest time of day to fly to Portland with Delta is generally at noon, when flights cost $366 on average.