Cheap flights from Portland to Dallas from $139

The cheapest month to fly to Dallas/Fort Worth Airport from Portland is in January. Flight prices, which tend to average around $274, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in January, then February is your next best option. Flight prices from Portland to Dallas/Fort Worth Airport during February average around $299.

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Portland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $469. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Dallas/Fort Worth Airport for around $582.

Flying to Dallas/Fort Worth Airport from Portland in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $357 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $536 on average. Flights to Dallas/Fort Worth Airport from Portland in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Portland to Dallas/Fort Worth for the best Portland - Dallas/Fort Worth flight prices

You are more likely to see cheaper flights to Dallas/Fort Worth Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $362 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from Portland for as low as $298 on momondo.

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

No. A direct flight is the cheapest option for a flight between Portland to Dallas/Fort Worth Airport.

As of August 2026, prices for Portland to Dallas/Fort Worth Airport flights are approximately 95% more expensive when compared to flights at the same time last year.

Delta and Alaska Airlines are the most popular carriers operating from Portland to Dallas/Fort Worth

American Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to Dallas/Fort Worth Airport from Portland according to our data. American Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Dallas/Fort Worth Airport. Keep in mind that there are 8 different airlines that fly to Dallas/Fort Worth Airport on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Flights via Seattle (SEA) offer the lowest average round-trip price of $193.

Flights connecting via Seattle (SEA) have the shortest average one-way travel time: 6h 46m.

Seattle (SEA) has the shortest average layover time for this route: 1h 25m.

24 flights are operational daily from Portland to Dallas/Fort Worth Airport as of August 2026. The most popular departure time for this route is 1:00PM, with 65% of flights per day taking off at noon.

As of August 2026, there are 169 flights per week flying from Portland to Dallas/Fort Worth Airport. The most common day of the week flights depart is Tue, with 18% of flights taking off on this day.