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$119+ Cheap flights from Portland, ME (PWM) to Dallas

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DFW
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Dallas are usually found in January or April, booked 66 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Portland to Dallas

Cheapest flights from Portland to Dallas
Explore the most affordable flight options available from Portland to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Delta deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amPWM - DFW
1 stop9h 02mDelta
Fri 1/25:50 amDFW - PWM
1 stop5h 26mDelta
Deal found 12/27$293
This Delta deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:57 pmPWM - DFW
2 stops12h 31mDelta
Mon 1/511:58 amDFW - PWM
2 stops10h 24mDelta
Deal found 12/27$383
This American Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:48 amPWM - DFW
1 stop6h 51mAmerican Airlines
Mon 1/55:26 pmDFW - PWM
1 stop5h 19mAmerican Airlines
Deal found 12/25$413
This American Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:48 amPWM - DFW
1 stop6h 51mAmerican Airlines
Fri 1/23:25 pmDFW - PWM
1 stop6h 30mAmerican Airlines
Deal found 12/26$440
This Southwest deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:30 pmPWM - DAL
1 stop7h 00mSouthwest
Sat 1/36:00 amDAL - PWM
1 stop7h 25mSouthwest
Deal found 12/27$460
This Delta deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:48 pmPWM - DFW
1 stop6h 40mDelta
Thu 1/16:00 amDFW - PWM
2 stops9h 32mDelta
Deal found 12/26$464
This Southwest deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:15 pmPWM - DAL
1 stop7h 45mSouthwest
Mon 1/510:45 amDAL - PWM
1 stop5h 05mSouthwest
Deal found 12/25$489
This Delta deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amPWM - DFW
1 stop15h 33mDelta
Fri 1/25:50 amDFW - PWM
1 stop5h 26mDelta
Deal found 12/27$505
This Delta deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:45 amPWM - DFW
1 stop7h 46mDelta
Fri 1/210:40 amDFW - PWM
2 stops11h 10mDelta
Deal found 12/26$510
This American Airlines deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:41 pmPWM - DFW
1 stop6h 18mAmerican Airlines
Sat 1/38:19 amDFW - PWM
1 stop7h 17mAmerican Airlines
Deal found 12/27$527
This Southwest deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:30 pmPWM - DAL
1 stop7h 00mSouthwest
Thu 1/16:05 amDAL - PWM
1 stop7h 50mSouthwest
Deal found 12/26$569
This Delta deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:45 amPWM - DFW
1 stop7h 46mDelta
Sat 1/310:40 amDFW - PWM
2 stops11h 03mDelta
Deal found 12/26$597

Find flight deals from Portland to Dallas

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Dallas (A78). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 28, 2025.

Round-trip from

$237
(American Airlines)

One-way from

$119
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$510
From Portland to Dallas
Search Deals
One-way flight from Portland to Dallas
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Dallas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Portland to Dallas that are best for you.

Fly from

Portland

Fly to

Dallas

Route

Depart

Return

Price

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 1/24

3:05 pm-9:38 pm

1 stop7h 33m

Dallas/Fort Worth

Wed 1/28

7:00 am-2:39 pm

1 stop6h 39m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 1/24

6:00 am-12:38 pm

1 stop7h 38m

Dallas/Fort Worth

Wed 1/28

4:50 pm-11:22 pm

1 stop5h 32m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Tue 2/24

7:00 am-1:39 pm

1 stop7h 39m

Dallas/Fort Worth

Tue 3/3

7:02 am-4:33 pm

1 stop8h 31m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Tue 2/24

12:43 pm-6:38 pm

1 stop6h 55m

Dallas/Fort Worth

Wed 3/4

5:30 am-12:00 pm

1 stop5h 30m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 1/31

5:30 am-11:00 am

1 stop6h 30m

Dallas/Fort Worth

Wed 2/4

8:30 am-3:31 pm

1 stop6h 01m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 1/17

3:05 pm-9:38 pm

1 stop7h 33m

Dallas/Fort Worth

Sat 1/31

7:00 am-2:39 pm

1 stop6h 39m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 1/24

6:00 am-12:38 pm

1 stop7h 38m

Dallas/Fort Worth

Sat 1/31

5:30 am-12:08 pm

1 stop5h 38m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Tue 1/20

5:20 am-11:40 am

1 stop7h 20m

Dallas/Fort Worth

Wed 1/28

8:30 am-3:31 pm

1 stop6h 01m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Wed 1/14

2:35 pm-9:43 pm

1 stop8h 08m

Dallas/Fort Worth

Wed 1/28

1:32 pm-10:27 pm

1 stop7h 55m

$237

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 1/17

5:30 am-12:48 pm

1 stop8h 18m

Dallas/Fort Worth

Sat 1/24

4:00 pm-10:27 pm

1 stop5h 27m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 33 results
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Best time to book a flight from Portland to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Dallas

How far ahead should I book a flight from Portland, Maine to Dallas?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Dallas. Price data was last updated on December 26, 2025.

To ensure you get the cheapest price possible for a flight from Portland, Maine to Dallas, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland, Maine to Dallas?

Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Dallas (average of $78). Flying from Portland, Maine to Dallas in October is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Portland, Maine to Dallas?

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dallas. Reviews last updated December 28, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Portland to Dallas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,019 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,113 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,073 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Portland to Dallas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Dallas?

    Most people fly from Portland (PWM) if they book a flight from Portland to Dallas. On average, Portland has 0 outbound flights to Dallas per day from 4 airlines. Portland is conveniently located just 2.9 mi from Portland’s city center.

  • How long is the flight from Portland, Maine to Dallas?

    For as low as $237, United Airlines can have you in Dallas from Portland, Maine in 7h 33m. The distance from Portland, Maine to Dallas is about 1618 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland, Maine to Dallas round-trip?

    Cheapflights users have booked flights from Portland, Maine to Dallas round-trip from $138. Other airlines that can offer you cheap pricing are United Airlines, from $282, and Southwest, from $295. Delta is 68% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Portland, Maine to Dallas one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $123. United Airlines flights start at $166 while deals on American Airlines start at $168 one-way.

  • Can I find deals for flights from Portland to Dallas that include hotel bookings?

    Yes. In addition to deals on Portland to Dallas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Dallas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Dallas.

  • Can I find deals for business class flights from Portland to Dallas?

    Yes. Cheapflights offers flight deals from Portland to Dallas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Dallas?

    Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Dallas (average of $78). Flying from Portland, Maine to Dallas in October is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Portland to Dallas

Discover the top 4 airlines that operate flights from Portland to Dallas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$407FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$282Average$468FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$295Average$467FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$315Average$470FlexibilityNo cancel feeOn-time71%

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