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$117+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DFW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Dallas are usually found in January or August, booked 66 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap 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 September 11, 2025.

Round-trip from

$282
(Southwest)

One-way from

$117
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$402
From Portland to Dallas
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One-way flight from Portland to Dallas
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Highest demand for flights based on searches. 6% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This Southwest deal was found by Cheapflights users on 9/11. 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.
Wed 11/125:30 amPWM - DAL
1 stop6h 15mSouthwest
Mon 11/176:05 amDAL - PWM
1 stop5h 05mSouthwest
Deal found 9/11$282
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:15 pmPWM - DFW
2 stops53h 17mMultiple Airlines
Tue 11/48:59 pmDFW - PWM
1 stop12h 37mMultiple Airlines
Deal found 9/9$287
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:21 amPWM - DFW
1 stop21h 51mMultiple Airlines
Mon 11/179:10 pmDFW - PWM
2 stops36h 31mMultiple Airlines
Deal found 9/11$295
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/232:40 pmPWM - DAL
1 stop7h 45mSouthwest
Tue 11/46:05 amDAL - PWM
1 stop5h 05mSouthwest
Deal found 9/10$300
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:46 amPWM - DFW
1 stop25h 40mMultiple Airlines
Sun 10/269:19 pmDFW - PWM
1 stop10h 47mMultiple Airlines
Deal found 9/11$303
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:46 amPWM - DFW
1 stop15h 50mMultiple Airlines
Mon 12/156:50 pmDFW - PWM
2 stops38h 46mMultiple Airlines
Deal found 9/11$318
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 12/125:46 amPWM - DFW
1 stop10h 55mAmerican Airlines
Mon 12/155:30 amDFW - PWM
1 stop9h 58mAmerican Airlines
Deal found 9/10$340
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/236:14 amPWM - DFW
1 stop9h 20mAmerican Airlines
Tue 11/46:20 amDFW - PWM
1 stop9h 45mAmerican Airlines
Deal found 9/10$348
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 11/145:43 amPWM - DFW
1 stop13h 05mAmerican Airlines
Mon 11/176:20 amDFW - PWM
1 stop9h 45mAmerican Airlines
Deal found 9/11$350
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:57 pmPWM - DFW
1 stop6h 18mUnited Airlines
Fri 10/177:00 amDFW - PWM
1 stop6h 33mUnited Airlines
Deal found 9/10$357
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:14 amPWM - DFW
1 stop6h 11mUnited Airlines
Tue 11/45:15 amDFW - PWM
2 stops8h 04mUnited Airlines
Deal found 9/10$358
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/2112:34 pmPWM - DFW
1 stop9h 50mAmerican Airlines
Mon 10/279:39 amDFW - PWM
1 stop9h 35mAmerican Airlines
Deal found 9/10$359

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 September 11, 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 - DAL

PWMDAL

Portland

Wed 11/12

5:30 am-12:55 pm

2 stops8h 25m

Dallas Love Field

Mon 11/17

6:05 am-12:10 pm

1 stop5h 05m

$288

PortlandDallas

PWM - DAL

PWMDAL

Portland

Thu 10/23

2:40 pm-9:25 pm

1 stop7h 45m

Dallas Love Field

Tue 11/4

6:05 am-12:10 pm

1 stop5h 05m

$300

PortlandDallas

PWM - DFW

PWMDFW

Portland

Thu 10/23

12:34 pm-12:28 am

1 stop12h 54m

Dallas/Fort Worth

Tue 11/4

8:59 pm-10:36 am

1 stop12h 37m

$304

PortlandDallas

PWM - DAL

PWMDAL

Portland

Thu 10/23

2:40 pm-9:25 pm

1 stop7h 45m

Dallas Love Field

Mon 10/27

7:40 am-2:05 pm

1 stop5h 25m

$346

PortlandDallas

PWM - DFW

PWMDFW

Portland

Fri 11/14

5:43 am-5:48 pm

1 stop13h 05m

Dallas/Fort Worth

Mon 11/17

6:20 am-5:05 pm

1 stop9h 45m

$350

PortlandDallas

PWM - DFW

PWMDFW

Portland

Wed 10/22

11:16 am-9:36 pm

1 stop11h 20m

Dallas/Fort Worth

Tue 11/4

10:19 am-10:41 am

2 stops23h 22m

$351

PortlandDallas

PWM - DAL

PWMDAL

Portland

Wed 10/22

5:45 am-12:15 pm

2 stops7h 30m

Dallas Love Field

Tue 11/4

12:40 pm-10:15 pm

2 stops8h 35m

$351

PortlandDallas

PWM - DFW

PWMDFW

Portland

Thu 10/23

6:14 am-11:25 am

1 stop6h 11m

Dallas/Fort Worth

Mon 10/27

7:25 am-2:19 pm

1 stop5h 54m

$352

PortlandDallas

PWM - DFW

PWMDFW

Portland

Thu 10/16

6:00 am-1:47 pm

1 stop8h 47m

Dallas/Fort Worth

Mon 10/20

5:25 pm-11:59 pm

1 stop5h 34m

$357

PortlandDallas

PWM - DFW

PWMDFW

Portland

Fri 10/10

4:57 pm-10:15 pm

1 stop6h 18m

Dallas/Fort Worth

Fri 10/17

7:00 am-2:33 pm

1 stop6h 33m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 34 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 August 29, 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, August is the cheapest month in which you can book a flight from Portland, Maine to Dallas (average of $216). Flying from Portland, Maine to Dallas in March is currently the most expensive (average of $295). 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.

What is the cheapest time of day to fly from PWM to DFW?

Find hourly flight availability from Portland to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s optimal to fly from Portland, Maine to Dallas in the morning. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight at noon.

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 September 11, 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
4,248 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 $352, Southwest can have you in Dallas from Portland, Maine in 6h 11m. 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 $236. Other airlines that can offer you cheap pricing are Southwest, from $276, and American Airlines, from $277. Delta is 43% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Portland, Maine to Dallas?

    Looking at all options, your cheapest flight can be booked for $137. While the most popular route (Portland - Dallas/Fort Worth) can be booked for $300 on average, our data indicates $360 when flying from Portland, Maine to Dallas.

  • 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, August is the cheapest month in which you can book a flight from Portland, Maine to Dallas (average of $216). Flying from Portland, Maine to Dallas in March is currently the most expensive (average of $295). 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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Alternative routes for Portland to Dallas

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$394FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$276Average$453FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$277Average$419FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$282Average$446FlexibilityNo cancel feeOn-time69%

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