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$171+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DFW
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Dallas are usually found in January or August, booked 46 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

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 July 3, 2025.

Round-trip from

$290
(Trip.com)

One-way from

$171
(Southwest)

Popular in

March

Cheapest in

January

Average price

$398
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. 8% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:58 pmPWM - DFW
1 stop16h 27mMultiple Airlines
Thu 8/2811:00 amDFW - PWM
1 stop8h 12mMultiple Airlines
Deal found 7/1$290
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/284:56 pmPWM - DFW
1 stop6h 19mUnited Airlines
Sun 8/3112:24 pmDFW - PWM
1 stop8h 35mUnited Airlines
Deal found 6/30$319
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/167:00 amPWM - DFW
1 stop13h 29mDelta
Wed 8/277:10 amDFW - PWM
1 stop16h 38mDelta
Deal found 7/1$329
This American Airlines deal was found by Cheapflights users on 7/1. 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 8/229:08 amPWM - DFW
Nonstop4h 12mAmerican Airlines
Sun 8/3112:50 pmDFW - PWM
Nonstop3h 59mAmerican Airlines
Deal found 7/1$346
This Southwest deal was found by Cheapflights users on 6/30. 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 8/283:30 pmPWM - DAL
1 stop6h 40mSouthwest
Sun 8/316:20 amDAL - PWM
1 stop9h 45mSouthwest
Deal found 6/30$350
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/166:00 amPWM - DAL
1 stop5h 53mDelta
Sun 8/3111:54 amDAL - PWM
1 stop8h 47mDelta
Deal found 7/1$366
This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:58 pmPWM - DFW
1 stop16h 27mFrontier
Fri 8/297:54 pmDFW - PWM
1 stop15h 52mFrontier
Deal found 7/1$367
This Sun Country Air deal was found by Cheapflights users on 7/3. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3112:46 pmPWM - DFW
1 stop23h 17mSun Country Air
Sun 8/37:30 pmDFW - PWM
1 stop15h 05mSun Country Air
Deal found 7/3$405

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 July 3, 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 8/16

6:58 pm-10:25 am

1 stop16h 27m

Dallas/Fort Worth

Thu 8/28

11:00 am-8:12 pm

1 stop8h 12m

$290

PortlandDallas

PWM - DFW

PWMDFW

Portland

Thu 8/28

4:56 pm-10:15 pm

1 stop6h 19m

Dallas/Fort Worth

Sun 8/31

12:24 pm-9:59 pm

1 stop8h 35m

$319

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 8/16

7:00 am-7:29 pm

1 stop13h 29m

Dallas/Fort Worth

Wed 8/27

7:10 am-12:48 am

1 stop16h 38m

$329

PortlandDallas

PWM - DFW

PWMDFW

Portland

Fri 8/22

9:08 am-12:20 pm

Nonstop4h 12m

Dallas/Fort Worth

Sun 8/31

12:50 pm-5:49 pm

Nonstop3h 59m

$346

PortlandDallas

PWM - DAL

PWMDAL

Portland

Thu 8/28

3:30 pm-9:10 pm

1 stop6h 40m

Dallas Love Field

Sun 8/31

6:20 am-5:05 pm

1 stop9h 45m

$350

PortlandDallas

PWM - DAL

PWMDAL

Portland

Sat 8/16

6:00 am-10:53 am

1 stop5h 53m

Dallas Love Field

Sun 8/31

11:54 am-9:41 pm

1 stop8h 47m

$366

PortlandDallas

PWM - DFW

PWMDFW

Portland

Sat 8/16

6:58 pm-10:25 am

1 stop16h 27m

Dallas/Fort Worth

Fri 8/29

7:54 pm-12:46 pm

1 stop15h 52m

$367

PortlandDallas

PWM - DFW

PWMDFW

Portland

Thu 7/31

12:46 pm-11:03 am

1 stop23h 17m

Dallas/Fort Worth

Sun 8/3

7:30 pm-11:35 am

1 stop15h 05m

$405

PortlandDallas

PWM - DAL

PWMDAL

Portland

Tue 8/12

4:55 pm-10:40 pm

1 stop6h 45m

$171

PortlandDallas

PWM - DFW

PWMDFW

Portland

Tue 8/12

5:35 am-11:02 am

1 stop6h 27m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 14 results
1
2

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 June 27, 2025.

To ensure you get the cheapest price possible for a flight from Portland, Maine to Dallas, you should look to book at least 46 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 July 3, 2025.

It’s optimal to fly from Portland, Maine to Dallas at noon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the morning.

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 July 3, 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
4,266 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Sun Country Air
6.9
Okay
339 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • 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 $319. Other airlines that can offer you cheap pricing are Delta, from $329, and American Airlines, from $346. United Airlines is 20% 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 Southwest, which is currently one of the cheapest options available, starting at $171. United Airlines flights start at $172 while deals on Sun Country Air start at $178 one-way.

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

    Looking at all options, your cheapest flight can be booked for $125. While the most popular route (Portland - Dallas/Fort Worth) can be booked for $290 on average our data indicates $721 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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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$374FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$256Average$436FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$257Average$407FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$276Average$446FlexibilityNo cancel feeOn-time63%

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