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$287+ Cheap flights from Irving, TX to Porto (OPO)

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — OPO
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Irving to Porto are usually found in January or December, booked 50 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Cheap flight deals from Irving to Porto

Keep the following information in mind while searching for Irving to Porto flight deals. Data was last updated September 15, 2025.

Round-trip from

$533
(Mytrip)

One-way from

$287
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$939
From Irving to Porto
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One-way flight from Irving to Porto
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Highest demand for flights based on searches. 22% potential increase in price ($229 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 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 Irving to Porto

Cheapest flights from Irving to Porto
Explore the most affordable flight options available from Irving to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:20 pmDFW - OPO
2 stops18h 45mMultiple Airlines
Tue 11/46:00 amOPO - DFW
2 stops21h 32mMultiple Airlines
Deal found 9/13$533
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 10/207:00 amDFW - OPO
1 stop20h 45mUnited Airlines
Wed 11/512:35 pmOPO - DFW
2 stops26h 16mUnited Airlines
Deal found 9/14$535
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:35 pmDFW - OPO
2 stops16h 25mIberia
Tue 12/168:20 amOPO - DFW
2 stops19h 15mIberia
Deal found 9/14$558
This Ovago deal was found by Cheapflights users on 9/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:55 pmDFW - OPO
1 stop11h 45mBritish Airways
Tue 12/168:20 amOPO - DFW
1 stop14h 10mBritish Airways
Deal found 9/14$564
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:25 amDFW - OPO
3 stops24h 30mMultiple Airlines
Wed 11/56:05 amOPO - DFW
2 stops21h 04mMultiple Airlines
Deal found 9/14$585
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/149:58 amDFW - OPO
2 stops17h 32mUnited Airlines
Tue 11/186:00 amOPO - DFW
2 stops22h 44mUnited Airlines
Deal found 9/14$594
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:20 pmDFW - OPO
2 stops20h 35mMultiple Airlines
Thu 11/65:10 pmOPO - DFW
3 stops33h 59mMultiple Airlines
Deal found 9/14$599
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/302:55 pmDFW - OPO
1 stop20h 05mAmerican Airlines
Thu 11/68:20 amOPO - DFW
2 stops21h 05mAmerican Airlines
Deal found 9/14$604
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sun 11/2310:10 amDFW - OPO
2 stops17h 20mUnited Airlines
Sat 12/612:30 pmOPO - DFW
1 stop31h 55mUnited Airlines
Deal found 9/14$609

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irving to Porto 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 15, 2025.
Use the filters below to find and compare flights from Irving to Porto that are best for you.

Fly from

Irving

Fly to

Porto

Route

Depart

Return

Price

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 10/28

12:20 pm-12:05 pm

2 stops18h 45m

Porto

Tue 11/4

6:00 am-9:32 pm

2 stops21h 32m

$533

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 10/20

9:25 am-9:45 am

2 stops18h 20m

Porto

Wed 11/5

12:35 pm-8:51 am

2 stops26h 16m

$535

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 12/2

5:35 pm-4:00 pm

2 stops16h 25m

Porto

Tue 12/16

8:20 am-9:35 pm

2 stops19h 15m

$558

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 12/2

1:55 pm-7:40 am

1 stop11h 45m

Porto

Tue 12/16

8:20 am-4:30 pm

1 stop14h 10m

$564

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Fri 11/14

9:58 am-9:30 am

2 stops17h 32m

Porto

Tue 11/18

6:00 am-10:44 pm

2 stops22h 44m

$594

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 10/30

2:55 pm-4:00 pm

1 stop20h 05m

Porto

Thu 11/6

8:20 am-11:25 pm

2 stops21h 05m

$604

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 11/23

10:10 am-9:30 am

2 stops17h 20m

Porto

Sat 12/6

12:30 pm-2:25 pm

1 stop31h 55m

$609

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 12/2

6:50 pm-7:45 am

2 stops54h 55m

$287

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 10/2

5:12 pm-9:05 am

2 stops57h 53m

$290

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 9/22

6:45 am-6:50 am

3 stops42h 05m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 13 results
1
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Best time to book a flight from Irving to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Irving 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 Irving to Porto

How far ahead should I book a flight from Irving to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Irving to Porto. Price data was last updated on September 12, 2025.

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Irving to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Irving to Porto?

Currently, January is the cheapest month in which you can book a flight from Irving to Porto (average of $523). Flying from Irving to Porto in June is currently the most expensive (average of $1,027). 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 1RV to OPO?

Find hourly flight availability from Irving to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Irving to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Irving to Porto?

Use this chart to determine the cheapest time to fly round-trip from Irving to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irving to Porto flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Irving to Porto?

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Irving to Porto, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Iberia
7.0
Good
2,924 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Irving to Porto. 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 into for flights to Porto from Irving?

    Porto (OPO) is the airport you will fly into if you book a flight from Irving to Porto. You should not have trouble finding flights to Porto from Irving; the airport handles an average of 0 inbound flights from Irving per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Porto airport from Irving. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

  • How long is the flight from Irving to Porto?

    Departing from Irving to Porto will take you 18h 20m. There are 4688 mi between Irving and Porto.

  • Can I find deals for flights from Irving to Porto that include hotel bookings?

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

  • How can I find direct flights from Irving to Porto?

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

  • Can I find deals for business class flights from Irving to Porto?

    Yes. Cheapflights offers flight deals from Irving to Porto 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 Irving to Porto?

    Currently, January is the cheapest month in which you can book a flight from Irving to Porto (average of $523). Flying from Irving to Porto in June is currently the most expensive (average of $1,027). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

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Top 5 airlines flying from Irving to Porto

Discover the top 5 airlines that operate flights from Irving to Porto. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$534Average$1,096FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$546Average$904FlexibilityNo cancel feeOn-time71%
IberiaCheapest$588Average$856FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$631Average$738FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$693Average$1,114FlexibilityNo cancel feeOn-time69%

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