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$310+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — OPO
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:45 am
DFW
-
OPO
2 stops22h 15m
Multiple Airlines
Wed 4/225:05 am
OPO
-
DFW
2 stops23h 01m
Multiple Airlines
Deal found 1/27$551
This Mytrip deal was found by Cheapflights users on 1/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:00 pm
DFW
-
OPO
2 stops19h 05m
Multiple Airlines
Mon 3/304:35 pm
OPO
-
DFW
1 stop27h 40m
Multiple Airlines
Deal found 1/26$586
This Mytrip deal was found by Cheapflights users on 1/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:00 am
DFW
-
OPO
2 stops23h 50m
Multiple Airlines
Wed 3/44:15 pm
OPO
-
DFW
1 stop28h 10m
Multiple Airlines
Deal found 1/26$587
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:00 am
DFW
-
OPO
2 stops20h 30m
United Airlines
Wed 3/46:00 am
OPO
-
DFW
2 stops18h 43m
United Airlines
Deal found 1/26$591
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:10 am
DFW
-
OPO
2 stops20h 20m
United Airlines
Thu 3/1212:35 pm
OPO
-
DFW
1 stop14h 07m
United Airlines
Deal found 1/26$599
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 3/11:55 pm
DFW
-
OPO
1 stop20h 05m
American Airlines
Thu 3/128:20 am
OPO
-
DFW
2 stops20h 27m
American Airlines
Deal found 1/27$606
This Finnair deal was found by Cheapflights users on 1/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/11:55 pm
DFW
-
OPO
1 stop11h 45m
Multiple Airlines
Thu 3/128:40 pm
OPO
-
DFW
1 stop24h 50m
Multiple Airlines
Deal found 1/27$607
This FlightHub deal was found by Cheapflights users on 1/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:15 pm
DFW
-
OPO
1 stop24h 10m
Lufthansa
Mon 3/304:35 pm
OPO
-
DFW
1 stop27h 40m
Lufthansa
Deal found 1/26$610

Find flight deals from Irving to Porto

Keep the following information in mind while searching for Irving to Porto flight deals. Data was last updated January 28, 2026.

Round-trip from

$551
(Mytrip)

One-way from

$310
(Cheapflightsfares)

Popular in

June

Cheapest in

December

Average price

$704
From Irving to Porto
Search Deals
One-way flight from Irving to Porto
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($207 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 28, 2026.
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

Mon 2/23

7:00 am-12:50 pm

2 stops23h 50m

Porto

Wed 3/4

4:15 pm-2:25 pm

1 stop28h 10m

$587

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 3/1

7:10 am-9:30 am

2 stops20h 20m

Porto

Thu 3/12

12:35 pm-9:42 pm

1 stop14h 07m

$599

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 3/1

8:05 am-10:30 am

2 stops20h 25m

Porto

Thu 3/12

5:00 am-12:27 am

2 stops24h 27m

$599

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 5/5

3:40 pm-3:25 pm

1 stop17h 45m

Porto

Tue 5/12

5:00 am-5:46 pm

2 stops18h 46m

$618

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 3/8

5:20 pm-9:30 am

1 stop11h 10m

Porto

Thu 3/19

6:00 am-10:56 pm

2 stops21h 56m

$626

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 3/30

5:00 pm-3:30 pm

2 stops16h 30m

Porto

Thu 4/16

5:55 am-1:35 pm

1 stop13h 40m

$626

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 3/23

5:15 pm-7:00 pm

2 stops20h 45m

Porto

Mon 3/30

6:00 pm-2:15 pm

2 stops26h 15m

$632

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 3/5

6:00 am-9:30 am

1 stop21h 30m

Porto

Fri 3/13

12:30 pm-9:43 am

2 stops26h 13m

$654

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 3/5

12:20 pm-12:05 pm

2 stops17h 45m

Porto

Fri 3/13

12:30 pm-9:43 am

2 stops26h 13m

$654

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sat 2/28

10:36 am-9:30 am

1 stop16h 54m

Porto

Tue 3/31

6:00 am-9:47 pm

2 stops21h 47m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 18 results
1
2

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 January 23, 2026.

Booking 45 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, December is the cheapest month in which you can book a flight from Irving to Porto (average of $414). Flying from Irving to Porto in June is currently the most expensive (average of $931). 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.

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 January 28, 2026.
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
7.9
Good
8,124 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,124 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,212 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,201 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,099 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 4 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 20h 20m. There are 4688 mi between Irving and Porto. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, December is the cheapest month in which you can book a flight from Irving to Porto (average of $414). Flying from Irving to Porto in June is currently the most expensive (average of $931). 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
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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Top 4 airlines flying from Irving to Porto

Discover the top 4 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$546Average$912FlexibilityNo cancel feeOn-time71%
IberiaCheapest$565Average$841FlexibilityNo cancel feeOn-time77%
DeltaCheapest$569Average$1,096FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$693Average$1,111FlexibilityNo cancel feeOn-time69%

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