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$320+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — OPO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Irving to Porto are usually found in January or February, 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 July 31, 2025.

Round-trip from

$587
(oojo)

One-way from

$489
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$1,021
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. 19% potential increase in price ($188 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 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 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 July 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/31. 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 11/2312:10 pmDFW - OPO
2 stops15h 20mUnited Airlines
Mon 12/112:30 pmOPO - DFW
1 stop31h 55mUnited Airlines
Deal found 7/31$603
This Lufthansa deal was found by Cheapflights users on 7/31. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:15 pmDFW - OPO
1 stop17h 00mLufthansa
Mon 12/112:30 pmOPO - DFW
1 stop31h 55mLufthansa
Deal found 7/31$620
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:16 amDFW - OPO
2 stops15h 24mIberia
Tue 11/118:40 pmOPO - DFW
1 stop26h 20mIberia
Deal found 7/31$633
This Delta deal was found by Cheapflights users on 7/31. 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 11/237:00 amDFW - OPO
2 stops21h 30mDelta
Mon 12/111:25 amOPO - DFW
2 stops37h 10mDelta
Deal found 7/31$639
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/238:15 pmDFW - OPO
2 stops31h 05mAir Canada
Tue 10/76:00 amOPO - DFW
2 stops22h 23mAir Canada
Deal found 7/31$643
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/239:25 amDFW - OPO
3 stops23h 35mMultiple Airlines
Tue 9/3010:50 pmOPO - DFW
2 stops21h 15mMultiple Airlines
Deal found 7/30$672
This Ovago deal was found by Cheapflights users on 7/31. 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 10/79:40 pmDFW - OPO
1 stop27h 55mBritish Airways
Mon 10/1312:20 pmOPO - DFW
1 stop13h 50mBritish Airways
Deal found 7/31$686

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 July 31, 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

Sun 11/23

12:10 pm-9:30 am

2 stops15h 20m

Porto

Mon 12/1

12:30 pm-2:25 pm

1 stop31h 55m

$603

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 11/23

4:15 pm-3:15 pm

1 stop17h 00m

Porto

Mon 12/1

12:30 pm-2:25 pm

1 stop31h 55m

$620

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 11/5

10:16 am-7:40 am

2 stops15h 24m

Porto

Tue 11/11

8:40 pm-5:00 pm

1 stop26h 20m

$633

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 11/23

7:00 am-10:30 am

2 stops21h 30m

Porto

Mon 12/1

11:25 am-6:35 pm

2 stops37h 10m

$639

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 9/23

8:15 pm-9:20 am

2 stops31h 05m

Porto

Tue 10/7

6:00 am-10:23 pm

2 stops22h 23m

$643

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 9/23

9:25 am-3:00 pm

3 stops23h 35m

Porto

Tue 9/30

10:50 pm-2:05 pm

2 stops21h 15m

$672

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 10/7

9:40 pm-7:35 am

1 stop27h 55m

Porto

Mon 10/13

12:20 pm-8:10 pm

1 stop13h 50m

$686

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 11/13

6:30 am-4:00 pm

3 stops27h 30m

$320

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Fri 9/5

11:28 am-6:50 am

1 stop13h 22m

$787

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Fri 8/22

2:22 pm-7:00 pm

2 stops22h 38m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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 July 25, 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 $1,033). 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 July 31, 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.

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 July 31, 2025.
Read through reviews of airlines operating flights from Irving to Porto, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

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!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

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
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

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!
Turkish Airlines
7.3
Good
3,933 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

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
7,981 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

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.

  • What are the cheapest airlines to fly from Irving to Porto one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $489. However, be on the lookout for offers from Air Canada and TAP AIR PORTUGAL, as they are both options that can get you from Irving to Porto for a low price.

  • 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 $1,033). 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
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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$534Average$1,096FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$541Average$867FlexibilityNo cancel feeOn-time71%
IberiaCheapest$559Average$800FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$631Average$738FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$654Average$1,113FlexibilityNo cancel feeOn-time69%

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