HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Texas

$352+ Cheap flights from Porto (OPO) to Texas

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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — DFW
abr. 27 — may. 41
dom. 4/27
dom. 5/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Porto to Texas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Porto to Texas

Keep the following information in mind while searching for Porto to Texas flight deals. Data was last updated abril 22, 2025.

Round-trip from

$675
(Trip.com)

One-way from

$352
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$694
From Porto to Texas
Search Deals
One-way flight from Porto to Texas
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($258 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Porto to Texas

Cheapest flights from Porto to Texas
Explore the most affordable flight options available from Porto to Texas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

This Trip.com deal was found by Cheapflights users on 4/22. 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.
mar. 5/2011:35 amOPO - DFW
2 stops27h 05mMultiple Airlines
mar. 5/2710:34 amDFW - OPO
2 stops22h 41mMultiple Airlines
Deal found 4/22$675
This British Airways deal was found by Cheapflights users on 4/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/912:20 pmOPO - AUS
2 stops16h 22mBritish Airways
mar. 9/306:28 pmAUS - OPO
2 stops15h 27mBritish Airways
Deal found 4/21$756
This AirNGo deal was found by Cheapflights users on 4/21. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/28:15 amOPO - DFW
1 stop17h 55mBritish Airways
sáb. 5/103:10 pmDFW - OPO
1 stop23h 25mBritish Airways
Deal found 4/21$766
This Delta deal was found by Cheapflights users on 4/21. 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.
vie. 5/26:40 amOPO - DFW
2 stops22h 31mDelta
sáb. 5/103:01 pmDFW - OPO
2 stops18h 34mDelta
Deal found 4/21$774
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/16:30 amOPO - AUS
1 stop15h 30mKLM
lun. 5/56:00 pmAUS - OPO
1 stop22h 15mKLM
Deal found 4/21$802
This United Airlines deal was found by Cheapflights users on 4/21. 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.
mar. 9/912:50 pmOPO - AUS
1 stop13h 05mUnited Airlines
mar. 9/309:46 amAUS - OPO
2 stops17h 59mUnited Airlines
Deal found 4/21$815
This United Airlines deal was found by Cheapflights users on 4/21. 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.
mié. 6/116:00 amOPO - DFW
2 stops18h 04mUnited Airlines
lun. 6/2310:22 amDFW - OPO
1 stop14h 33mUnited Airlines
Deal found 4/21$823
This Delta deal was found by Cheapflights users on 4/22. 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.
jue. 5/16:30 amOPO - AUS
1 stop15h 30mDelta
lun. 5/56:00 pmAUS - OPO
1 stop15h 35mDelta
Deal found 4/22$869
This Lufthansa deal was found by Cheapflights users on 4/21. 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.
mar. 9/96:00 amOPO - AUS
3 stops21h 20mMultiple Airlines
mar. 9/3012:11 pmAUS - OPO
2 stops21h 54mMultiple Airlines
Deal found 4/21$879
This lol.travel deal was found by Cheapflights users on 4/22. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/266:15 amOPO - DFW
2 stops22h 07mAir Canada
mié. 1/77:15 amDFW - OPO
2 stops22h 25mAir Canada
Deal found 4/22$933
This Booking.com deal was found by Cheapflights users on 4/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/2611:45 amOPO - DFW
1 stop32h 05mKLM
mié. 1/74:00 pmDFW - OPO
1 stop12h 50mKLM
Deal found 4/22$936
This Lufthansa deal was found by Cheapflights users on 4/22. 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.
vie. 12/266:15 amOPO - DFW
2 stops22h 09mLufthansa
mié. 1/74:20 pmDFW - OPO
1 stop24h 05mLufthansa
Deal found 4/22$978

Cheapflights Fare Finder

Customize your flight search to find flights from Porto to Texas 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 abril 22, 2025.
Use the filters below to find and compare flights from Porto to Texas that are best for you.

Fly from

Porto

Fly to

Texas

Route

Depart

Return

Price

PortoDallas

OPO - DFW

OPODFW

Porto

mar. 5/20

11:35 am-8:40 am

2 stops27h 05m

Dallas/Fort Worth

mar. 5/27

10:34 am-3:15 pm

2 stops22h 41m

$675

PortoAustin

OPO - AUS

OPOAUS

Porto

mar. 9/9

12:20 pm-10:42 pm

2 stops16h 22m

Austin Bergstrom

mar. 9/30

6:28 pm-3:55 pm

2 stops15h 27m

$756

PortoDallas

OPO - DFW

OPODFW

Porto

vie. 5/2

8:15 am-8:10 pm

1 stop17h 55m

Dallas/Fort Worth

sáb. 5/10

3:10 pm-8:35 pm

1 stop23h 25m

$766

PortoDallas

OPO - DFW

OPODFW

Porto

vie. 5/2

6:40 am-11:11 pm

2 stops22h 31m

Dallas/Fort Worth

sáb. 5/10

3:01 pm-3:35 pm

2 stops18h 34m

$774

PortoAustin

OPO - AUS

OPOAUS

Porto

mar. 9/9

12:50 pm-7:55 pm

1 stop13h 05m

Austin Bergstrom

mar. 9/30

9:46 am-9:45 am

2 stops17h 59m

$815

PortoDallas

OPO - DFW

OPODFW

Porto

mié. 6/11

6:00 am-6:04 pm

2 stops18h 04m

Dallas/Fort Worth

lun. 6/23

10:22 am-6:55 am

1 stop14h 33m

$823

PortoAustin

OPO - AUS

OPOAUS

Porto

mar. 9/9

6:00 am-9:20 pm

3 stops21h 20m

Austin Bergstrom

mar. 9/30

12:11 pm-4:05 pm

2 stops21h 54m

$879

PortoAustin

OPO - AUS

OPOAUS

Porto

mié. 7/30

6:15 am-10:03 pm

2 stops21h 48m

Austin Bergstrom

lun. 8/25

2:05 pm-3:30 pm

2 stops19h 25m

$1,003

PortoAustin

OPO - AUS

OPOAUS

Porto

mié. 7/30

8:10 pm-4:00 pm

1 stop25h 50m

Austin Bergstrom

lun. 8/25

6:00 pm-5:55 pm

1 stop17h 55m

$1,086

PortoDallas

OPO - DFW

OPODFW

Porto

mié. 5/28

12:55 pm-8:40 am

2 stops25h 45m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 16 results
1
2

Best time to book a flight from Porto to Texas

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

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

Currently, August is the cheapest month in which you can book a flight from Porto to Texas (average of $216). Flying from Porto to Texas 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.

Rainfall in Texas by month

Plan your trip to Texas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Texas ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Texas when rainfall is around 3.2 in.

Temperature in Texas by month

Plan your trip to Texas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Texas

Get insights into the airlines that provide service to Texas. 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 Texas. Reviews last updated abril 22, 2025.
To help decide which airline to fly from Porto to Texas, see what other customers have to say about Delta, KLM and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,331 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Turkish Airlines
7.3
Good
3,773 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Porto to Texas. 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 Porto to Texas?

    Most people fly from Porto (OPO) if they book a flight from Porto to Texas. Porto is conveniently located just 6.8 mi from Porto’s city center.

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

    $671 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Lufthansa and American Airlines, with prices starting from $778 and $779, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Porto to Texas (average of $216). Flying from Porto to Texas 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Porto to Texas

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Newark flights
Lisbon to John F Kennedy Intl flights
Porto to Newark flights
Lisbon to Miami flights
Lisbon to LaGuardia flights
Porto to John F Kennedy Intl flights
Porto to LaGuardia flights
Lisbon to Boston flights
Lisbon to Los Angeles flights
Lisbon to San Francisco flights
Faro to Newark flights
Porto to Miami flights
Lisbon to O'Hare Intl flights
Lisbon to Dulles Intl flights
Lisbon to Seattle flights
Ponta Delgada to John F Kennedy Intl flights
Porto to Boston flights
Faro to John F Kennedy Intl flights
Faro to LaGuardia flights
Lisbon to Fort Lauderdale flights
Porto to Fort Lauderdale flights
Lisbon to Philadelphia flights
Porto to West Palm Beach flights
Lisbon to Stewart flights
Lisbon to West Palm Beach flights
Lisbon to Baltimore flights
Lisbon to Reagan-National flights
Lisbon to Orlando flights
Lisbon to Las Vegas flights
Porto to Los Angeles flights
Porto to San Francisco flights
Lisbon to Atlanta flights
Porto to Dulles Intl flights
Ponta Delgada to Boston flights
Porto to Orlando flights
Ponta Delgada to LaGuardia flights
Porto to Reagan-National flights
Ponta Delgada to Newark flights
Lisbon to Dallas/Fort Worth flights
Porto to O'Hare Intl flights
Lisbon to Honolulu flights
Porto to Baltimore flights
Lajes to John F Kennedy Intl flights
Lisbon to Tampa flights
Porto to Minneapolis flights
Lajes to Newark flights
Porto to Las Vegas flights
Lisbon to Austin flights

Top 2 airlines flying from Porto to Texas

Discover the top 2 airlines that operate flights from Porto to Texas. 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 abril 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$788Average$1,021FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$811Average$895FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.