What is the cheapest airline that flies from Porto to Texas?

British Airways, Iberia, and TAP AIR PORTUGAL are the most popular carriers operating from Porto to Texas

When did momondo last update prices for flights from Porto Airport to Texas?

Prices for flights from Porto Airport to Texas are refreshed on a daily basis.

How many operators does momondo search for flights from Porto Airport to Texas?

There is 1 operator available for flights from Porto Airport to Texas as of November 2025.

How old do you have to be to fly from Porto Airport to Texas?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Texas.

What documentation or ID do you need to fly to Texas?

The travel and health documents you'll need for your trip to Texas may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Texas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$526 Cheap Flights from Porto to Texas in 2025/26

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Find the cheapest flights from Porto to Texas

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:35 am - 12:08 pmOPO-AUS

35h 33m3 stops

10:35 am - 8:40 pmAUS-OPO

28h 05m3 stops

$815Multiple Airlines

Find Deal

Thu, Dec 11 - Sat, Jan 10

6:00 am - 10:29 pmOPO-AUS

22h 29m2 stops

2:00 pm - 9:45 amAUS-OPO

13h 45m1 stop

$816United Airlines

Find Deal

Thu, Apr 23 - Thu, Apr 30

6:35 am - 12:08 pmOPO-AUS

35h 33m3 stops

10:35 am - 11:50 amAUS-OPO

19h 15m2 stops

$817Multiple Airlines

Find Deal

Thu, Dec 11 - Sat, Jan 10

6:00 am - 10:59 pmOPO-DFW

22h 59m2 stops

4:15 pm - 2:55 pmDFW-OPO

16h 40m1 stop

$821Lufthansa

Find Deal

Thu, Feb 19 - Mon, Feb 23

6:00 am - 4:47 pmOPO-AUS

40h 47m2 stops

11:20 am - 11:40 amAUS-OPO

18h 20m2 stops

$821United Airlines

Find Deal

Thu, Dec 11 - Sat, Jan 10

6:00 am - 10:59 pmOPO-DFW

22h 59m2 stops

4:15 pm - 10:25 pmDFW-OPO

24h 10m1 stop

$822Lufthansa

Find Deal

Thu, Feb 19 - Mon, Feb 23

6:35 am - 7:55 pmOPO-DFW

19h 20m2 stops

4:05 pm - 10:30 amDFW-OPO

12h 25m1 stop

$823KLM

Find Deal

Thu, Nov 27 - Mon, Dec 1

11:15 am - 12:16 amOPO-DFW

19h 01m2 stops

8:45 am - 10:30 amDFW-OPO

19h 45m2 stops

$824Delta

Find Deal

Thu, Nov 13 - Mon, Nov 17

11:15 am - 12:28 amOPO-AUS

19h 13m2 stops

6:10 pm - 10:25 pmAUS-OPO

22h 15m1 stop

$829Delta

Find Deal

Thu, Dec 11 - Sat, Jan 10

12:05 pm - 10:59 pmOPO-DFW

40h 54m2 stops

1:10 pm - 5:30 pmDFW-OPO

22h 20m2 stops

$836SWISS

Find Deal

Thu, Feb 19 - Mon, Feb 23

Lufthansa flights from Porto to Texas

Our best Lufthansa deals on Porto to Texas flight tickets

Lufthansa

Feb 19

OPO6:00 amPorto

22h 59m

2 stops

DFW10:59 pmDallas/Fort Worth

Feb 23

DFW4:15 pmDallas/Fort Worth

16h 40m

1 stop

OPO2:55 pmPorto

$821

Find similar

Lufthansa

Feb 19

OPO6:00 amPorto

22h 59m

2 stops

DFW10:59 pmDallas/Fort Worth

Feb 23

DFW4:15 pmDallas/Fort Worth

24h 10m

1 stop

OPO10:25 pmPorto

$822

Find similar

Lufthansa

Feb 13

OPO6:00 amPorto

20h 44m

2 stops

AUS8:44 pmAustin Bergstrom

Feb 17

AUS4:10 pmAustin Bergstrom

16h 35m

1 stop

OPO2:45 pmPorto

$823

Find similar

KLM flights from Porto to Texas

Our best KLM deals on Porto to Texas flight tickets

KLM

Nov 27

OPO6:35 amPorto

19h 20m

2 stops

DFW7:55 pmDallas/Fort Worth

Dec 1

DFW4:05 pmDallas/Fort Worth

12h 25m

1 stop

OPO10:30 amPorto

$823

Find similar

KLM

Nov 13

OPO6:35 amPorto

21h 29m

2 stops

DFW10:04 pmDallas/Fort Worth

Nov 17

DFW4:05 pmDallas/Fort Worth

12h 25m

1 stop

OPO10:30 amPorto

$824

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 12/11

6:35 am-12:08 pm

3 stops35h 33m

Austin Bergstrom

Sat 1/10

10:35 am-8:40 pm

3 stops28h 05m

$815

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 4/23

6:00 am-10:29 pm

2 stops22h 29m

Austin Bergstrom

Thu 4/30

2:00 pm-9:45 am

1 stop13h 45m

$816

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 12/11

6:35 am-12:08 pm

3 stops35h 33m

Austin Bergstrom

Sat 1/10

10:35 am-11:50 am

2 stops19h 15m

$817

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

6:00 am-10:59 pm

2 stops22h 59m

Dallas/Fort Worth

Mon 2/23

4:15 pm-2:55 pm

1 stop16h 40m

$821

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 12/11

6:00 am-4:47 pm

2 stops40h 47m

Austin Bergstrom

Sat 1/10

11:20 am-11:40 am

2 stops18h 20m

$821

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

6:00 am-10:59 pm

2 stops22h 59m

Dallas/Fort Worth

Mon 2/23

4:15 pm-10:25 pm

1 stop24h 10m

$822

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/27

6:35 am-7:55 pm

2 stops19h 20m

Dallas/Fort Worth

Mon 12/1

4:05 pm-10:30 am

1 stop12h 25m

$823

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/13

11:15 am-12:16 am

2 stops19h 01m

Dallas/Fort Worth

Mon 11/17

8:45 am-10:30 am

2 stops19h 45m

$824

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 12/11

11:15 am-12:28 am

2 stops19h 13m

Austin Bergstrom

Sat 1/10

6:10 pm-10:25 pm

1 stop22h 15m

$829

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

12:05 pm-10:59 pm

2 stops40h 54m

Dallas/Fort Worth

Mon 2/23

1:10 pm-5:30 pm

2 stops22h 20m

$836

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Texas?

According to our data, Sunday is the cheapest day to fly to Texas from Porto. The lowest ticket price found for a Sunday departure recently was $845. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Texas on Saturday is $962.

Can stopping save me money on Porto to Texas flights?

You could potentially save up to 46% on your flight if you consider stops on a Porto to Texas flight.

Cheap Porto to Texas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Texas

Direct flights	None

There are no direct flights from Porto to Texas. There are no popular flight routes from Porto to Texas.

Search flight deals

When did momondo last update prices for flights from Porto Airport to Texas?
Prices for flights from Porto Airport to Texas are refreshed on a daily basis.
How many operators does momondo search for flights from Porto Airport to Texas?
There is 1 operator available for flights from Porto Airport to Texas as of November 2025.
How old do you have to be to fly from Porto Airport to Texas?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Texas.
What documentation or ID do you need to fly to Texas?
The travel and health documents you'll need for your trip to Texas may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Texas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Porto to Texas

Compare and see reviews for airlines that fly from Porto to Texas with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $809	Free Cancellation	Rating 7.7 1,405 reviews		Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Texas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Texas from Porto.

Can I find flights from Porto to Texas with flexible booking policies on momondo?

Yes. All flights to Texas from Porto on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Porto to Texas?

momondo helps you find the best flight between Porto and Texas by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Porto to Texas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Porto to Texas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.