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

American Airlines is the most popular carrier 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 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.

$480 Cheap Flights from Porto to Texas in 2026

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Find the cheapest flights from Porto to Texas

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 am - 9:45 pm

OPO

DFW

15h 55m

1 stop

9:00 pm - 7:00 am

DFW

OPO

28h 00m

2 stops

$962Air Canada

Thu, Jun 4 - Tue, Jun 9

5:00 am - 4:10 pm

OPO

AUS

17h 10m

1 stop

3:45 pm - 3:30 pm

AUS

OPO

17h 45m

2 stops

$970Delta

Thu, Jun 4 - Tue, Jun 9

5:55 am - 1:35 pm

OPO

DFW

13h 40m

1 stop

3:45 pm - 3:25 pm

DFW

OPO

17h 40m

1 stop

$970KLM

Thu, Jun 4 - Tue, Jun 9

6:00 am - 9:45 pm

OPO

DFW

21h 45m

2 stops

9:00 pm - 7:00 am

DFW

OPO

28h 00m

2 stops

$973Air Canada

Thu, Jun 4 - Tue, Jun 9

5:00 am - 8:33 pm

OPO

AUS

21h 33m

2 stops

3:45 pm - 3:30 pm

AUS

OPO

17h 45m

2 stops

$976Delta

Thu, Jun 4 - Tue, Jun 9

12:10 pm - 2:00 pm

OPO

AUS

31h 50m

1 stop

7:05 am - 9:45 am

AUS

OPO

20h 40m

1 stop

$980United Airlines

Thu, Jun 4 - Tue, Jun 9

9:00 am - 11:32 am

OPO

DFW

32h 32m

2 stops

9:00 pm - 7:00 am

DFW

OPO

28h 00m

3 stops

$1,172Multiple Airlines

Thu, Jun 4 - Tue, Jun 9

12:25 pm - 11:52 pm

OPO

AUS

17h 27m

2 stops

6:20 pm - 4:00 pm

AUS

OPO

15h 40m

2 stops

$1,192Iberia

Mon, Jul 20 - Sat, Aug 1

8:25 am - 10:45 am

OPO

AUS

32h 20m

2 stops

11:40 am - 11:20 am

AUS

OPO

17h 40m

2 stops

$1,220Multiple Airlines

Tue, Jul 21 - Wed, Jul 29

8:20 am - 10:00 pm

OPO

AUS

19h 40m

2 stops

5:40 pm - 4:00 pm

AUS

OPO

16h 20m

2 stops

$1,241Iberia

Tue, Jul 21 - Fri, Jul 31

KLM flights from Porto to Texas

Our best KLM deals on Porto to Texas flight tickets

KLM

Jun 4

OPO5:55 amPorto

13h 40m

1 stop

DFW1:35 pmDallas/Fort Worth

Jun 9

DFW3:45 pmDallas/Fort Worth

17h 40m

1 stop

OPO3:25 pmPorto

$970

KLM

May 21

OPO5:55 amPorto

13h 40m

1 stop

DFW1:35 pmDallas/Fort Worth

May 27

DFW3:45 pmDallas/Fort Worth

17h 40m

1 stop

OPO3:25 pmPorto

$972

KLM

May 21

OPO5:55 amPorto

13h 40m

1 stop

DFW1:35 pmDallas/Fort Worth

May 27

DFW8:10 amDallas/Fort Worth

20h 20m

1 stop

OPO10:30 amPorto

$974

Air Canada flights from Porto to Texas

Our best Air Canada deals on Porto to Texas flight tickets

Air Canada

Jun 4

OPO11:50 amPorto

15h 55m

1 stop

DFW9:45 pmDallas/Fort Worth

Jun 9

DFW9:00 pmDallas/Fort Worth

28h 00m

2 stops

OPO7:00 amPorto

$962

Air Canada

Jun 4

OPO6:00 amPorto

21h 45m

2 stops

DFW9:45 pmDallas/Fort Worth

Jun 9

DFW9:00 pmDallas/Fort Worth

28h 00m

2 stops

OPO7:00 amPorto

$973

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 6/4

11:50 am-9:45 pm

1 stop15h 55m

Dallas/Fort Worth

Tue 6/9

9:00 pm-7:00 am

2 stops28h 00m

$962

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 6/4

5:00 am-4:10 pm

1 stop17h 10m

Austin Bergstrom

Tue 6/9

3:45 pm-3:30 pm

2 stops17h 45m

$970

Quickest round-trip

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 6/4

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Tue 6/9

3:45 pm-3:25 pm

1 stop17h 40m

$970

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 6/4

6:00 am-9:45 pm

2 stops21h 45m

Dallas/Fort Worth

Tue 6/9

9:00 pm-7:00 am

2 stops28h 00m

$973

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 6/4

5:00 am-8:33 pm

2 stops21h 33m

Austin Bergstrom

Tue 6/9

3:45 pm-3:30 pm

2 stops17h 45m

$976

PortoAustin

OPO - AUS

OPOAUS

Porto

Thu 6/4

12:10 pm-2:00 pm

1 stop31h 50m

Austin Bergstrom

Tue 6/9

7:05 am-9:45 am

1 stop20h 40m

$980

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 6/4

9:00 am-11:32 am

2 stops32h 32m

Dallas/Fort Worth

Tue 6/9

9:00 pm-7:00 am

3 stops28h 00m

$1,172

PortoAustin

OPO - AUS

OPOAUS

Porto

Mon 7/20

12:25 pm-11:52 pm

2 stops17h 27m

Austin Bergstrom

Sat 8/1

6:20 pm-4:00 pm

2 stops15h 40m

$1,192

PortoAustin

OPO - AUS

OPOAUS

Porto

Tue 7/21

8:25 am-10:45 am

2 stops32h 20m

Austin Bergstrom

Wed 7/29

11:40 am-11:20 am

2 stops17h 40m

$1,220

PortoAustin

OPO - AUS

OPOAUS

Porto

Tue 7/21

8:20 am-10:00 pm

2 stops19h 40m

Austin Bergstrom

Fri 7/31

5:40 pm-4:00 pm

2 stops16h 20m

$1,241

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 month to fly to Texas?

The cheapest month to fly to Texas from Porto is in September. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you don’t want to visit Texas in September, then you should wait until January to fly from Porto, when ticket prices are also cheap, with an average price of $741.

Can stopping save me money on Porto to Texas flights?

You could potentially save up to 31% 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

Fastest flight time	17h 10m
Direct flights	None

The fastest flight from Porto to Texas takes 17h 10m

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

Search flight deals

Frequently asked questions about flying 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 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.

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.