Find flights
When to book
FAQs & Tips
Deals

Find cheap flights from Texas to Portugal from $300

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Texas to Portugal departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
dt. 7/2
dt. 7/9

Search hundreds of travel sites at once for deals on flights to Portugal

In the last 7 days travelers have searched 41,909,192 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

January

High season

July

Cheapest flight

$300
Best time to beat the crowds with an average 28% drop in price.
Most popular time to fly with an average 30% increase in price.
Flight from Houston George Bush Airport to Porto

FAQs for booking flights from Texas to Portugal

  • How does KAYAK find such low prices on flights from Texas to Portugal?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Texas to Portugal.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Texas to Portugal?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portugal from Texas is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Texas to Portugal?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portugal with an airline and back to Texas with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Texas to Portugal?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portugal from Texas up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Texas to Portugal

Recent round-trip flight deals

11/11dl.
1 stopFinnair
18h 50mDFW-LIS
12/2dl.
1 stopFinnair
29h 00mLIS-DFW
$509
11/12dt.
1 stopFinnair
18h 45mDFW-LIS
11/28dj.
1 stopFinnair
20h 00mLIS-DFW
$512
11/12dt.
1 stopAir Canada
16h 40mDFW-LIS
11/26dt.
1 stopAir Canada
17h 10mLIS-DFW
$515
11/11dl.
2 stopsAir Canada
43h 50mDFW-LIS
11/29dv.
2 stopsAir Canada
24h 19mLIS-DFW
$518
11/24dg.
2 stops
18h 35mDFW-OPO
12/4dc.
2 stops
23h 19mOPO-DFW
$521
11/13dc.
2 stopsAmerican Airlines
13h 05mDFW-LIS
11/28dj.
1 stopAmerican Airlines
20h 00mLIS-DFW
$523
11/24dg.
1 stopDelta
20h 00mDFW-LIS
12/3dt.
1 stopDelta
14h 15mLIS-DFW
$529
11/24dg.
2 stops
18h 35mDFW-OPO
12/3dt.
2 stops
35h 40mOPO-DFW
$532
11/23ds.
1 stopDelta
32h 10mDFW-LIS
12/4dc.
1 stopDelta
15h 42mLIS-DFW
$535
10/1dt.
2 stopsAmerican Airlines
18h 34mDFW-OPO
10/10dj.
2 stopsAmerican Airlines
27h 15mOPO-DFW
$580

Search by stops

Search by airline

Search by price

Recent one-way flight deals

7/16dt.
3 stops
52h 05mIAH-OPO
$300
7/16dt.
3 stops
30h 43mIAH-OPO
$303
7/29dl.
1 stopBritish Airways
14h 40mDFW-LIS
$485
7/29dl.
1 stopIberia
16h 15mDFW-LIS
$486
11/5dt.
2 stopsLufthansa
23h 14mAUS-LIS
$487
7/29dl.
2 stopsUnited Airlines
15h 41mDFW-LIS
$491
11/5dt.
3 stopsUnited Airlines
23h 15mAUS-LIS
$565
6/17dl.
2 stopsBritish Airways
32h 03mDFW-LIS
$578
7/21dg.
1 stopIberia
13h 51mAUS-LIS
$639
6/19dc.
1 stopLufthansa
17h 25mDFW-LIS
$751

Search by stops

Search by airline

Search by price

Last minute flights from Texas to Portugal

Last minute flight, train and bus deals

6/5dc.
multi-stopAmerican Airlines
14h 46mDFW-LIS
6/12dc.
multi-stopAmerican Airlines
13h 40mLIS-DFW
$713
6/5dc.
multi-stopAmerican Airlines
13h 51mDFW-LIS
6/11dt.
multi-stopAmerican Airlines
13h 40mLIS-DFW
$718
6/5dc.
multi-stopBritish Airways
14h 46mDFW-LIS
6/11dt.
multi-stopBritish Airways
16h 45mLIS-DFW
$725
6/5dc.
multi-stopBritish Airways
14h 46mDFW-LIS
6/13dj.
multi-stopBritish Airways
15h 50mLIS-DFW
$733
6/6dj.
multi-stopIberia
12h 25mDFW-LIS
6/13dj.
multi-stopIberia
13h 40mLIS-DFW
$772
6/6dj.
multi-stopIberia
12h 25mDFW-LIS
6/13dj.
multi-stopIberia
20h 49mLIS-DFW
$782
6/6dj.
multi-stop
24h 25mDFW-LIS
6/18dt.
multi-stop
22h 05mLIS-DFW
$785
6/4dt.
multi-stop
14h 59mDFW-LIS
6/11dt.
multi-stop
34h 40mLIS-DFW
$883
6/4dt.
multi-stopUnited Airlines
15h 42mDFW-LIS
6/13dj.
multi-stopUnited Airlines
14h 03mLIS-DFW
$892
6/4dt.
multi-stopUnited Airlines
15h 03mIAH-LIS
6/11dt.
multi-stopUnited Airlines
17h 55mLIS-IAH
$924

Search by stops

Search by airline

Search by price