Cheap flights from George Bush Intcntl (IAH) to Portugal from $259

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 4/17. 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.
IAH — LIS
mar. 2 — mar. 91

How far in advance should I book a flight from Houston George Bush Intcntl Airport to Portugal?

To save on the cost of your flight from Houston George Bush Intcntl Airport to Portugal, book at least 26 days before your planned departure. Booking around this time can save you about 242% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,156 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $2,261.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Portugal?

February is one of the best times of the year to fly to Portugal from Houston George Bush Intcntl Airport. Prices for February average $1,105 per person but you can even find prices for as low as $670. The most expensive prices can be found in the month of June. Opting for a February flight can save you 44% on your journey compared to booking in June

When is the cheapest time to fly from Houston George Bush Intcntl Airport to Portugal (IAH - PT)?

When flying from Houston George Bush Intcntl Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Turkish Airlines flights from George Bush Intcntl to Portugal

Explore cheap flight options specifically provided by Turkish Airlines for the route between George Bush Intcntl and Portugal. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,409,476 searches. Data last updated febrero 26, 2024.
Find some of the cheapest Turkish Airlines flights traveling from Houston to Portugal. It's recommended that users confirm their flight details before booking.
lun. 3/49:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
mar. 3/124:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$767
dom. 3/2410:15 pmIAH - LIS
1 stop36h 05mTurkish Airlines
dom. 3/314:50 pmLIS - IAH
1 stop32h 20mTurkish Airlines
Deal found 2/25$806
lun. 3/1110:15 pmIAH - LIS
1 stop36h 05mTurkish Airlines
jue. 3/214:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$821
jue. 3/79:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
mar. 3/1211:35 amLIS - IAH
1 stop37h 45mTurkish Airlines
Deal found 2/25$843
jue. 3/79:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
lun. 3/114:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$851
sáb. 3/99:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
jue. 3/214:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$861
sáb. 4/209:00 pmIAH - LIS
1 stop36h 25mTurkish Airlines
sáb. 5/44:50 pmLIS - IAH
1 stop32h 25mTurkish Airlines
Deal found 2/26$880
jue. 3/79:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
vie. 3/154:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$881
dom. 3/39:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
vie. 3/154:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$1,023

Cheap American Airlines flights from George Bush Intcntl to Portugal

Explore cheap flight options specifically provided by American Airlines for the route between George Bush Intcntl and Portugal. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,409,476 searches. Data last updated febrero 26, 2024.
Have a look at some of the cheapest available American Airlines flights departing from Houston and landing in Portugal. Make sure to examine the flight information before completing your reservation.
lun. 3/49:40 pmIAH - LIS
1 stop18h 10mAmerican Airlines
mar. 3/126:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$799
mar. 3/56:14 amIAH - LIS
1 stop21h 01mAmerican Airlines
mar. 3/126:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$805
mar. 3/56:14 amIAH - LIS
1 stop21h 01mAmerican Airlines
mar. 3/1211:20 amLIS - IAH
1 stop15h 13mAmerican Airlines
Deal found 2/25$806
mar. 3/56:45 amIAH - LIS
2 stops20h 30mAmerican Airlines
mar. 3/1211:20 amLIS - IAH
2 stops26h 39mAmerican Airlines
Deal found 2/25$808
mié. 3/134:55 pmIAH - LIS
1 stop23h 55mAmerican Airlines
mié. 3/206:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$859
mié. 3/136:45 amIAH - LIS
2 stops19h 00mAmerican Airlines
mié. 3/206:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$868
mié. 3/66:14 amIAH - LIS
1 stop18h 31mAmerican Airlines
mié. 3/136:30 amLIS - IAH
2 stops23h 02mAmerican Airlines
Deal found 2/25$926
mié. 3/66:45 amIAH - LIS
2 stops18h 00mAmerican Airlines
mié. 3/1311:15 amLIS - IAH
2 stops18h 17mAmerican Airlines
Deal found 2/25$929
jue. 4/251:10 pmIAH - LIS
1 stop13h 55mAmerican Airlines
jue. 5/212:30 pmLIS - IAH
2 stops17h 18mAmerican Airlines
Deal found 2/24$1,006

Cheap George Bush Intcntl to Portugal flights in February & March 2024

Find cheap flight options from George Bush Intcntl to Portugal specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,409,476 searches. Prices were last updated on febrero 26, 2024.
These are some of the best deals we've found on flights to Portugal in 2024 at this time. Check back regularly for other flight deals.
mié. 3/1312:19 pmIAH - LIS
1 stop19h 16mMultiple Airlines
mié. 4/1712:20 pmLIS - IAH
1 stop16h 40mMultiple Airlines
Deal found 2/26$700
mié. 3/1312:19 pmIAH - LIS
1 stop19h 16mMultiple Airlines
mié. 4/1712:20 pmLIS - IAH
2 stops17h 13mMultiple Airlines
Deal found 2/26$710
mié. 3/1310:49 amIAH - LIS
2 stops20h 46mMultiple Airlines
mié. 4/1712:20 pmLIS - IAH
2 stops17h 13mMultiple Airlines
Deal found 2/26$745
lun. 3/49:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
mar. 3/124:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$767
mié. 3/135:20 amIAH - LIS
3 stops25h 30mMultiple Airlines
mié. 4/1712:20 pmLIS - IAH
2 stops17h 13mMultiple Airlines
Deal found 2/26$792
lun. 3/49:40 pmIAH - LIS
1 stop18h 10mAmerican Airlines
mar. 3/126:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$799
dom. 3/39:40 pmIAH - LIS
1 stop14h 05mMultiple Airlines
mié. 3/138:20 amLIS - IAH
2 stops21h 12mMultiple Airlines
Deal found 2/25$800
dom. 3/246:10 amIAH - LIS
1 stop24h 30mMultiple Airlines
dom. 3/318:40 pmLIS - IAH
2 stops47h 58mMultiple Airlines
Deal found 2/25$803
mar. 3/56:14 amIAH - LIS
1 stop21h 01mAmerican Airlines
mar. 3/126:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$805

George Bush Intcntl to Portugal 2024 flight deals

Discover exclusive flight deals for travel between George Bush Intcntl and Portugal in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,409,476 searches. Data last updated febrero 26, 2024.
These are some of the best deals we've found on flights to Portugal in 2024 at this time. Check back regularly for other flight deals.
lun. 12/23:55 pmIAH - LIS
1 stop23h 55mAmerican Airlines
mié. 12/116:35 amLIS - IAH
2 stops19h 33mAmerican Airlines
Deal found 2/25$699
lun. 12/23:55 pmIAH - LIS
1 stop14h 15mBritish Airways
mar. 12/1011:20 amLIS - IAH
1 stop18h 10mBritish Airways
Deal found 2/25$700
lun. 12/22:06 pmIAH - LIS
2 stops16h 04mAmerican Airlines
mié. 12/118:25 amLIS - IAH
2 stops17h 43mAmerican Airlines
Deal found 2/25$702
mié. 10/304:55 pmIAH - LIS
1 stop14h 05mBritish Airways
mar. 11/57:25 pmLIS - IAH
1 stop24h 45mBritish Airways
Deal found 2/25$707
lun. 11/49:40 pmIAH - OPO
2 stops16h 15mIberia
mié. 11/138:20 amOPO - IAH
2 stops17h 03mIberia
Deal found 2/24$707
dom. 12/19:40 pmIAH - LIS
1 stop14h 05mMultiple Airlines
lun. 12/96:35 pmLIS - IAH
1 stop25h 35mMultiple Airlines
Deal found 2/25$709
mié. 3/1312:19 pmIAH - LIS
1 stop19h 16mMultiple Airlines
mié. 4/1712:20 pmLIS - IAH
2 stops17h 13mMultiple Airlines
Deal found 2/26$710
dom. 12/19:40 pmIAH - LIS
1 stop14h 05mMultiple Airlines
mié. 12/114:15 pmLIS - IAH
2 stops31h 31mMultiple Airlines
Deal found 2/25$711
mié. 10/301:31 pmIAH - LIS
2 stops17h 29mBritish Airways
mar. 11/53:45 pmLIS - IAH
1 stop28h 25mBritish Airways
Deal found 2/24$713

George Bush Intcntl to Portugal flights leaving soon

Find last-minute flight options from George Bush Intcntl to Portugal for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,409,476 searches. Data last updated febrero 26, 2024.
Users seeking a last-minute flight from Houston to Portugal should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
lun. 3/49:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
mar. 3/124:20 pmLIS - IAH
1 stop33h 00mTurkish Airlines
Deal found 2/25$767
lun. 3/49:40 pmIAH - LIS
1 stop18h 10mAmerican Airlines
mar. 3/126:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$799
dom. 3/39:40 pmIAH - LIS
1 stop14h 05mMultiple Airlines
mié. 3/138:20 amLIS - IAH
2 stops21h 12mMultiple Airlines
Deal found 2/25$800
mar. 3/56:14 amIAH - LIS
1 stop21h 01mAmerican Airlines
mar. 3/126:30 amLIS - IAH
2 stops22h 42mAmerican Airlines
Deal found 2/25$805
mar. 3/56:14 amIAH - LIS
1 stop21h 01mAmerican Airlines
mar. 3/1211:20 amLIS - IAH
1 stop15h 13mAmerican Airlines
Deal found 2/25$806
mar. 3/56:45 amIAH - LIS
2 stops20h 30mAmerican Airlines
mar. 3/1211:20 amLIS - IAH
2 stops26h 39mAmerican Airlines
Deal found 2/25$808
dom. 3/39:40 pmIAH - LIS
1 stop14h 05mBritish Airways
lun. 3/116:35 pmLIS - IAH
1 stop25h 35mBritish Airways
Deal found 2/25$809
jue. 3/79:15 pmIAH - LIS
1 stop31h 20mTurkish Airlines
mar. 3/1211:35 amLIS - IAH
1 stop37h 45mTurkish Airlines
Deal found 2/25$843
dom. 3/34:05 pmIAH - LIS
1 stop17h 05mDelta
mié. 3/135:00 amLIS - IAH
1 stop14h 40mDelta
Deal found 2/25$849

One-way flights to Portugal from George Bush Intcntl

Search for one-way flight options from George Bush Intcntl to Portugal. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,409,476 searches. Data last updated febrero 26, 2024.
Some of the best available deals we've found on one-way flights from Houston to Portugal. Those seeking round-trip flights from Houston to Portugal should utilize the search form at the the top of the page.
mié. 4/176:15 amIAH - LIS
2 stops33h 00mMultiple Airlines
Deal found 2/25$259
mar. 4/167:30 pmIAH - LIS
2 stops43h 45mMultiple Airlines
Deal found 2/25$264
dom. 4/145:11 pmIAH - LIS
2 stops46h 04mMultiple Airlines
Deal found 2/25$265
mié. 3/203:14 pmIAH - LIS
2 stops23h 01mMultiple Airlines
Deal found 2/25$266
jue. 4/186:55 amIAH - LIS
2 stops32h 20mMultiple Airlines
Deal found 2/25$267
mar. 4/168:31 amIAH - LIS
3 stops30h 24mMultiple Airlines
Deal found 2/25$270
mar. 4/164:31 pmIAH - LIS
2 stops48h 19mMultiple Airlines
Deal found 2/25$277
vie. 4/196:15 amIAH - LIS
2 stops32h 50mMultiple Airlines
Deal found 2/25$279
mar. 4/168:31 amIAH - LIS
3 stops28h 09mMultiple Airlines
Deal found 2/25$281

Find flights from George Bush Intcntl to Portugal within your budget

Customize your flight search to find flights from George Bush Intcntl to Portugal 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 3,409,476 searches. Data last updated febrero 26, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$700 - $901

Route

Depart

Return

Price

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

mié. 3/13

1 stop19h 16m

Lisbon Humberto Delgado

mié. 4/17

1 stop16h 40m

$700

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

dom. 3/24

1 stop36h 05m

Lisbon Humberto Delgado

dom. 3/31

1 stop32h 20m

$806

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

mié. 3/13

1 stop23h 55m

Lisbon Humberto Delgado

mié. 3/20

2 stops22h 42m

$859

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

lun. 4/15

2 stops20h 25m

Porto

mié. 4/24

2 stops26h 12m

$863

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

dom. 3/10

1 stop18h 05m

Lisbon Humberto Delgado

jue. 3/21

1 stop15h 10m

$869

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

mar. 4/2

2 stops22h 00m

Porto

mié. 4/10

2 stops32h 58m

$869

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

lun. 3/11

2 stops15h 34m

Lisbon Humberto Delgado

mar. 3/19

2 stops17h 44m

$871

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

lun. 3/25

1 stop13h 15m

Lisbon Humberto Delgado

lun. 4/1

1 stop24h 45m

$882

Houston George Bush IntcntlLisbon Humberto Delgado

IAH - LIS

IAHLIS

Houston George Bush Intcntl

mar. 3/12

2 stops13h 57m

Lisbon Humberto Delgado

lun. 3/18

1 stop32h 05m

$901

Flights are sorted by cheapest first

Deals found on 2/26

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated febrero 26, 2024.
Read through reviews of airlines operating flights from Houston to Portugal, such as Turkish Airlines, American Airlines and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,853 reviews

Boarding

8.2

Overall

8.1

Entertainment

8.1

Food

7.5

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,853 reviews
8.1
Very good
11,853 reviews

Boarding

8.2

Overall

8.1

Entertainment

8.1

Food

7.5

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,764 reviews
8.1
Very good
11,853 reviews

Boarding

8.2

Overall

8.1

Entertainment

8.1

Food

7.5

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
2,258 reviews
8.1
Very good
11,853 reviews

Boarding

8.2

Overall

8.1

Entertainment

8.1

Food

7.5

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
1,162 reviews
8.1
Very good
11,853 reviews

Boarding

8.2

Overall

8.1

Entertainment

8.1

Food

7.5

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.6
Good
1,969 reviews
8.1
Very good
11,853 reviews

Boarding

8.2

Overall

8.1

Entertainment

8.1

Food

7.5

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find flights from Houston George Bush Intcntl Airport to Portugal for under $700 on Cheapflights?

Yes, there are multiple flights from Houston George Bush Intcntl Airport to Portugal for under $700. The cheapest flight booked recently is on Multiple Airlines for just $700, but on average you can expect to pay $822.

Are there last-minute flights available from Houston George Bush Intcntl Airport to Portugal for under $800?

There are currently 20+ open flights from Houston George Bush Intcntl Airport to Portugal within the next 7 days for less than $800.

What are the most popular routes from Houston George Bush Intcntl Airport to Portugal?

What are the most popular airlines that fly from Houston George Bush Intcntl Airport to Portugal?

What does IAH to LIS mean?

This is defined as Houston George Bush Intcntl Airport (IAH) and Lisbon Humberto Delgado Airport (LIS). Codes like Lisbon Humberto Delgado Airport are often used to just call airports uniquely. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Porto Airport (OPO), Funchal Madeira Airport (FNC), Faro Airport (FAO), Ponta Delgada Nordela Airport (PDL), Lajes Airport (TER).

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 George Bush Intcntl to Portugal
See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from George Bush Intcntl to Portugal

Discover the top 10 airlines that operate flights from George Bush Intcntl to Portugal. 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 3,409,476 searches. Data last updated febrero 26, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$500Average$1,124FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest$531Average$1,125FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SWISSCheapest$542Average$806FlexibilityNo cancel feeOn-time79%
Search SWISS flights
IberiaCheapest$544Average$848FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapest$549Average$829FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$612Average$1,394FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest$654Average$1,129FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$676Average$1,418FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest$715Average$982FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest$765Average$1,045FlexibilityNo cancel feeOn-time77%
Search Air France flights

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Find flights from George Bush Intcntl to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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