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Flights from Houston to Lisbon

Find cheap airlines flights from Houston to Lisbon

Choose from 1 carriers that fly from Houston to Lisbon, including Turkish Airlines, Enjoy the cheapest tickets on this route with Delta Air Lines.
Turkish Airlines logo Turkish Airlines

Find flight deals from Houston to Lisbon for the next 3 months. Book one way flights from $298 or round trip flights from $703.

      • IAH 4:05 PM
        19h 25m
        1 stop
        LIS 5:30 PM
        Houston - Lisbon | Thu, Dec 25 | Delta Air Lines
        LIS 10:00 AM
        31h 49m
        1 stop
        IAH 11:49 AM
        Lisbon - Houston | Wed, Dec 31 | Delta Air Lines
        $703 $1,555
        55% OFF
        55% OFF
        $1,555 $703
      • IAH 4:05 PM
        17h 5m
        1 stop
        LIS 3:10 PM
        Houston - Lisbon | Thu, Dec 25 | Air France
        LIS 10:00 AM
        31h 49m
        1 stop
        IAH 11:49 AM
        Lisbon - Houston | Wed, Dec 31 | Virgin Atlantic
        $848 $1,555
        45% OFF
        45% OFF
        $1,555 $848
      • IAH 4:05 PM
        17h 5m
        1 stop
        LIS 3:10 PM
        Houston - Lisbon | Sun, Nov 23 | Delta Air Lines
        LIS 11:25 AM
        32h 5m
        1 stop
        IAH 1:30 PM
        Lisbon - Houston | Sun, Nov 30 | Delta Air Lines
        $871 $1,555
        44% OFF
        44% OFF
        $1,555 $871
      • IAH 4:30 PM
        16h 35m
        1 stop
        LIS 3:05 PM
        Houston - Lisbon | Thu, Dec 25 | United Airlines
        LIS 11:00 AM
        16h 44m
        1 stop
        IAH 9:44 PM
        Lisbon - Houston | Wed, Dec 31 | Air Canada
        $1,013
        35% OFF
        $1,555 $1,013
      • IAH 7:29 PM
        31h 31m
        1 stop
        LIS 9:00 AM
        Houston - Lisbon | Sun, Nov 23 | Virgin Atlantic
        LIS 11:25 AM
        32h 5m
        1 stop
        IAH 1:30 PM
        Lisbon - Houston | Sun, Nov 30 | Delta Air Lines
        $1,094
        30% OFF
        $1,555 $1,094
      • IAH 4:30 PM
        16h 35m
        1 stop
        LIS 3:05 PM
        Houston - Lisbon | Thu, Dec 25 | Lufthansa
        LIS 11:00 AM
        16h 44m
        1 stop
        IAH 9:44 PM
        Lisbon - Houston | Wed, Dec 31 | United Airlines
        $1,155
        26% OFF
        $1,555 $1,155
      • IAH 6:30 AM
        20h 35m
        1 stop
        LIS 9:05 AM
        Houston - Lisbon | Sun, Nov 23 | American Airlines
        LIS 12:55 PM
        31h 10m
        1 stop
        IAH 2:05 PM
        Lisbon - Houston | Sun, Nov 30 | British Airways
        $1,170
        25% OFF
        $1,555 $1,170
      • IAH 4:05 PM
        17h 5m
        1 stop
        LIS 3:10 PM
        Houston - Lisbon | Sun, Nov 23 | Air France
        LIS 11:25 AM
        32h 5m
        1 stop
        IAH 1:30 PM
        Lisbon - Houston | Sun, Nov 30 | KLM
        $1,205
        23% OFF
        $1,555 $1,205
      • IAH 7:30 AM
        19h 25m
        1 stop
        LIS 8:55 AM
        Houston - Lisbon | Thu, Dec 25 | Virgin Atlantic
        LIS 10:00 AM
        31h 49m
        1 stop
        IAH 11:49 AM
        Lisbon - Houston | Wed, Dec 31 | Virgin Atlantic
        $1,233
        21% OFF
        $1,555 $1,233
      • IAH 3:50 PM
        24h 5m
        1 stop
        LIS 9:55 PM
        Houston - Lisbon | Thu, Dec 25 | British Airways
        LIS 11:05 AM
        16h 52m
        1 stop
        IAH 9:57 PM
        Lisbon - Houston | Wed, Dec 31 | British Airways
        $1,244
        20% OFF
        $1,555 $1,244
      • HOU 1:00 PM
        17h 25m
        1 stop
        LIS Invalid Date
        Houston - Lisbon | Sat, Nov 15 | Normal Airline
        LIS 3:00 PM
        6h
        Nonstop
        HOU 4:00 PM
        Lisbon - Houston | Mon, Nov 17 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Houston to Lisbon

The distance between Houston and Lisbon is about 7,694.64 km. The most popular month to Lisbon is July. The off-season for travel is October.

Cheapest one-way flight price$298
Cheapest round-trip ticket price$703
Off-season for travelOctober
Peak season for travelJuly
Flight distance7,694.64 km
Popular airlineTurkish Airlines

When is the cheapest time to fly from Houston to Lisbon?

The cheapest time for Houston to Lisbon flights: Dec 7 to Dec 14 — one way flight prices from $287.

Cheapest flights
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  • 916
  • 1623
  • 2330

  • Dec

    307
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • Which airlines offer flights from Houston to Lisbon?

    At the moment, several airlines serve connecting flights from Houston to Lisbon, including: Turkish Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Lisbon is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • The cheapest months to fly from Houston to Lisbon is October, when demand for travel is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Houston to Lisbon on November 18, 2025 with Air Canada, with prices starting at $508.
  • You can land at any one of the following hubs in Lisbon, with George Bush Intercontinental Airport to Humberto Delgado Airport (IAH-LIS) is by far the most common option on this route: Humberto Delgado Airport (LIS).
  • The time difference between Lisbon and Houston is 6h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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