Cheap flights from Houston to Cascais Coast from CA $630

View CA $630 flight on Wed, Oct. 29, 2025Opens in a new window

Popular airlines from Houston to Cascais Coast

  • Air Canada

    Air Canada

  • British Airways

    British Airways

  • Lufthansa

    Lufthansa

  • Swiss International Air Lines

    Swiss International Air Lines

  • Turkish Airlines

    Turkish Airlines

  • TAP Portugal

    TAP Portugal

  • American Airlines

    American Airlines

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Cheap flights from Houston (HOU) to Cascais Coast (LIS)

Prices were available within the past 7 days and start at CA $630 for one-way flights and CA $809 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, Oct. 27 - Wed, Jan. 21
IAH
Houston
LIS
Lisbon
CA $809 Roundtrip, found 14 hours ago
CA $809
Roundtrip
found 14 hours ago
Select British Airways flight, departing Mon, Oct. 27 from Houston to Lisbon, returning Wed, Jan. 21, priced at CA $809 found 14 hours ago
British Airways
Mon, Oct. 27 - Wed, Jan. 21
IAH
Houston
LIS
Lisbon
CA $809 Roundtrip, found 14 hours ago
CA $809
Roundtrip
found 14 hours ago
Select British Airways flight, departing Mon, Oct. 27 from Houston to Lisbon, returning Wed, Jan. 21, priced at CA $809 found 14 hours ago
Virgin Atlantic
Mon, Jan. 12 - Wed, Jan. 21
IAH
Houston
LIS
Lisbon
CA $812 Roundtrip, found 14 hours ago
CA $812
Roundtrip
found 14 hours ago
Select Virgin Atlantic flight, departing Mon, Jan. 12 from Houston to Lisbon, returning Wed, Jan. 21, priced at CA $812 found 14 hours ago
Delta
Mon, Oct. 27 - Wed, Jan. 21
IAH
Houston
LIS
Lisbon
CA $812 Roundtrip, found 14 hours ago
CA $812
Roundtrip
found 14 hours ago
Select Delta flight, departing Mon, Oct. 27 from Houston to Lisbon, returning Wed, Jan. 21, priced at CA $812 found 14 hours ago
American Airlines
Mon, Oct. 27 - Wed, Jan. 21
IAH
Houston
LIS
Lisbon
CA $812 Roundtrip, found 14 hours ago
CA $812
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Mon, Oct. 27 from Houston to Lisbon, returning Wed, Jan. 21, priced at CA $812 found 14 hours ago
Air Canada
Mon, Oct. 27 - Wed, Jan. 21
IAH
Houston
LIS
Lisbon
CA $822 Roundtrip, found 14 hours ago
CA $822
Roundtrip
found 14 hours ago
Select Air Canada flight, departing Mon, Oct. 27 from Houston to Lisbon, returning Wed, Jan. 21, priced at CA $822 found 14 hours ago

Find the cheapest month to fly from Houston (HOU) to Lisbon (LIS)

February is typically the cheapest month to fly

From CA $696 - CA $1,382 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.