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$1,270+ Cheap flights from Killeen (GRK) to Lisbon (LIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — LIS
Sep 10 — Sep 171
Thu 9/10
Thu 9/17
1 adult, Economy
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Cheap flight deals from Killeen to Lisbon

Cheapest flights from Killeen to Lisbon
Explore the most affordable flight options available from Killeen to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.

This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:09 pm -
2 stops41h 56m
Fri 9/258:25 am -
2 stops30h 53m
Deal found 8/9$1,270
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:09 pm -
2 stops25h 01m
Fri 9/256:35 am -
2 stops32h 43m
Deal found 8/9$1,324

Find flight deals from Killeen to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 11, 2026.

Round-trip from

$1,270
(American Airlines)
From Killeen Fort Hood Regional to Lisbon Humberto Delgado
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Lisbon 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 2,558,603 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Killeen to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenLisbon

GRK Killeen Fort Hood Regional - LIS Lisbon Humberto Delgado

GRKLIS

Killeen Fort Hood Regional

Sat 9/12

4:09 pm-4:05 pm

2 stops41h 56m

Lisbon Humberto Delgado

Fri 9/25

8:25 am-9:18 am

2 stops30h 53m

$1,270
Quickest round-trip

KilleenLisbon

GRK Killeen Fort Hood Regional - LIS Lisbon Humberto Delgado

GRKLIS

Killeen Fort Hood Regional

Fri 9/11

4:09 pm-11:10 pm

2 stops25h 01m

Lisbon Humberto Delgado

Fri 9/25

6:35 am-9:18 am

2 stops32h 43m

$1,324

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Sorted by cheapest first

Best time to book a flight from Killeen to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Killeen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

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

  • How long is the flight from Killeen to Lisbon?

    For as low as $1,270, American Airlines can have you in Lisbon from Killeen in 41h 56m. Killeen and Lisbon are separated by a distance of 4848 mi.

  • Can I find deals for flights from Killeen to Lisbon that include hotel bookings?

    Yes. In addition to deals on Killeen to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Lisbon.

  • Can I find deals for business class flights from Killeen to Lisbon?

    Yes. Cheapflights offers flight deals from Killeen to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Torres Vedras
Nazaré
Colares
Sesimbra

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