Flights from Louisville to Portugal (SDF to PT)

Discover more affordable routes and cheaper dates from Louisville to Portugal (SDF to PT) within a date range.

⭐ Search by country or region to discover more affordable routes, like Netherlands → Italy or Europe → South East Asia.

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  • US$2043
    United AirlinesUnited Airlines
    1:24pm - 8:20am
    Wed Jun 18th 2025
    13h 56m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Wed Jun 18th 2025 United Airlines · UA 3412 Depart at 1:24pm from Louisville (SDF) Fly for 2h 16m Arrive at 3:40pm in New York (EWR)

    Layover in New York for 4h 45m

    Wed Jun 18th 2025 United Airlines · UA 64 Depart at 8:25pm from New York (EWR) Fly for 6h 55m Arrive at 8:20am in Lisbon (LIS)

  • US$2105
    United AirlinesUnited Airlines
    1:55pm - 10:30am
    Wed Jun 18th 2025
    15h 35m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Wed Jun 18th 2025 United Airlines · UA 6026 Depart at 1:55pm from Louisville (SDF) Fly for 1h 34m Arrive at 3:29pm in Washington, D.C. (IAD)

    Layover in Washington, D.C. for 6h 46m

    Wed Jun 18th 2025 United Airlines · UA 942 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 7h 15m Arrive at 10:30am in Lisbon (LIS)

  • US$2192
    United AirlinesUnited Airlines
    1:24pm - 8:20am
    Thu Jun 19th 2025
    13h 56m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Thu Jun 19th 2025 United Airlines · UA 3412 Depart at 1:24pm from Louisville (SDF) Fly for 2h 16m Arrive at 3:40pm in New York (EWR)

    Layover in New York for 4h 45m

    Thu Jun 19th 2025 United Airlines · UA 64 Depart at 8:25pm from New York (EWR) Fly for 6h 55m Arrive at 8:20am in Lisbon (LIS)

  • US$2192
    United AirlinesUnited Airlines
    1:55pm - 10:30am
    Thu Jun 19th 2025
    15h 35m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Thu Jun 19th 2025 United Airlines · UA 6026 Depart at 1:55pm from Louisville (SDF) Fly for 1h 34m Arrive at 3:29pm in Washington, D.C. (IAD)

    Layover in Washington, D.C. for 6h 46m

    Thu Jun 19th 2025 United Airlines · UA 942 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 7h 15m Arrive at 10:30am in Lisbon (LIS)

  • US$2192
    United AirlinesUnited Airlines
    1:55pm - 10:30am
    Sat Jun 21st 2025
    15h 35m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sat Jun 21st 2025 United Airlines · UA 6026 Depart at 1:55pm from Louisville (SDF) Fly for 1h 34m Arrive at 3:29pm in Washington, D.C. (IAD)

    Layover in Washington, D.C. for 6h 46m

    Sat Jun 21st 2025 United Airlines · UA 942 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 7h 15m Arrive at 10:30am in Lisbon (LIS)

  • US$2192
    United AirlinesUnited Airlines
    10:47am - 8:20am
    Sat Jun 14th 2025
    16h 33m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sat Jun 14th 2025 United Airlines · UA 3682 Depart at 10:47am from Louisville (SDF) Fly for 1h 57m Arrive at 12:44pm in New York (EWR)

    Layover in New York for 7h 41m

    Sat Jun 14th 2025 United Airlines · UA 64 Depart at 8:25pm from New York (EWR) Fly for 6h 55m Arrive at 8:20am in Lisbon (LIS)

  • US$2192
    United AirlinesUnited Airlines
    10:47am - 8:20am
    Sat Jun 21st 2025
    16h 33m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sat Jun 21st 2025 United Airlines · UA 3682 Depart at 10:47am from Louisville (SDF) Fly for 1h 57m Arrive at 12:44pm in New York (EWR)

    Layover in New York for 7h 41m

    Sat Jun 21st 2025 United Airlines · UA 64 Depart at 8:25pm from New York (EWR) Fly for 6h 55m Arrive at 8:20am in Lisbon (LIS)

  • US$2192
    United AirlinesUnited Airlines
    9:35am - 10:30am
    Sat Jun 14th 2025
    19h 55m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sat Jun 14th 2025 United Airlines · UA 3543 Depart at 9:35am from Louisville (SDF) Fly for 1h 39m Arrive at 11:14am in Washington, D.C. (IAD)

    Layover in Washington, D.C. for 11h 1m

    Sat Jun 14th 2025 United Airlines · UA 942 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 7h 15m Arrive at 10:30am in Lisbon (LIS)

  • US$2337
    BREEZETAP Portugal
    9:37am - 11:25am
    Fri Jun 20th 2025
    20h 48m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Fri Jun 20th 2025 BREEZE · MX 228 Depart at 9:37am from Louisville (SDF) Fly for 5h 7m Arrive at 11:44am in San Francisco (SFO)

    Layover in San Francisco for 4h 36m

    Fri Jun 20th 2025 TAP Portugal · TP 238 Depart at 4:20pm from San Francisco (SFO) Fly for 11h 5m Arrive at 11:25am in Lisbon (LIS)

  • US$2390
    United AirlinesUnited Airlines
    1:55pm - 10:30am
    Sat Jun 14th 2025
    15h 35m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sat Jun 14th 2025 United Airlines · UA 6026 Depart at 1:55pm from Louisville (SDF) Fly for 1h 34m Arrive at 3:29pm in Washington, D.C. (IAD)

    Layover in Washington, D.C. for 6h 46m

    Sat Jun 14th 2025 United Airlines · UA 942 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 7h 15m Arrive at 10:30am in Lisbon (LIS)

  • US$2423
    United AirlinesBrussels Airlines
    10:47am - 8:20am
    Sat Jun 14th 2025
    16h 33m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sat Jun 14th 2025 United Airlines · UA 3682 Depart at 10:47am from Louisville (SDF) Fly for 1h 57m Arrive at 12:44pm in New York (EWR)

    Layover in New York for 7h 41m

    Sat Jun 14th 2025 Brussels Airlines · SN 9025 Depart at 8:25pm from New York (EWR) Fly for 6h 55m Arrive at 8:20am in Lisbon (LIS)

  • US$4509
    United AirlinesUnited Airlines
    1:24pm - 8:20am
    Sun Jun 15th 2025
    13h 56m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sun Jun 15th 2025 United Airlines · UA 3412 Depart at 1:24pm from Louisville (SDF) Fly for 2h 16m Arrive at 3:40pm in New York (EWR)

    Layover in New York for 4h 45m

    Sun Jun 15th 2025 United Airlines · UA 64 Depart at 8:25pm from New York (EWR) Fly for 6h 55m Arrive at 8:20am in Lisbon (LIS)

  • US$5171
    United AirlinesUnited Airlines
    1:55pm - 10:30am
    Sun Jun 15th 2025
    15h 35m
    Louisville (SDF) → Lisbon (LIS)
    1 Stop

    Sun Jun 15th 2025 United Airlines · UA 6026 Depart at 1:55pm from Louisville (SDF) Fly for 1h 34m Arrive at 3:29pm in Washington, D.C. (IAD)

    Layover in Washington, D.C. for 6h 46m

    Sun Jun 15th 2025 United Airlines · UA 942 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 7h 15m Arrive at 10:30am in Lisbon (LIS)

@sarahbb1
Sarah Belizaire
@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

@eyupitsjohn
John Ford
@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

@oamingsonaa
Roaming Sonaa
@roamingsonaa

For people wanting to maximize their trips, Flightlist is my newest travel hack for uncovering the coolest routes at irresistible prices. No stress, no annoying ads — just seamless flight booking with amazing functionality.

@andy_travels
Andy Travels
@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

@travelwitbender
Travel With Bender
@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

@travel.with.wes
Wesley Mergard
@travel.with.wes

One useful tool I've found for evaluating different departure and return dates is called FlightList.io. You can quickly scan different travel date ranges, carriers and one way flight options to easily determine the cheapest flight combinations for your trip.

Explore Flight Options

FlightList Blog

Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Why I built FlightList & solved my own problem
Why I Built FlightList & Solved My Own Problem

About FlightList

❝Founded by a remote worker and frequent flyer, who discovered that the best deals come from searching with flexible dates across entire countries or regions. Our streamlined platform strips away the clutter found on typical travel sites, offering a clean interface that focuses solely on finding cost-effective flights. Unlike traditional booking sites, FlightList allows users to search by date ranges and broad destinations, unveiling opportunities that rigid parameters often miss. Our filters let travelers tailor searches to their specific needs, whether they're digital nomads seeking their next adventure or budget-conscious explorers maximizing travel funds. We've made finding cheap flights into a quicker and easier experience, empowering users to discover just how far their budget can take them.❞

- Hans Desjarlais, Founder Hans Desjarlais Profile Picture