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United States to Portugal flight

Flying From United States to Portugal: What You Need to Know

Cheapest one-way flight priceUS$177
Cheapest return ticket priceUS$544
Cheapest monthNovember
Peak season for travelAugust
Popular airlineTAP Air Portugal

Compare multiple airlines at once to find the best flight deals from United States to Portugal.

Airlines Flying From United States to Portugal
TAP Air Portugal logo TAP Air Portugal
SATA International logo SATA International
Lufthansa logo Lufthansa
United Airlines logo United Airlines
ITA Airways logo ITA Airways
British Airways logo British Airways
Virgin Atlantic logo Virgin Atlantic
Air Canada logo Air Canada

Search Flights From United States to Portugal

Easily compare flights from United States to Portugal and find the cheapest tickets available!

Looking for affordable flights from United States to Portugal? Check out these great prices for the next 90 days, starting at just US$177 for a one-way ticket and US$544 for a round-trip.

      • Cheapest nonstop
        Thu, Nov 5
        BOS
        OPO
        |
        Boston
        Porto
        Nonstop | TAP Air Portugal
        Thu, Nov 12
        OPO
        BOS
        |
        Porto
        Boston
        Nonstop | TAP Air Portugal
        US$544 US$772
        30% off
        30% off
        US$772 US$544
      • Sun, Nov 8
        EWR
        LIS
        |
        New York
        Lisbon
        Nonstop | TAP Air Portugal
        Sun, Nov 15
        LIS
        EWR
        |
        Lisbon
        New York
        Nonstop | TAP Air Portugal
        US$614 US$772
        20% off
        20% off
        US$772 US$614
      • Sat, Nov 7
        MIA
        LIS
        |
        Miami
        Lisbon
        Nonstop | TAP Air Portugal
        Sat, Nov 14
        LIS
        MIA
        |
        Lisbon
        Miami
        Nonstop | TAP Air Portugal
        US$618 US$772
        20% off
        20% off
        US$772 US$618
      • Wed, Nov 4
        BOS
        LIS
        |
        Boston
        Lisbon
        Nonstop | TAP Air Portugal
        Wed, Nov 11
        LIS
        BOS
        |
        Lisbon
        Boston
        1 stop | TAP Air Portugal
        US$570
        26% off
        US$772 US$570
      • Sat, Nov 7
        MIA
        OPO
        |
        Miami
        Porto
        1 stop | TAP Air Portugal
        Sat, Nov 14
        OPO
        MIA
        |
        Porto
        Miami
        1 stop | TAP Air Portugal
        US$575
        26% off
        US$772 US$575
      • Sun, Nov 1
        BOS
        PDL
        |
        Boston
        Ponta Delgada
        1 stop | TAP Air Portugal
        Sun, Nov 8
        PDL
        BOS
        |
        Ponta Delgada
        Boston
        1 stop | TAP Air Portugal
        US$613
        21% off
        US$772 US$613
      • Thu, Oct 22
        LAX
        LIS
        |
        Los Angeles
        Lisbon
        1 stop | Royal Air Maroc
        Fri, Oct 30
        LIS
        LAX
        |
        Lisbon
        Los Angeles
        1 stop | Royal Air Maroc
        US$614
        20% off
        US$772 US$614
      • Wed, Oct 14
        JFK
        OPO
        |
        New York
        Porto
        1 stop | Scandinavian Airlines
        Sun, Oct 18
        OPO
        JFK
        |
        Porto
        New York
        1 stop | Scandinavian Airlines
        US$627
        19% off
        US$772 US$627
      • Sun, Nov 1
        EWR
        FNC
        |
        New York
        Funchal
        1 stop | TAP Air Portugal
        Sun, Nov 8
        FNC
        EWR
        |
        Funchal
        New York
        1 stop | TAP Air Portugal
        US$637
        17% off
        US$772 US$637
      • Thu, Oct 22
        MIA
        FAO
        |
        Miami
        Faro
        1 stop | TAP Air Portugal
        Thu, Oct 29
        FAO
        MIA
        |
        Faro
        Miami
        1 stop | TAP Air Portugal
        US$648
        16% off
        US$772 US$648
      • Sat, Sep 12
        NYC
        LIS
        |
        New York
        Lisbon
        1 stop | Normal Airline
        Mon, Sep 14
        LIS
        NYC
        |
        Lisbon
        New York
        Nonstop | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        Fri, Oct 9
        BOS
        TER
        |
        Boston
        Terceira Island
        Nonstop | SATA International
        US$333 US$399
        17% off
        17% off
        US$399 US$333
      • Fri, Sep 11
        BOS
        LIS
        |
        Boston
        Lisbon
        Nonstop | TAP Air Portugal
        US$335 US$399
        16% off
        16% off
        US$399 US$335
      • Wed, Oct 14
        MCO
        FAO
        |
        Orlando
        Faro
        1 stop | Norse Atlantic Airways
        US$177 US$399
        56% off
        56% off
        US$399 US$177
      • Mon, Nov 2
        JFK
        OPO
        |
        New York
        Porto
        1 stop | Norse Atlantic Airways
        US$207
        48% off
        US$399 US$207
      • Wed, Oct 7
        MCO
        LIS
        |
        Orlando
        Lisbon
        1 stop | Norse Atlantic Airways
        US$208
        48% off
        US$399 US$208
      • Sun, Nov 1
        JFK
        FAO
        |
        New York
        Faro
        1 stop | Norse Atlantic Airways
        US$224
        44% off
        US$399 US$224
      • Wed, Oct 28
        MCO
        OPO
        |
        Orlando
        Porto
        1 stop | Norse Atlantic Airways
        US$232
        42% off
        US$399 US$232
      • Fri, Oct 30
        BOS
        LIS
        |
        Boston
        Lisbon
        1 stop | China Express General Aviation Co., Ltd.
        US$232
        42% off
        US$399 US$232
      • Wed, Oct 7
        MCO
        FNC
        |
        Orlando
        Funchal
        1 stop | Norse Atlantic Airways
        US$235
        41% off
        US$399 US$235
      • Fri, Oct 30
        JFK
        LIS
        |
        New York
        Lisbon
        1 stop | Norse Atlantic Airways
        US$245
        39% off
        US$399 US$245
      • Tue, Oct 13
        JFK
        FNC
        |
        New York
        Funchal
        1 stop | Norse Atlantic Airways
        US$251
        37% off
        US$399 US$251
      • Thu, Nov 5
        BOS
        PDL
        |
        Boston
        Ponta Delgada
        1 stop | TAP Air Portugal
        US$257
        36% off
        US$399 US$257
      • Sat, Sep 12
        NYC
        LIS
        |
        New York
        Lisbon
        1 stop | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from United States to Portugal are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

FAQs: Flights From United States to Portugal

  • When is it the cheapest time to fly from United States to Portugal?

    According to our flights calender over the next 90 days, the cheapest date is on 2026-10-05 for one-way flights.
  • The cheapest round-trip flight from United States to Portugal is on the route from New York and Lisbon, with prices starting at US$304 for round trip between 2026-10-03 and null.
  • Based on our flight data, the average flight time from United States to Portugal is approximately 7 hours 3 minutes based on our most popular routes from New York to Lisbon. The time may also vary depending on your destinations.
  • The cheapest airline flying to Portugal from United States is Norse Atlantic Airways serving route from New York to Lisbon.
  • TAP Air Portugal are airlines that fly frequently from United States to Portugal. The overall price will vary depending on your destination and travel dates.

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