Flights from Washington, D.C. to Lisbon from USD 981

Promo Code

Flights from Washington, D.C. to Lisbon

Discover the cheapest day and month to travel

Jun 2026
FromUSD 1,551*
Viewed 1 day ago
Flight Type Round Trip|Economy
Jul 2026
FromUSD 1,126*
Viewed 10 hours ago
Flight Type Round Trip|Economy
Aug 2026
FromUSD 981*
Viewed 1 day ago
Flight Type Round Trip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 1.1K
cmp-daily-histogram-bars-legend-max-price-aria-label USD 1.9K
Displaying fares for June-2026
  • 16

    Tu

    JUN

  • 17

    We

  • 18

    Th

  • 19

    Fr

  • 20

    Sa

  • 21

    Su

  • 22

    Mo

  • 23

    Tu

  • 24

    We

  • 25

    Th

  • 26

    Fr

  • 27

    Sa

  • 28

    Su

  • 29

    Mo

  • 30

    Tu

  • 01

    We

    JUL

  • 02

    Th

  • 03

    Fr

  • 04

    Sa

  • 05

    Su

  • 06

    Mo

  • 07

    Tu

  • 08

    We

  • 09

    Th

  • 10

    Fr

  • 11

    Sa

  • 12

    Su

  • 13

    Mo

  • 14

    Tu

  • 15

    We

    • RangeUSD 1,146-USD 1,875

    *The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.

    Best Flight Deals from Washington, D.C. to Lisbon

    USD
    keyboard_arrow_down
    Best Flight Deals from Washington, D.C. to Lisbon
    From
    To
    Fare Type
    Dates
    Price
    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		23/08/2026 - 29/08/2026

    From

    USD 981

    Viewed 1 day ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		02/04/2027 - 16/04/2027

    From

    USD 982

    Viewed 16 hours ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		03/08/2026 - 15/09/2026

    From

    USD 991

    Viewed 1 day ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		01/11/2026 - 18/11/2026

    From

    USD 991

    Viewed 10 hours ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		09/05/2027 - 15/05/2027

    From

    USD 1,011

    Viewed 1 day ago

    *The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.

    Make a free Stopover in Portugal

    Stay up to 10 days in Lisbon or Porto at no extra flight cost and enjoy 500+ partner offers.

    Book Now
    Passengers sitting inside an airplane cabin

    Business Flights Deals

    USD

    Washington, D.C. (IAD)to

    Lisbon (LIS)
    21/07/2026 - 29/07/2026

    Round trip

    Business

    From
    USD 5,181
    Viewed 8 hours ago

    Washington, D.C. (IAD)to

    Lisbon (LIS)
    05/08/2026 - 24/08/2026

    Round trip

    Business

    From
    USD 5,422
    Viewed 10 hours ago

    *The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.

    See More TAP Air Portugal Flights

    Explore TAP's Top-Pick Destinations