Flights from Washington, D.C. to Lisbon from USD 961

Promo Code

Book with zero change fees

Change of plans? Flight changes are free for bookings made between May 15 and June 15.

Book Now

Passengers sitting inside an airplane cabin

Flights from Washington, D.C. to Lisbon

Discover the cheapest day and month to travel

Jun 2026
FromUSD 1,276*
Viewed 1 day ago
Flight Type Round Trip|Economy
Jul 2026
FromUSD 1,037*
Viewed 2 hours ago
Flight Type Round Trip|Economy
Aug 2026
FromUSD 961*
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 1.6K
Displaying fares for June-2026
  • 10

    We

    JUN

  • 11

    Th

  • 12

    Fr

  • 13

    Sa

  • 14

    Su

  • 15

    Mo

  • 16

    Tu

  • 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

    • RangeUSD 1,146-USD 1,553

    *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    		02/08/2026 - 10/09/2026

    From

    USD 961

    Viewed 1 day ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		13/01/2027 - 20/01/2027

    From

    USD 962

    Viewed 8 hours ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		18/01/2027 - 24/01/2027

    From

    USD 978

    Viewed 1 day ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		25/11/2026 - 30/11/2026

    From

    USD 981

    Viewed 9 hours ago

    Washington, D.C. (IAD)Lisbon (LIS)Round trip
    |
    Economy    		26/08/2026 - 04/09/2026

    From

    USD 986

    Viewed 11 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.

    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)
    19/08/2026 - 30/08/2026

    Round trip

    Business

    From
    USD 5,272
    Viewed 3 hours ago

    Washington, D.C. (IAD)to

    Lisbon (LIS)
    23/08/2026 - 22/09/2026

    Round trip

    Business

    From
    USD 5,281
    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