Flights Washington, D.C. – Lisbon (IAD-LIS) from $756*

*Modifying this information may result in a different fare

Book flights from Washington, D.C. to Lisbon

cmp-daily-histogram-bars-legend-min-price-aria-label $1.7K
cmp-daily-histogram-bars-legend-max-price-aria-label $2.4K
Displaying fares for August-2026
  • IAD–LIS, 08/12/2026 – 08/19/2026: From $2,315
    12

    We

    aug

  • IAD–LIS, 08/13/2026 – 09/03/2026: From $2,375
    13

    Th

  • IAD–LIS, 08/14/2026 – 08/17/2026: From $2,375
    14

    Fr

  • IAD–LIS, 08/15/2026 – 08/29/2026: From $2,435
    15

    Sa

  • IAD–LIS, 08/16/2026 – 08/30/2026: From $2,375
    16

    Su

  • IAD–LIS, 08/17/2026 – 08/24/2026: From $2,375
    17

    Mo

  • IAD–LIS, 08/18/2026 – 09/01/2026: From $2,315
    18

    Tu

  • IAD–LIS, 08/19/2026 – 08/26/2026: From $2,105
    19

    We

  • IAD–LIS, 08/20/2026 – 09/10/2026: From $2,165
    20

    Th

  • IAD–LIS, 08/21/2026 – 09/11/2026: From $2,165
    21

    Fr

  • IAD–LIS, 08/22/2026 – 09/12/2026: From $2,270
    22

    Sa

  • IAD–LIS, 08/23/2026 – 09/06/2026: From $2,200
    23

    Su

  • IAD–LIS, 08/24/2026 – 09/14/2026: From $2,200
    24

    Mo

  • IAD–LIS, 08/25/2026 – 09/15/2026: From $2,140
    25

    Tu

  • IAD–LIS, 08/26/2026 – 09/02/2026: From $1,855
    26

    We

  • IAD–LIS, 08/27/2026 – 09/03/2026: From $1,925
    27

    Th

  • IAD–LIS, 08/28/2026 – 09/04/2026: From $1,925
    28

    Fr

  • IAD–LIS, 08/29/2026 – 09/05/2026: From $1,985
    29

    Sa

  • IAD–LIS, 08/30/2026 – 09/13/2026: From $1,915
    30

    Su

  • IAD–LIS, 08/31/2026 – 09/07/2026: From $1,915
    31

    Mo

  • IAD–LIS, 09/01/2026 – 09/08/2026: From $1,855
    01

    Tu

    sep

  • IAD–LIS, 09/02/2026 – 09/09/2026: From $1,855
    02

    We

  • IAD–LIS, 09/03/2026 – 09/10/2026: From $1,925
    03

    Th

  • IAD–LIS, 09/04/2026 – 09/18/2026: From $1,925
    04

    Fr

  • IAD–LIS, 09/05/2026 – 09/26/2026: From $1,985
    05

    Sa

  • IAD–LIS, 09/06/2026 – 09/13/2026: From $1,915
    06

    Su

  • IAD–LIS, 09/07/2026 – 09/14/2026: From $1,915
    07

    Mo

  • IAD–LIS, 09/08/2026 – 09/22/2026: From $1,855
    08

    Tu

  • IAD–LIS, 09/09/2026 – 09/30/2026: From $1,737
    09

    We

  • IAD–LIS, 09/10/2026 – 09/24/2026: From $1,800
    10

    Th

  • IAD–LIS, 09/11/2026 – 10/02/2026: From $1,800
    11

    Fr

  • Range$1,737-$2,435

    The best deals on flights from Washington, D.C. to Lisbon for the upcoming months

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    The best deals on flights from Washington, D.C. to Lisbon for the upcoming months
    From
    To
    Fare Type
    Dates
    Price
    Washington, D.C. (IAD)Lisbon (LIS)Round-trip
    /
    Economy
    10/13/2026 - 11/03/2026

    From

    $756

    Seen: 3 hrs ago

    Washington, D.C. (IAD)Lisbon (LIS)Round-trip
    /
    Economy
    10/14/2026 - 11/04/2026

    From

    $756

    Seen: 3 hrs ago

    Washington, D.C. (IAD)Lisbon (LIS)Round-trip
    /
    Economy
    10/20/2026 - 11/03/2026

    From

    $756

    Seen: 3 hrs ago

    Washington, D.C. (IAD)Lisbon (LIS)Round-trip
    /
    Economy
    10/20/2026 - 11/10/2026

    From

    $756

    Seen: 3 hrs ago

    Washington, D.C. (IAD)Lisbon (LIS)Round-trip
    /
    Economy
    10/21/2026 - 11/04/2026

    From

    $756

    Seen: 3 hrs ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
    Air France airplane

    Travel from Washington, D.C. to Lisbon with Air France

    Whether you're looking for a last-minute Washington, D.C. - Lisbon (Portugal) flight or planning a flight at a later date, take advantage of our lowest prices for your travel dates on this site. Take a look at the next 6 months and find the best price to fly whit Air France from Washington, D.C. (IAD) to Lisbon (LIS) or directly pick your departure date if your trip to Lisbon (Portugal) is already scheduled.