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Cheap flight deals from Lisbon to Washington D.C. Starting at TWD 11,475

For as little as TWD 11,475, you can take your next adventure to Washington D.C. without breaking the bank. Choose between one-way and return tickets from Lisbon below.

  • One way
  • Round-trip
      • Cheapest nonstop
        LIS12:00
        8h 20m
        Nonstop
        IAD15:20
        Fri, Apr 11|Lisbon - Washington D.C.|TAP Air Portugal
        TWD 15,167TWD 20,674
        27% OFF
        27% OFF
        TWD 20,674TWD 15,167

        Choose TAP Air Portugal flights from Lisbon to Washington D.C.. The one-way direct flight with TAP Air Portugal departs from Humberto Delgado Airport on Fri, Apr 11, arriving at Dulles International Airport. One-way Prices start from TWD 15,167 including taxes and charges.

      • LIS11:15
        8h 45m
        Nonstop
        IAD15:00
        Sat, Mar 8|Lisbon - Washington D.C.|TAP Air Portugal
        TWD 15,299TWD 20,674
        26% OFF
        26% OFF
        TWD 20,674TWD 15,299

        Choose TAP Air Portugal flights from Lisbon to Washington D.C.. The one-way direct flight with TAP Air Portugal departs from Humberto Delgado Airport on Sat, Mar 8, arriving at Dulles International Airport. One-way Prices start from TWD 15,299 including taxes and charges.

      • LIS09:40
        17h 44m
        1 stop
        IAD22:24
        Fri, Mar 7|Lisbon - Washington D.C.|Air Transat
        TWD 11,475TWD 20,674
        44% OFF
        44% OFF
        TWD 20,674TWD 11,475

        Choose Air Transat flights from Lisbon to Washington D.C.. The one-way connecting flight with Air Transat departs from Humberto Delgado Airport on Fri, Mar 7, arriving at Dulles International Airport. One-way Prices start from TWD 11,475 including taxes and charges.

      • LIS09:40
        17h 44m
        1 stop
        IAD22:24
        Wed, Mar 5|Lisbon - Washington D.C.|Air Transat
        TWD 11,733
        TWD 11,733

        Choose Air Transat flights from Lisbon to Washington D.C.. The one-way connecting flight with Air Transat departs from Humberto Delgado Airport on Wed, Mar 5, arriving at Dulles International Airport. One-way Prices start from TWD 11,733 including taxes and charges.

      • LIS10:40
        31h 19m
        1 stop
        IAD12:59
        Tue, Apr 15|Lisbon - Washington D.C.|TAP Air Portugal
        TWD 11,968
        TWD 11,968

        Choose TAP Air Portugal flights from Lisbon to Washington D.C.. The one-way connecting flight with TAP Air Portugal departs from Humberto Delgado Airport on Tue, Apr 15, arriving at Dulles International Airport. One-way Prices start from TWD 11,968 including taxes and charges.

      • LIS17:35
        24h 14m
        1 stop
        IAD12:49
        Fri, Feb 21|Lisbon - Washington D.C.|TAP Air Portugal
        TWD 12,181
        TWD 12,181

        Choose TAP Air Portugal flights from Lisbon to Washington D.C.. The one-way connecting flight with TAP Air Portugal departs from Humberto Delgado Airport on Fri, Feb 21, arriving at Dulles International Airport. One-way Prices start from TWD 12,181 including taxes and charges.

      • LIS09:40
        32h 9m
        1 stop
        IAD12:49
        Fri, Feb 21|Lisbon - Washington D.C.|Air Transat
        TWD 12,367
        TWD 12,367

        Choose Air Transat flights from Lisbon to Washington D.C.. The one-way connecting flight with Air Transat departs from Humberto Delgado Airport on Fri, Feb 21, arriving at Dulles International Airport. One-way Prices start from TWD 12,367 including taxes and charges.

      • LIS09:40
        17h 44m
        1 stop
        IAD22:24
        Sun, Mar 2|Lisbon - Washington D.C.|Air Transat
        TWD 12,434
        TWD 12,434

        Choose Air Transat flights from Lisbon to Washington D.C.. The one-way connecting flight with Air Transat departs from Humberto Delgado Airport on Sun, Mar 2, arriving at Dulles International Airport. One-way Prices start from TWD 12,434 including taxes and charges.

      • LIS11:00
        16h 37m
        1 stop
        DCA22:37
        Thu, Feb 27|Lisbon - Washington D.C.|TAP Air Portugal
        TWD 12,765
        TWD 12,765

        Choose TAP Air Portugal flights from Lisbon to Washington D.C.. The one-way connecting flight with TAP Air Portugal departs from Humberto Delgado Airport on Thu, Feb 27, arriving at Ronald Reagan Washington National Airport. One-way Prices start from TWD 12,765 including taxes and charges.

      • LIS09:40
        15h 17m
        1 stop
        DCA19:57
        Wed, Feb 26|Lisbon - Washington D.C.|Air Transat
        TWD 13,131
        TWD 13,131

        Choose Air Transat flights from Lisbon to Washington D.C.. The one-way connecting flight with Air Transat departs from Humberto Delgado Airport on Wed, Feb 26, arriving at Ronald Reagan Washington National Airport. One-way Prices start from TWD 13,131 including taxes and charges.

      • LIS01:00 pm
        3h 5m
        Nonstop
        WAS02:00 pm
        Fri, Feb 28|Lisbon - Washington D.C.|TAP Air Portugal
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Lisbon to Washington D.C. flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. IB540

    Iberia

    06:35

    LIS

    1.4h

    09:00

    MAD

    SMTWTFS
    Search

  2. AT973

    Royal Air Maroc

    13:25

    MAD

    1.8h

    14:15

    CMN

    S-TWTFS

  3. AT218

    Royal Air Maroc

    16:05

    CMN

    8.0h

    19:05

    IAD

    --T---S

  4. TP1010

    TAP Air Portugal

    07:10

    LIS

    1.3h

    09:30

    MAD

    SMTWTFS
    Search

  5. AT973

    Royal Air Maroc

    13:25

    MAD

    1.8h

    14:15

    CMN

    S-TWTFS

  6. AT218

    Royal Air Maroc

    16:05

    CMN

    8.0h

    19:05

    IAD

    --T---S

  7. U27639

    easyJet

    07:35

    LIS

    1.3h

    09:55

    MAD

    SMTWTFS
    Search

  8. AT973

    Royal Air Maroc

    13:25

    MAD

    1.8h

    14:15

    CMN

    S-TWTFS

  9. AT218

    Royal Air Maroc

    16:05

    CMN

    8.0h

    19:05

    IAD

    --T---S

  10. TP257

    TAP Air Portugal

    10:40

    LIS

    8.3h

    13:55

    YYZ

    ---W--S
    Search

  11. AC8788

    Air Canada

    21:00

    YYZ

    1.6h

    22:37

    DCA

    SMTWTFS

  12. TP257

    TAP Air Portugal

    10:40

    LIS

    8.3h

    13:55

    YYZ

    ---W--S
    Search

  13. UA8649

    United Airlines

    18:20

    YYZ

    1.6h

    19:53

    DCA

    S-TWT-S

  14. TP257

    TAP Air Portugal

    10:40

    LIS

    8.3h

    13:55

    YYZ

    ---W--S
    Search

  15. AA5667

    American Airlines

    17:29

    YYZ

    1.7h

    19:09

    DCA

    SMTWTFS

  16. TS481

    Air Transat

    11:35

    LIS

    8.1h

    14:40

    YYZ

    --T-T-S
    Search

  17. PD2725

    Porter Airlines

    13:35

    YTZ

    1.5h

    15:06

    IAD

    ---W---

  18. TS481

    Air Transat

    11:35

    LIS

    8.1h

    14:40

    YYZ

    --T-T-S
    Search

  19. UA3466

    United Airlines

    19:47

    YYZ

    1.6h

    21:25

    IAD

    SMTWTFS

  20. TS481

    Air Transat

    11:35

    LIS

    8.1h

    14:40

    YYZ

    --T-T-S
    Search

  21. UA8649

    United Airlines

    18:20

    YYZ

    1.6h

    19:53

    DCA

    S-TWT-S

  22. TS481

    Air Transat

    11:35

    LIS

    8.1h

    14:40

    YYZ

    --T-T-S
    Search

  23. AC8786

    Air Canada

    20:55

    YYZ

    1.6h

    22:28

    DCA

    S-TWTFS
Find more flights and airlines

When is the cheapest time to fly from Lisbon to Washington D.C.?

Explore the best time to buy affordable tickets to Washington D.C. with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Lisbon (LIS) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from Lisbon to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Lisbon (LIS) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around TWD 29,321.

  • How long does it take to fly from Lisbon (LIS) to Washington D.C. (WAS)?

    It takes about 8 hours 22 minutes to fly from Lisbon (LIS) to Washington D.C. (WAS).

  • What time does the latest flight from Lisbon to Washington D.C. depart?

    The latest flight departs from Lisbon (LIS) at 17:15 and arrives in Washington D.C. (IAD) at 20:35.

  • What are the most popular airlines that fly from Lisbon (LIS) to Washington D.C. (WAS)?

    Airlines with flights from Lisbon (LIS) to Washington D.C. (WAS): Air Canada, Jetblue Airways, United Airlines, TAP Air Portugal and Lufthansa.

  • What's the most popular airline for non-stop flights from Lisbon (LIS) to Washington D.C. (WAS)?

    United Airlines operates 1 non-stop flights from Lisbon (LIS) to Washington D.C. (WAS).

  • How many airports are there in Washington D.C. (WAS)?

    There are 2 airport(s) near Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.

How to find a cheap flight from Lisbon to Washington D.C.

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Being flexible with your dates to get the cheapest Lisbon to Washington D.C. ticket.
Tap "Date" on flight search bar to scan through the calender for Lisbon to Washington D.C. airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Fri, Apr 11 at TWD 15167 for one-way flights.
2
Compare cheap Lisbon to Washington D.C. flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Lisbon to Washington D.C.. The cheapest airline operating is TAP Air Portugal.
3
Set up a Price Alert
By setting up a Price Alert for your Lisbon to Washington D.C. route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Lisbon to Washington D.C. flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Lisbon to Washington D.C. to get exclusive deals for you.

Flight Info | Lisbon to Washington D.C.

Cheapest direct flight priceTWD 11,475
Cheapest return ticket priceTWD 16,212
Off-season for travelFebruary
Peak season for travelNovember
Flight distance5,735.19 km
Average flight time8 hours 22 minutes
Popular airlineFinnair

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