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Humberto Delgado Airport to Ronald Reagan Washington National Airport flight

Explore the cheapest one-way and round-trip flights from Humberto Delgado Airport to Ronald Reagan Washington National Airport over the next 90 days, with one-way fares from SGD 576 and round-trip from SGD 734. Based on Trip.com's latest 7-day flight data.

    • LIS 11:25
      27h 55m
      1 stop
      DCA 10:20
      Lisbon - Washington D.C. | Wed, Oct 28 | Air Canada
      IAD 18:25
      13h 20m
      1 stop
      LIS 11:45
      Washington D.C. - Lisbon | Sun, Nov 1 | United Airlines
      SGD 734 SGD 962
      24% off
      24% off
      SGD 962 SGD 734
    • LIS 11:25
      27h 55m
      1 stop
      DCA 10:20
      Lisbon - Washington D.C. | Wed, Oct 28 | United Airlines
      DCA 20:45
      32h 10m
      1 stop
      LIS 08:55
      Washington D.C. - Lisbon | Sun, Nov 1 | Air Canada
      SGD 744 SGD 962
      23% off
      23% off
      SGD 962 SGD 744
    • LIS 11:05
      14h 55m
      1 stop
      DCA 21:00
      Lisbon - Washington D.C. | Tue, Dec 8 | American Airlines
      IAD 18:05
      13h
      1 stop
      LIS 12:05
      Washington D.C. - Lisbon | Fri, Dec 11 | American Airlines
      SGD 745 SGD 962
      23% off
      23% off
      SGD 962 SGD 745
    • LIS 11:25
      27h 55m
      1 stop
      DCA 10:20
      Lisbon - Washington D.C. | Wed, Oct 28 | Lufthansa
      DCA 20:45
      32h 10m
      1 stop
      LIS 08:55
      Washington D.C. - Lisbon | Sun, Nov 1 | Air Canada
      SGD 748
      22% off
      SGD 962 SGD 748
    • LIS 11:05
      14h 39m
      1 stop
      DCA 20:44
      Lisbon - Washington D.C. | Sat, Nov 28 | American Airlines
      IAD 21:45
      16h 5m
      1 stop
      LIS 18:50
      Washington D.C. - Lisbon | Sat, Dec 5 | American Airlines
      SGD 751
      22% off
      SGD 962 SGD 751
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Wed, Nov 11 | American Airlines
      IAD 18:05
      13h
      1 stop
      LIS 12:05
      Washington D.C. - Lisbon | Wed, Nov 18 | American Airlines
      SGD 757
      21% off
      SGD 962 SGD 757
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Sun, Dec 13 | American Airlines
      IAD 18:05
      13h
      1 stop
      LIS 12:05
      Washington D.C. - Lisbon | Sun, Dec 20 | American Airlines
      SGD 759
      21% off
      SGD 962 SGD 759
    • LIS 10:00
      11h 37m
      1 stop
      DCA 16:37
      Lisbon - Washington D.C. | Wed, Nov 11 | Air France
      IAD 18:40
      11h 45m
      1 stop
      LIS 11:25
      Washington D.C. - Lisbon | Wed, Nov 18 | Air France
      SGD 768
      20% off
      SGD 962 SGD 768
    • LIS 10:55
      11h 58m
      1 stop
      DCA 17:53
      Lisbon - Washington D.C. | Wed, Nov 11 | KLM
      IAD 18:40
      11h 45m
      1 stop
      LIS 11:25
      Washington D.C. - Lisbon | Wed, Nov 18 | Air France
      SGD 768
      20% off
      SGD 962 SGD 768
    • LIS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Lisbon - Washington D.C. | Thu, Oct 29 | Normal Airline
      WAS 15:00
      6h
      Direct
      LIS 16:00
      Washington D.C. - Lisbon | Sat, Oct 31 | Normal Airline
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    • Cheapest
      LIS 11:05
      14h 53m
      1 stop
      DCA 20:58
      Lisbon - Washington D.C. | Mon, Nov 23 | American Airlines
      SGD 576 SGD 737
      22% off
      22% off
      SGD 737 SGD 576
    • LIS 11:05
      14h 39m
      1 stop
      DCA 20:44
      Lisbon - Washington D.C. | Sat, Nov 28 | American Airlines
      SGD 584 SGD 737
      21% off
      21% off
      SGD 737 SGD 584
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Sun, Nov 29 | American Airlines
      SGD 584 SGD 737
      21% off
      21% off
      SGD 737 SGD 584
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Fri, Nov 27 | American Airlines
      SGD 584
      21% off
      SGD 737 SGD 584
    • LIS 10:40
      16h 8m
      1 stop
      DCA 21:48
      Lisbon - Washington D.C. | Thu, Nov 26 | American Airlines
      SGD 585
      21% off
      SGD 737 SGD 585
    • LIS 11:05
      14h 53m
      1 stop
      DCA 20:58
      Lisbon - Washington D.C. | Wed, Nov 25 | American Airlines
      SGD 587
      20% off
      SGD 737 SGD 587
    • LIS 11:05
      14h 55m
      1 stop
      DCA 21:00
      Lisbon - Washington D.C. | Sat, Dec 19 | American Airlines
      SGD 589
      20% off
      SGD 737 SGD 589
    • LIS 11:05
      14h 55m
      1 stop
      DCA 21:00
      Lisbon - Washington D.C. | Sun, Dec 20 | American Airlines
      SGD 589
      20% off
      SGD 737 SGD 589
    • LIS 11:05
      14h 55m
      1 stop
      DCA 21:00
      Lisbon - Washington D.C. | Mon, Dec 21 | American Airlines
      SGD 589
      20% off
      SGD 737 SGD 589
    • LIS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Lisbon - Washington D.C. | Thu, Oct 29 | Normal Airline
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    • LIS 11:05
      11h 25m
      1 stop
      DCA 17:30
      Lisbon - Washington D.C. | Tue, Dec 22 | American Airlines
      SGD 581 SGD 1,010
      42% off
      42% off
      SGD 1,010 SGD 581
    • LIS 10:40
      11h 39m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Sat, Dec 26 | American Airlines
      SGD 586 SGD 1,010
      42% off
      42% off
      SGD 1,010 SGD 586
    • LIS 10:25
      12h 5m
      1 stop
      DCA 17:30
      Lisbon - Washington D.C. | Thu, Dec 24 | American Airlines
      SGD 590 SGD 1,010
      42% off
      42% off
      SGD 1,010 SGD 590
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Thu, Dec 3 | American Airlines
      SGD 590
      42% off
      SGD 1,010 SGD 590
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Fri, Dec 4 | American Airlines
      SGD 591
      41% off
      SGD 1,010 SGD 591
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Tue, Dec 8 | American Airlines
      SGD 591
      41% off
      SGD 1,010 SGD 591
    • LIS 11:05
      10h 52m
      1 stop
      DCA 16:57
      Lisbon - Washington D.C. | Wed, Dec 9 | American Airlines
      SGD 596
      41% off
      SGD 1,010 SGD 596
    • LIS 10:40
      11h 39m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Sat, Dec 19 | American Airlines
      SGD 596
      41% off
      SGD 1,010 SGD 596
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Tue, Nov 10 | American Airlines
      SGD 596
      41% off
      SGD 1,010 SGD 596
    • LIS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Lisbon - Washington D.C. | Thu, Oct 29 | Normal Airline
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    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Sun, Nov 29 | American Airlines
      SGD 584 SGD 737
      21% off
      21% off
      SGD 737 SGD 584
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Fri, Nov 27 | American Airlines
      SGD 584 SGD 737
      21% off
      21% off
      SGD 737 SGD 584
    • LIS 11:05
      11h 14m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Wed, Dec 16 | American Airlines
      SGD 589 SGD 737
      20% off
      20% off
      SGD 737 SGD 589
    • LIS 09:40
      12h 39m
      1 stop
      DCA 17:19
      Lisbon - Washington D.C. | Tue, Dec 15 | American Airlines
      SGD 589
      20% off
      SGD 737 SGD 589
    • LIS 11:05
      14h 39m
      1 stop
      DCA 20:44
      Lisbon - Washington D.C. | Sat, Nov 28 | American Airlines
      SGD 584
      21% off
      SGD 737 SGD 584
    • LIS 11:05
      14h 53m
      1 stop
      DCA 20:58
      Lisbon - Washington D.C. | Mon, Nov 23 | American Airlines
      SGD 576
      22% off
      SGD 737 SGD 576
    • LIS 11:05
      14h 53m
      1 stop
      DCA 20:58
      Lisbon - Washington D.C. | Wed, Nov 25 | American Airlines
      SGD 587
      20% off
      SGD 737 SGD 587
    • LIS 11:05
      14h 55m
      1 stop
      DCA 21:00
      Lisbon - Washington D.C. | Sat, Dec 19 | American Airlines
      SGD 589
      20% off
      SGD 737 SGD 589
    • LIS 11:05
      14h 55m
      1 stop
      DCA 21:00
      Lisbon - Washington D.C. | Sun, Dec 20 | American Airlines
      SGD 589
      20% off
      SGD 737 SGD 589
    • LIS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Lisbon - Washington D.C. | Thu, Oct 29 | Normal Airline
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    • LIS 11:15
      12h 44m
      1 stop
      DCA 19:59
      Lisbon - Washington D.C. | Thu, Oct 29 | KLM
      SGD 1,098 SGD 1,402
      22% off
      22% off
      SGD 1,402 SGD 1,098
    • LIS 11:15
      12h 44m
      1 stop
      DCA 19:59
      Lisbon - Washington D.C. | Thu, Oct 29 | Air France
      SGD 1,098 SGD 1,402
      22% off
      22% off
      SGD 1,402 SGD 1,098
    • LIS 11:05
      14h 54m
      1 stop
      DCA 21:59
      Lisbon - Washington D.C. | Thu, Oct 29 | American Airlines
      SGD 1,106 SGD 1,402
      21% off
      21% off
      SGD 1,402 SGD 1,106
    • LIS 11:15
      14h 40m
      1 stop
      DCA 21:55
      Lisbon - Washington D.C. | Wed, Oct 28 | KLM
      SGD 1,114
      21% off
      SGD 1,402 SGD 1,114
    • LIS 11:15
      14h 40m
      1 stop
      DCA 21:55
      Lisbon - Washington D.C. | Wed, Oct 28 | Air France
      SGD 1,121
      20% off
      SGD 1,402 SGD 1,121
    • LIS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Lisbon - Washington D.C. | Thu, Oct 29 | Normal Airline
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Displayed flight fares from Lisbon to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Humberto Delgado Airport to Ronald Reagan Washington National Airport?

The cheapest airline flying from Humberto Delgado Airport to Ronald Reagan Washington National Airport is Air Transat (from SGD 560) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Transat
From SGD 560
American Airlines
From SGD 576
British Airways
From SGD 579
TAP Air Portugal
From SGD 594
KLM
From SGD 617
Air France
From SGD 617
easyJet
From SGD 617
Azores Airlines
From SGD 622
Air Europa
From SGD 649
Royal Air Maroc
From SGD 682

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What is the flight schedule from Humberto Delgado Airport to Ronald Reagan Washington National Airport?

Check the schedule for flights from Lisbon to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA259

    Humberto Delgado Airport

    10:55

    LIS

    8h 55m

    Direct

    14:50

    PHL

    S M T W T F S
    Search

  2. AA5437

    Philadelphia International Airport

    15:27

    PHL

    1h 24m

    Direct

    16:51

    DCA

    S - - - - - S

  3. TP257

    Humberto Delgado Airport

    10:40

    LIS

    8h 20m

    Direct

    14:00

    YYZ

    - M - W - F S
    Search

  4. AC8786

    Toronto Pearson International Airport

    20:55

    YYZ

    1h 39m

    Direct

    22:34

    DCA

    S M T W T F S

  5. BA1577

    Humberto Delgado Airport

    11:05

    LIS

    7h 50m

    Direct

    13:55

    PHL

    S M T W T F S
    Search

  6. BA6760

    Philadelphia International Airport

    19:40

    PHL

    1h 33m

    Direct

    21:13

    DCA

    S M T W T F S

  7. TS681

    Humberto Delgado Airport

    09:25

    LIS

    7h 50m

    Direct

    12:15

    YUL

    S M - W - F -
    Search

  8. TS7168

    Montréal-Pierre Elliott Trudeau International Airport

    14:15

    YUL

    1h 35m

    Direct

    15:50

    YYZ

    S M T W T F S

  9. AC8786

    Toronto Pearson International Airport

    20:55

    YYZ

    1h 39m

    Direct

    22:34

    DCA

    S M T W T F S

  10. TS481

    Humberto Delgado Airport

    08:35

    LIS

    8h 35m

    Direct

    12:10

    YYZ

    - - T W T - S
    Search

  11. AC8788

    Toronto Pearson International Airport

    21:00

    YYZ

    1h 33m

    Direct

    22:33

    DCA

    S M T W T F S

  12. TS481

    Humberto Delgado Airport

    08:35

    LIS

    8h 35m

    Direct

    12:10

    YYZ

    - - T W T - S
    Search

  13. AC8780

    Toronto Pearson International Airport

    07:20

    YYZ

    1h 35m

    Direct

    08:55

    DCA

    S M T W T F S
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About Humberto Delgado Airport and Ronald Reagan Washington National Airport

Learn about Humberto Delgado Airport (LIS) and Ronald Reagan Washington National Airport (DCA) — including location, terminals, transportation, and travel tips.

Flight distance 5,744.38km
Cheapest one-way ticket price SGD 576
Cheapest return ticket price SGD 734

FAQs for Humberto Delgado Airport to Ronald Reagan Washington National Airport Flights

  • What are the cheapest flights from Humberto Delgado Airport to Ronald Reagan Washington National Airport?

    One-way flights from Humberto Delgado Airport to Ronald Reagan Washington National Airport currently start from SGD 576, and round-trip fares start from SGD 734. The current lowest fare is a American Airlines flight departing on Mon, Nov 23; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Humberto Delgado Airport to Ronald Reagan Washington National Airport is SGD 1,112. Prices may vary depending on the departure date, airline, and availability.
  • Enter Humberto Delgado Airport and Ronald Reagan Washington National Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.