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Ronald Reagan Washington National Airport to Wattay International Airport flight

Explore the cheapest one-way and round-trip flights from Ronald Reagan Washington National Airport to Wattay International Airport over the next 90 days, with one-way fares from THB 22,750 and round-trip from THB 37,970. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Sat, Nov 7 | Delta Air Lines
      THB 22,750 THB 50,830
      55% off
      55% off
      THB 50,830 THB 22,750
    • DCA 09:30
      50h 55m
      2 stops
      VTE 00:25
      Washington D.C. - Vientiane | Tue, Nov 17 | Alaska Airlines
      THB 22,940 THB 50,830
      55% off
      55% off
      THB 50,830 THB 22,940
    • DCA 08:42
      51h 43m
      2 stops
      VTE 00:25
      Washington D.C. - Vientiane | Sun, Nov 15 | American Airlines
      THB 25,240 THB 50,830
      50% off
      50% off
      THB 50,830 THB 25,240
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Tue, Nov 17 | Delta Air Lines
      THB 37,920
      25% off
      THB 50,830 THB 37,920
    • DCA 16:40
      44h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Fri, Oct 30 | Delta Air Lines
      THB 40,660
      20% off
      THB 50,830 THB 40,660
    • WAS 13:00
      17h 25m
      1 stop
      VTE 14:00
      Washington D.C. - Vientiane | Thu, Oct 29 | Normal Airline
      More cheap flights
      More cheap flights
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Sat, Dec 5 | Delta Air Lines
      VTE 01:05
      50h 16m
      2 stops
      DCA 15:21
      Vientiane - Washington D.C. | Thu, Dec 10 | China Eastern Airlines
      THB 37,970 THB 217,220
      83% off
      83% off
      THB 217,220 THB 37,970
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Sun, Dec 6 | Delta Air Lines
      VTE 01:05
      50h 16m
      2 stops
      DCA 15:21
      Vientiane - Washington D.C. | Sun, Dec 13 | China Eastern Airlines
      THB 39,080 THB 217,220
      82% off
      82% off
      THB 217,220 THB 39,080
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Thu, Nov 12 | Delta Air Lines
      VTE 01:05
      50h 14m
      2 stops
      DCA 15:19
      Vientiane - Washington D.C. | Wed, Nov 18 | China Eastern Airlines
      THB 39,160 THB 217,220
      82% off
      82% off
      THB 217,220 THB 39,160
    • DCA 11:05
      25h
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Mon, Nov 23 | Delta Air Lines
      VTE 01:05
      50h 16m
      2 stops
      DCA 15:21
      Vientiane - Washington D.C. | Tue, Dec 1 | China Eastern Airlines
      THB 45,710
      79% off
      THB 217,220 THB 45,710
    • DCA 11:13
      24h 52m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Wed, Nov 18 | Delta Air Lines
      VTE 01:05
      28h 23m
      2 stops
      IAD 17:28
      Vientiane - Washington D.C. | Sun, Nov 22 | China Eastern Airlines
      THB 51,390
      76% off
      THB 217,220 THB 51,390
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Fri, Dec 4 | Delta Air Lines
      VTE 01:05
      50h 16m
      2 stops
      DCA 15:21
      Vientiane - Washington D.C. | Fri, Dec 11 | China Eastern Airlines
      THB 52,750
      76% off
      THB 217,220 THB 52,750
    • DCA 11:05
      35h 25m
      2 stops
      VTE 10:30
      Washington D.C. - Vientiane | Fri, Dec 11 | Delta Air Lines
      VTE 16:25
      34h 56m
      2 stops
      DCA 15:21
      Vientiane - Washington D.C. | Sat, Dec 19 | China Southern Airlines
      THB 119,850
      45% off
      THB 217,220 THB 119,850
    • DCA 06:08
      29h 57m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Mon, Nov 2 | Delta Air Lines
      VTE 01:05
      50h 24m
      2 stops
      DCA 15:29
      Vientiane - Washington D.C. | Sat, Nov 7 | China Eastern Airlines
      THB 173,770
      20% off
      THB 217,220 THB 173,770
    • WAS 13:00
      17h 25m
      1 stop
      VTE 14:00
      Washington D.C. - Vientiane | Thu, Oct 29 | Normal Airline
      VTE 15:00
      6h
      Nonstop
      WAS 16:00
      Vientiane - Washington D.C. | Sat, Oct 31 | Normal Airline
      More cheap flights
      More cheap flights
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Sat, Nov 7 | Delta Air Lines
      THB 22,750 THB 50,830
      55% off
      55% off
      THB 50,830 THB 22,750
    • DCA 16:40
      43h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Tue, Nov 17 | Delta Air Lines
      THB 37,920 THB 50,830
      25% off
      25% off
      THB 50,830 THB 37,920
    • DCA 16:40
      44h 25m
      2 stops
      VTE 00:05
      Washington D.C. - Vientiane | Fri, Oct 30 | Delta Air Lines
      THB 40,660 THB 50,830
      20% off
      20% off
      THB 50,830 THB 40,660
    • DCA 09:30
      50h 55m
      2 stops
      VTE 00:25
      Washington D.C. - Vientiane | Tue, Nov 17 | Alaska Airlines
      THB 22,940
      55% off
      THB 50,830 THB 22,940
    • DCA 08:42
      51h 43m
      2 stops
      VTE 00:25
      Washington D.C. - Vientiane | Sun, Nov 15 | American Airlines
      THB 25,240
      50% off
      THB 50,830 THB 25,240
    • WAS 13:00
      17h 25m
      1 stop
      VTE 14:00
      Washington D.C. - Vientiane | Thu, Oct 29 | Normal Airline
      More cheap flights
      More cheap flights

Displayed flight fares from Washington D.C. to Vientiane 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 Ronald Reagan Washington National Airport to Wattay International Airport?

The cheapest airline flying from Ronald Reagan Washington National Airport to Wattay International Airport is Delta Air Lines (from THB 22,750) among 3 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From THB 22,750
Alaska Airlines
From THB 22,940
American Airlines
From THB 25,240

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What is the flight schedule from Ronald Reagan Washington National Airport to Wattay International Airport?

Check on the flight schedule from Washington D.C. to Vientiane to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL5802

    Ronald Reagan Washington National Airport

    06:00

    DCA

    1h 22m

    Nonstop

    07:22

    JFK

    S M T W T F S
    Search

  2. MU588

    John F. Kennedy International Airport

    16:25

    JFK

    15h

    Nonstop

    19:25

    PVG

    S - T - - - -

  3. MU283

    Shanghai Pudong International Airport

    20:35

    PVG

    4h 30m

    Nonstop

    00:05

    VTE

    S M T W T F S

  4. DL392

    Ronald Reagan Washington National Airport

    16:40

    DCA

    5h 38m

    Nonstop

    19:18

    LAX

    S M T W T F S
    Search

  5. MU586

    Los Angeles International Airport

    12:30

    LAX

    13h 45m

    Nonstop

    17:15

    PVG

    S M T W T F S

  6. MU283

    Shanghai Pudong International Airport

    20:35

    PVG

    4h 30m

    Nonstop

    00:05

    VTE

    S M T W T F S

  7. AS005

    Ronald Reagan Washington National Airport

    09:30

    DCA

    5h 36m

    Nonstop

    12:06

    LAX

    S M T W T F S
    Search

  8. 3U3838

    Los Angeles International Airport

    22:30

    LAX

    14h 40m

    Nonstop

    04:10

    HGH

    - M - - T - S

  9. 3U3838

    Hangzhou Xiaoshan International Airport

    05:10

    HGH

    3h

    Nonstop

    08:10

    TFU

    - M - W - - S

  10. 3U3927

    Chengdu Tianfu International Airport

    22:45

    TFU

    2h 40m

    Nonstop

    00:25

    VTE

    S M T W T F S

  11. AA1966

    Ronald Reagan Washington National Airport

    08:52

    DCA

    5h 59m

    Nonstop

    11:51

    LAX

    S M T W T F S
    Search

  12. 3U3838

    Los Angeles International Airport

    22:30

    LAX

    14h 40m

    Nonstop

    04:10

    HGH

    - M - - T - S

  13. 3U3838

    Hangzhou Xiaoshan International Airport

    05:10

    HGH

    3h

    Nonstop

    08:10

    TFU

    - M - W - - S

  14. 3U3927

    Chengdu Tianfu International Airport

    22:45

    TFU

    2h 40m

    Nonstop

    00:25

    VTE

    S M T W T F S
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About Ronald Reagan Washington National Airport and Wattay International Airport

Learn about Ronald Reagan Washington National Airport (DCA) and Wattay International Airport (VTE) — including location, terminals, transportation, and travel tips.

Flight distance 13,711.21 km
Cheapest one-way ticket price THB 22,750
Cheapest return ticket price THB 37,970

FAQs for Ronald Reagan Washington National Airport to Wattay International Airport Flights

  • What is the transportation method from the main airport to downtown in Vientiane?

    • The distance from Wattay International Airport to downtown is about 5 km, by taxi about 20 minutes.
  • One-way flights from Ronald Reagan Washington National Airport to Wattay International Airport currently start from THB 22,750, and round-trip fares start from THB 37,970. The current lowest fare is a Delta Air Lines flight departing on Sat, Nov 7; prices may vary depending on availability.
  • Enter Ronald Reagan Washington National Airport and Wattay International 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.

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to 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 based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.