Trip.com
>
Flights
>
Flights to China
>
Flights to Shaanxi
>
Flights to Xi'an
Hotels in Xi'an
>
Flights from Washington D.C. to Xi'an

What to know about flights from Washington D.C. to Xi'an?

The distance between Washington D.C. and Xi'an is approximately 11,860.35 km. Based on Trip.com's data, travel demand peaks in August.

Cheapest one-way
$649
Air China Air China WAS-SIA 22h 20m · 1 stop Tue, Nov 10
Select flight
Cheapest round-trip
$1,063
Korean Air Korean Air WAS-SIA 34h 55m · 2 stops Wed, Nov 4 - Tue, Nov 10
Select flight
Recommended airlines
Air China Air ChinaCheapest· From $649 Air China Air ChinaMost booked
When to travel
September
Cheapest
August
Peak season for travel
Route details
11,860.35 km
Flight distance

Explore the cheapest one-way and round-trip flights from Washington D.C. to Xi'an over the next 90 days, with one-way fares from $649 and round-trip from $1,063. Based on Trip.com's latest 7-day flight data.

    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Nov 4 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Tue, Nov 10 | Korean Air
      $1,063 $1,565
      32% off
      32% off
      $1,565 $1,063
    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Thu, Nov 12 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Wed, Nov 18 | Korean Air
      $1,063 $1,565
      32% off
      32% off
      $1,565 $1,063
    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Mon, Nov 16 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Mon, Nov 23 | Korean Air
      $1,063 $1,565
      32% off
      32% off
      $1,565 $1,063
    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Mon, Nov 2 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Mon, Nov 9 | Korean Air
      $1,078
      31% off
      $1,565 $1,078
    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Tue, Nov 17 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Mon, Nov 23 | Korean Air
      $1,078
      31% off
      $1,565 $1,078
    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Tue, Nov 10 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Tue, Nov 17 | Korean Air
      $1,078
      31% off
      $1,565 $1,078
    • IAD 10:00 PM
      27h 30m
      XIY 2:30 PM
      Washington D.C. - Xi'an | Tue, Nov 10 | Air China
      XIY 2:00 PM
      41h 30m
      IAD 6:30 PM
      Xi'an - Washington D.C. | Mon, Nov 16 | Air China
      $1,089
      30% off
      $1,565 $1,089
    • IAD 10:00 PM
      30h 35m
      XIY 5:35 PM
      Washington D.C. - Xi'an | Tue, Nov 17 | Air China
      XIY 3:50 PM
      39h 40m
      IAD 6:30 PM
      Xi'an - Washington D.C. | Mon, Nov 23 | Air China
      $1,102
      30% off
      $1,565 $1,102
    • IAD 11:50 AM
      34h 55m
      XIY 11:45 AM
      Washington D.C. - Xi'an | Sun, Nov 1 | Korean Air
      XIY 12:55 PM
      33h 55m
      IAD 9:50 AM
      Xi'an - Washington D.C. | Wed, Nov 4 | Korean Air
      $1,111
      28% off
      $1,565 $1,111
    • WAS 1:00 PM
      17h 25m
      1 stop
      SIA 2:00 PM
      Washington D.C. - Xi'an | Mon, Oct 19 | Normal Airline
      SIA 3:00 PM
      6h
      Nonstop
      WAS 4:00 PM
      Xi'an - Washington D.C. | Wed, Oct 21 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      IAD 10:00 PM
      22h 20m
      1 stop
      XIY 9:20 AM
      Washington D.C. - Xi'an | Tue, Nov 10 | Air China
      $649 $1,043
      38% off
      38% off
      $1,043 $649
    • IAD 11:00 PM
      25h 45m
      1 stop
      XIY 12:45 PM
      Washington D.C. - Xi'an | Fri, Oct 30 | Air China
      $686 $1,043
      34% off
      34% off
      $1,043 $686
    • IAD 10:00 PM
      35h 25m
      1 stop
      XIY 10:25 PM
      Washington D.C. - Xi'an | Fri, Nov 27 | Air China
      $686 $1,043
      34% off
      34% off
      $1,043 $686
    • IAD 11:00 PM
      32h 20m
      1 stop
      XIY 7:20 PM
      Washington D.C. - Xi'an | Fri, Oct 23 | Air China
      $693
      34% off
      $1,043 $693
    • IAD 10:00 PM
      35h 35m
      1 stop
      XIY 10:35 PM
      Washington D.C. - Xi'an | Fri, Nov 6 | Air China
      $697
      33% off
      $1,043 $697
    • IAD 11:50 AM
      34h 55m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Mon, Nov 9 | Korean Air
      $724
      31% off
      $1,043 $724
    • IAD 11:50 AM
      34h 55m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Nov 18 | Korean Air
      $724
      31% off
      $1,043 $724
    • IAD 11:50 AM
      34h 55m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Tue, Nov 10 | Korean Air
      $724
      31% off
      $1,043 $724
    • IAD 11:50 AM
      34h 55m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Nov 25 | Korean Air
      $735
      30% off
      $1,043 $735
    • WAS 1:00 PM
      17h 25m
      1 stop
      SIA 2:00 PM
      Washington D.C. - Xi'an | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • IAD 11:35 PM
      23h 10m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Dec 16 | Air Premia
      $1,513 $2,131
      28% off
      28% off
      $2,131 $1,513
    • WAS 1:00 PM
      17h 25m
      1 stop
      SIA 2:00 PM
      Washington D.C. - Xi'an | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • IAD 10:00 PM
      22h 20m
      1 stop
      XIY 9:20 AM
      Washington D.C. - Xi'an | Tue, Nov 10 | Air China
      $649 $2,131
      70% off
      70% off
      $2,131 $649
    • IAD 11:35 PM
      23h 10m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Nov 4 | Air Premia
      $791 $2,131
      63% off
      63% off
      $2,131 $791
    • IAD 11:35 PM
      23h 10m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Nov 18 | Air Premia
      $1,174 $2,131
      45% off
      45% off
      $2,131 $1,174
    • IAD 11:35 PM
      23h 10m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Dec 23 | Air Premia
      $1,200
      44% off
      $2,131 $1,200
    • IAD 11:35 PM
      23h 10m
      1 stop
      XIY 11:45 AM
      Washington D.C. - Xi'an | Wed, Dec 16 | Air Premia
      $1,513
      28% off
      $2,131 $1,513
    • IAD 11:55 PM
      26h 10m
      2 stops
      XIY 3:05 PM
      Washington D.C. - Xi'an | Wed, Nov 11 | EVA Air
      $839
      61% off
      $2,131 $839
    • IAD 5:45 PM
      28h
      2 stops
      XIY 9:45 AM
      Washington D.C. - Xi'an | Thu, Oct 22 | Air China
      $963
      55% off
      $2,131 $963
    • WAS 1:00 PM
      17h 25m
      1 stop
      SIA 2:00 PM
      Washington D.C. - Xi'an | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Washington D.C. to Xi'an are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airlines are the most popular for Washington D.C. to Xi'an flights?

You can choose from 2 airlines that fly from Washington D.C. to Xi'an, including Air China, Air Premia, Air China has lowest fares on this route.
Air China logo Air China
Air Premia logo Air Premia
Airlines are determined based on actual purchased flight tickets from Washington D.C. to Xi'an according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Washington D.C. to Xi'an (WAS-SIA)?

    Based on Trip.com data, Air China offers one-way fares as low as $649 on Cheapest nonstop routes (e.g. IAD to XIY on Tue, Nov 10), while Korean Air offers Cheapest nonstop round-trips from $1,063 departing on Wed, Nov 4 and returning on Tue, Nov 10.
  • At the moment, you can catch a nonstop flight from Washington D.C. to Xi'an with the following airlines, including: Air Premia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Washington D.C. to Xi'an is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Washington D.C. to Xi'an, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Nov 10, with one-way flights priced at just $649.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air China.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Xi'an travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Washington D.C. to Xi'an is September, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Washington D.C. to Xi'an on October 28, 2026 with Korean Air, with prices starting at $728.
  • You can arrive at any of the following airports in Xi'an: Xi'an Xianyang International Airport (XIY). Flights from Dulles International Airport to Xi'an Xianyang International Airport (IAD-XIY) are by far the most popular option for this route.
  • The time difference between Xi'an and Washington D.C. is 13h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled 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 check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Washington D.C. to Xi'an is $956. Fares vary by travel date, airline and availability.
  • Enter Washington D.C. and Xi'an, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Explore More Popular Flights

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, 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 were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled 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 check the customer support pages.