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$1,814+ Cheap flights from Dulles Intl (IAD) to Xi'an (XIY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — XIY
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Dulles Intl to Xi'an

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Xi'an (XIY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$6,340
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$1,430
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Xi'an Xianyang flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Xi'an Xianyang flights.
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From Washington, D.C. Dulles Intl to Xi'an Xianyang
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Highest demand for flights based on searches. 16% potential increase in price ($328 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Dulles Intl to Xi'an

Cheapest flights from Dulles Intl to Xi'an
Explore the most affordable flight options available from Dulles Intl to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Ovago deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2911:00 pmIAD - XIY
1 stop22h 45mAir China
Tue 8/2611:00 amXIY - IAD
1 stop20h 30mAir China
Deal found 3/27$1,814
This oojo deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/61:30 pmIAD - XIY
1 stop34h 00mKorean Air
Fri 7/1112:40 pmXIY - IAD
1 stop34h 35mKorean Air
Deal found 3/27$2,804
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:30 amIAD - XIY
2 stops27h 45mUnited Airlines
Sun 5/183:30 pmXIY - IAD
2 stops41h 44mUnited Airlines
Deal found 3/26$6,340
This FlightHub deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/65:53 pmIAD - XIY
3 stops36h 22mMultiple Airlines
Fri 7/111:10 pmXIY - IAD
2 stops28h 08mMultiple Airlines
Deal found 3/27$12,096

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Xi'an that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Xi'an that are best for you.

Fly from

Dulles Intl

Fly to

Xi'an

Route

Depart

Return

Price

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Tue 7/29

11:00 pm-9:45 am

1 stop22h 45m

Xi'an Xianyang

Tue 8/26

11:00 am-7:30 pm

1 stop20h 30m

$1,814

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Sun 7/6

1:30 pm-11:30 am

1 stop34h 00m

Xi'an Xianyang

Fri 7/11

12:40 pm-11:15 am

1 stop34h 35m

$2,804

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Sun 5/11

6:30 am-10:15 pm

2 stops27h 45m

Xi'an Xianyang

Sun 5/18

3:30 pm-9:14 pm

2 stops41h 44m

$6,340

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Sun 7/6

5:53 pm-6:15 pm

3 stops36h 22m

Xi'an Xianyang

Fri 7/11

1:10 pm-5:18 am

2 stops28h 08m

$12,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Xi'an flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Xi'an flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Xi'an flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Xi'an flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Xi'an flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Xi'an

Have a flexible travel schedule? Discover the best time to fly to Xi'an from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Xi'an

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Xi'an?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Xi'an (average of $960). Flying from Washington, D.C. Dulles Intl Airport to Xi'an in June is currently the most expensive (average of $2,076). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to XIY?

Find hourly flight availability from Dulles Intl to Xi'an. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Xi'an is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 17% on airfare.

Rainfall in Xi'an by month

Plan your trip to Xi'an by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Xi'an ranges from 0.0 - 3.9 inches per month. September is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Xi'an when rainfall is around 0.0 in.

Temperature in Xi'an by month

Plan your trip to Xi'an by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Xi'an, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Xi'an

Get insights into the airlines that provide service to Xi'an. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Xi'an. Reviews last updated March 28, 2025.
United Airlines
7.4
Good
8,603 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.0

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,603 reviews
United Airlines
7.4
Good
8,603 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.0

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Xi'an. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Xi'an from Washington, D.C. Dulles Intl?

    Xi'an Xianyang (XIY), located 16.5 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Xi'an. 1 airline have flights to Xianyang from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Xi'an Xianyang should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Xi'an round-trip?

    Flying on United Airlines is currently your cheapest option to Xi'an, with prices starting at $6,340.

  • Can I find deals for flights from Dulles Intl to Xi'an that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Xi'an flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Xi'an?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Xi'an.

  • Can I find deals for business class flights from Dulles Intl to Xi'an?

    Yes. Cheapflights offers flight deals from Dulles Intl to Xi'an by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Xi'an?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Xi'an (average of $960). Flying from Washington, D.C. Dulles Intl Airport to Xi'an in June is currently the most expensive (average of $2,076). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Xi'an

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to Xi'an flights

Top airline flying from Dulles Intl to Xi'an

Discover the top airline that operate flights from Dulles Intl to Xi'an. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$1,304Average$1,480FlexibilityNo cancel feeOn-time67%
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