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Cheap flights from Washington, D.C. to Xi'an from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Xi'an departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Xi'an

Cheap round-trip flights

United Airlines Logo
12:45 pm - 7:15 pmIAD-XIY
42h 30m2 stops
United Airlines Logo
8:30 am - 7:02 amXIY-IAD
34h 32m2 stops
$4,788United Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16
United Airlines Logo
7:28 pm - 7:15 pmBWI-XIY
35h 47m2 stops
United Airlines Logo
8:30 am - 5:50 amXIY-BWI
33h 20m2 stops
$4,858United Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16
Logo
8:28 am - 1:25 amIAD-XIY
28h 57m2 stops
Logo
6:20 am - 9:25 pmXIY-IAD
27h 05m2 stops
$5,989
Find Deal
Fri, Oct 10 - Fri, Oct 24
Air China Logo
11:00 pm - 10:15 pmIAD-XIY
35h 15m1 stop
Air China Logo
8:30 am - 7:30 pmXIY-IAD
23h 00m1 stop
$7,066Air China
Find Deal
Fri, Oct 10 - Fri, Oct 24
Air China Logo
11:00 pm - 11:20 amIAD-XIY
24h 20m1 stop
Air China Logo
5:30 pm - 7:09 amXIY-IAD
25h 39m2 stops
$7,077Air China
Find Deal
Fri, Oct 10 - Fri, Oct 24
Logo
8:28 am - 1:25 amIAD-XIY
28h 57m2 stops
Logo
7:10 am - 9:38 amXIY-IAD
38h 28m3 stops
$8,662
Find Deal
Fri, Oct 10 - Fri, Oct 24
Cathay Pacific Logo
6:38 am - 2:35 pmDCA-XIY
43h 57m2 stops
Cathay Pacific Logo
3:50 pm - 4:26 pmXIY-DCA
36h 36m2 stops
$9,615Cathay Pacific
Find Deal
Fri, Oct 10 - Fri, Oct 24
Logo
10:20 am - 11:55 pmIAD-XIY
25h 35m2 stops
Logo
1:50 am - 5:10 amXIY-IAD
39h 20m2 stops
$10,748
Find Deal
Fri, Oct 10 - Thu, Oct 23
Logo
11:00 pm - 9:45 amIAD-XIY
22h 45m1 stop
Logo
1:50 am - 5:10 amXIY-IAD
39h 20m2 stops
$10,930
Find Deal
Fri, Oct 10 - Thu, Oct 23
Cathay Pacific Logo
11:50 am - 2:35 pmBWI-XIY
38h 45m2 stops
Cathay Pacific Logo
3:50 pm - 11:48 pmXIY-BWI
43h 58m2 stops
$24,868Cathay Pacific
Find Deal
Fri, Oct 10 - Fri, Oct 24

Air China flights from Washington, D.C. to Xi'an

Our best Air China deals on Washington, D.C. to Xi'an flight tickets
Air China
Oct 10
IAD11:00 pmWashington, D.C. Dulles Intl
35h 15m
1 stop
XIY10:15 pmXi'an Xianyang
Oct 24
XIY8:30 amXi'an Xianyang
23h 00m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
$7,066
Find similar
Air China
Oct 10
IAD11:00 pmWashington, D.C. Dulles Intl
24h 20m
1 stop
XIY11:20 amXi'an Xianyang
Oct 24
XIY5:30 pmXi'an Xianyang
25h 39m
2 stops
IAD7:09 amWashington, D.C. Dulles Intl
$7,077
Find similar

Cathay Pacific flights from Washington, D.C. to Xi'an

Our best Cathay Pacific deals on Washington, D.C. to Xi'an flight tickets
Cathay Pacific
Oct 10
DCA6:38 amWashington, D.C. Reagan-National
43h 57m
2 stops
XIY2:35 pmXi'an Xianyang
Oct 24
XIY3:50 pmXi'an Xianyang
36h 36m
2 stops
DCA4:26 pmWashington, D.C. Reagan-National
$9,615
Find similar
Cathay Pacific
Oct 10
BWI11:50 amBaltimore/Washington
38h 45m
2 stops
XIY2:35 pmXi'an Xianyang
Oct 24
XIY3:50 pmXi'an Xianyang
43h 58m
2 stops
BWI11:48 pmBaltimore/Washington
$24,868
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Xi'an that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Thu 10/9

12:45 pm-7:15 pm

2 stops42h 30m

Xi'an Xianyang

Thu 10/16

8:30 am-7:02 am

2 stops34h 32m

$4,788

BaltimoreXi'an

BWI - XIY

BWIXIY

Baltimore/Washington

Thu 10/9

7:28 pm-7:15 pm

2 stops35h 47m

Xi'an Xianyang

Thu 10/16

8:30 am-5:50 am

2 stops33h 20m

$4,858

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 10/10

8:28 am-1:25 am

2 stops28h 57m

Xi'an Xianyang

Fri 10/24

6:20 am-9:25 pm

2 stops27h 05m

$5,989

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 10/10

11:00 pm-10:15 pm

1 stop35h 15m

Xi'an Xianyang

Fri 10/24

8:30 am-7:30 pm

1 stop23h 00m

$7,066

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 10/10

11:00 pm-11:20 am

1 stop24h 20m

Xi'an Xianyang

Fri 10/24

5:30 pm-7:09 am

2 stops25h 39m

$7,077

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 10/10

8:28 am-1:25 am

2 stops28h 57m

Xi'an Xianyang

Fri 10/24

7:10 am-9:38 am

3 stops38h 28m

$8,662

Washington, D.C.Xi'an

DCA - XIY

DCAXIY

Washington, D.C. Reagan-National

Fri 10/10

6:38 am-2:35 pm

2 stops43h 57m

Xi'an Xianyang

Fri 10/24

3:50 pm-4:26 pm

2 stops36h 36m

$9,615

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 10/10

10:20 am-11:55 pm

2 stops25h 35m

Xi'an Xianyang

Thu 10/23

1:50 am-5:10 am

2 stops39h 20m

$10,748

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 10/10

11:00 pm-9:45 am

1 stop22h 45m

Xi'an Xianyang

Thu 10/23

1:50 am-5:10 am

2 stops39h 20m

$10,930

BaltimoreXi'an

BWI - XIY

BWIXIY

Baltimore/Washington

Fri 10/10

11:50 am-2:35 pm

2 stops38h 45m

Xi'an Xianyang

Fri 10/24

3:50 pm-11:48 pm

2 stops43h 58m

$24,868

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. to Xi'an

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Xi'an?

The cheapest day to depart from Washington, D.C. to Xi'an is on a Monday when prices can be found for as low as $1,397. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,942.

What is the cheapest time of day to depart on your flight to Xi'an?

In the morning is the cheapest time of day to fly from Washington, D.C. to Xi'an when you can find flight prices for as low as $1,492. Flying to Xi'an in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,326 on average. Flights to Xi'an from Washington, D.C. in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Washington, D.C. to Xi'an

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Xi'an according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Xi'an (WAS to XIY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Xi'an

Direct flights

None
There are no direct flights from Washington, D.C. to Xi'an. There are no popular flight routes from Washington, D.C. to Xi'an.
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  • How far is Washington, D.C. to Xi'an Xianyang by plane?

    Xi'an Xianyang is 7362.1 mi away from Washington, D.C.. A reasonable flight in good conditions will take 22h 45m.

  • When did momondo last update prices for flights from Washington, D.C. to Xi'an Xianyang Airport?

    Prices for flights from Washington, D.C. to Xi'an Xianyang Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. to Xi'an Xianyang Airport?

  • How old do you have to be to fly from Washington, D.C. to Xi'an Xianyang Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Xi'an Xianyang Airport.

  • What documentation or ID do you need to fly to Xi'an Xianyang Airport?

    The travel and health documents required for your trip to Xi'an Xianyang Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Xi'an Xianyang Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. to Xi'an?

Best airlines flying from Washington, D.C. to Xi'an

Compare and see reviews for airlines that fly from Washington, D.C. to Xi'an with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom $1,332Free CancellationRating
7.3
95 reviews
Search Air China flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Xi'an?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Xi'an for you.

Can I find flights from Washington, D.C. to Xi'an with flexible booking policies on momondo?

momondo does allow users to show only those flights to Xi'an from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Xi'an?

Once all potential Washington, D.C. to Xi'an flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Xi'an right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Xi'an now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Xi'an and let you know when they change.

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