Cheap flights from Washington, D.C. to Xi'an from $427

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 9/7. 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

Enter your travel dates to find the best prices.
Air China Logo
11:00 pm - 7:15 pm
IAD
-
XIY
32h 15m
1 stop
Air China Logo
8:30 am - 7:30 pm
XIY
-
IAD
23h 00m
1 stop
$1,250Air China
Fri, Apr 3 - Tue, May 5
Air China Logo
11:00 pm - 10:15 am
IAD
-
XIY
23h 15m
1 stop
Air China Logo
11:35 am - 7:30 pm
XIY
-
IAD
19h 55m
1 stop
$1,261Air China
Fri, Apr 3 - Tue, May 5
Cathay Pacific Logo
3:21 pm - 2:30 pm
DCA
-
XIY
59h 09m
2 stops
Cathay Pacific Logo
3:50 pm - 3:52 pm
XIY
-
DCA
36h 02m
2 stops
$1,270Cathay Pacific
Fri, Apr 3 - Tue, May 5
Air China Logo
11:00 pm - 9:45 am
IAD
-
XIY
22h 45m
1 stop
Air China Logo
8:30 pm - 10:27 pm
XIY
-
IAD
37h 57m
2 stops
$1,270Air China
Fri, Apr 3 - Tue, May 5
Air China Logo
11:00 pm - 2:55 pm
IAD
-
XIY
27h 55m
2 stops
Air China Logo
11:35 am - 7:30 pm
XIY
-
IAD
19h 55m
1 stop
$1,392Air China
Fri, Apr 3 - Tue, May 5
Multiple Airlines Logo
1:20 pm - 6:40 pm
IAD
-
XIY
41h 20m
2 stops
Multiple Airlines Logo
3:50 pm - 11:35 am
XIY
-
IAD
31h 45m
2 stops
$1,434Multiple Airlines
Sun, Apr 26 - Mon, Aug 3
Multiple Airlines Logo
1:20 pm - 6:40 pm
IAD
-
XIY
41h 20m
2 stops
Multiple Airlines Logo
3:50 pm - 11:35 am
XIY
-
IAD
55h 45m
2 stops
$1,438Multiple Airlines
Fri, Apr 24 - Sat, Aug 1
Cathay Pacific Logo
5:52 pm - 2:30 pm
IAD
-
XIY
32h 38m
2 stops
Cathay Pacific Logo
3:50 pm - 11:26 pm
XIY
-
IAD
43h 36m
2 stops
$1,472Cathay Pacific
Fri, Apr 3 - Tue, May 5
United Airlines Logo
6:05 am - 10:15 pm
BWI
-
XIY
28h 10m
2 stops
United Airlines Logo
3:30 pm - 5:14 am
XIY
-
BWI
49h 44m
2 stops
$3,255United Airlines
Wed, Apr 29 - Sun, May 3
United Airlines Logo
6:05 am - 10:15 pm
BWI
-
XIY
28h 10m
2 stops
United Airlines Logo
3:30 pm - 11:36 am
XIY
-
BWI
56h 06m
3 stops
$3,824United Airlines
Wed, Apr 29 - Sun, May 3

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
Apr 3
IAD11:00 pmWashington, D.C. Dulles Intl
32h 15m
1 stop
XIY7:15 pmXi'an Xianyang
May 5
XIY8:30 amXi'an Xianyang
23h 00m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
$1,250
Air China
Apr 3
IAD11:00 pmWashington, D.C. Dulles Intl
23h 15m
1 stop
XIY10:15 amXi'an Xianyang
May 5
XIY11:35 amXi'an Xianyang
19h 55m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
$1,261
Air China
Apr 3
IAD11:00 pmWashington, D.C. Dulles Intl
22h 45m
1 stop
XIY9:45 amXi'an Xianyang
May 5
XIY8:30 pmXi'an Xianyang
37h 57m
2 stops
IAD10:27 pmWashington, D.C. Dulles Intl
$1,270

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
Apr 3
DCA3:21 pmWashington, D.C. Reagan-National
59h 09m
2 stops
XIY2:30 pmXi'an Xianyang
May 5
XIY3:50 pmXi'an Xianyang
36h 02m
2 stops
DCA3:52 pmWashington, D.C. Reagan-National
$1,270
Cathay Pacific
Apr 3
IAD5:52 pmWashington, D.C. Dulles Intl
32h 38m
2 stops
XIY2:30 pmXi'an Xianyang
May 5
XIY3:50 pmXi'an Xianyang
43h 36m
2 stops
IAD11:26 pmWashington, D.C. Dulles Intl
$1,472
Cathay Pacific
Jun 19
DCA10:00 pmWashington, D.C. Reagan-National
52h 30m
2 stops
XIY2:30 pmXi'an Xianyang
Aug 14
XIY3:50 pmXi'an Xianyang
45h 01m
2 stops
DCA12:51 amWashington, D.C. Reagan-National
$2,556

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 March 12, 2026.
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

Cheapest round-trip

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 4/3

11:00 pm-7:15 pm

1 stop32h 15m

Xi'an Xianyang

Tue 5/5

8:30 am-7:30 pm

1 stop23h 00m

$1,250
Quickest round-trip

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 4/3

11:00 pm-10:15 am

1 stop23h 15m

Xi'an Xianyang

Tue 5/5

11:35 am-7:30 pm

1 stop19h 55m

$1,261

Washington, D.C.Xi'an

DCA - XIY

DCAXIY

Washington, D.C. Reagan-National

Fri 4/3

3:21 pm-2:30 pm

2 stops59h 09m

Xi'an Xianyang

Tue 5/5

3:50 pm-3:52 pm

2 stops36h 02m

$1,270

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 4/3

11:00 pm-9:45 am

1 stop22h 45m

Xi'an Xianyang

Tue 5/5

8:30 pm-10:27 pm

2 stops37h 57m

$1,270

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 4/3

11:00 pm-2:55 pm

2 stops27h 55m

Xi'an Xianyang

Tue 5/5

11:35 am-7:30 pm

1 stop19h 55m

$1,392

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Sun 4/26

1:20 pm-6:40 pm

2 stops41h 20m

Xi'an Xianyang

Mon 8/3

3:50 pm-11:35 am

2 stops31h 45m

$1,434

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-6:40 pm

2 stops41h 20m

Xi'an Xianyang

Sat 8/1

3:50 pm-11:35 am

2 stops55h 45m

$1,438

Washington, D.C.Xi'an

IAD - XIY

IADXIY

Washington, D.C. Dulles Intl

Fri 4/3

5:52 pm-2:30 pm

2 stops32h 38m

Xi'an Xianyang

Tue 5/5

3:50 pm-11:26 pm

2 stops43h 36m

$1,472

BaltimoreXi'an

BWI - XIY

BWIXIY

Baltimore/Washington

Wed 4/29

6:05 am-10:15 pm

2 stops28h 10m

Xi'an Xianyang

Sun 5/3

3:30 pm-5:14 am

2 stops49h 44m

$3,255

BaltimoreXi'an

BWI - XIY

BWIXIY

Baltimore/Washington

Wed 4/29

6:05 am-10:15 pm

2 stops28h 10m

Xi'an Xianyang

Sun 5/3

3:30 pm-11:36 am

3 stops56h 06m

$3,824

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

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Can stopping save me money on Washington, D.C. to Xi'an flights?

You could potentially save up to 27% on your flight if you consider stops on a Washington, D.C. to Xi'an flight.

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

Fastest flight time

28h 10m

Direct flights

None
The fastest flight from Washington, D.C. to Xi'an takes 28h 10m
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.
  • 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 28h 10m.

  • 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 $1,405Free CancellationRating
7.3
141 reviews
Search Air China flights

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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.

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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.

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Sat 4/11
Sat 4/18

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