$572+ Cheap flights from Dulles Intl (IAD) to Xi'an (XIY)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — XIY
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Xi'an with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to Xi'an
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Cheapest flights from Dulles Intl to Xi'anExplore 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 August 1, 2026.
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 August 1, 2026.
This Justfly.com deal was found by Cheapflights users on 7/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:00 am
IAD
- XIY
2 stops39h 15m
Air China
Sat 10/318:30 am
XIY
- IAD
2 stops33h 05m
Air China
Deal found 7/31![Air China logo]()
$1,146
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:35 am
IAD
- XIY
2 stops25h 40m
Air China
Wed 11/188:35 pm
XIY
- IAD
2 stops46h 54m
Air China
Deal found 7/31![Air China logo]()
$1,178
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Mon 9/79:00 am
IAD
- XIY
2 stops39h 15m
Air China
Fri 9/1812:30 pm
XIY
- IAD
1 stop19h 00m
Air China
Deal found 7/30![Air China logo]()
$1,209
This Expedia deal was found by Cheapflights users on 8/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am
IAD
- XIY
2 stops40h 25m
Multiple Airlines
Sun 12/131:25 pm
XIY
- IAD
2 stops23h 34m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,222
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Mon 12/74:58 pm
IAD
- XIY
2 stops32h 42m
Cathay Pacific
Sun 12/133:55 pm
XIY
- IAD
2 stops50h 05m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$1,315
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Sat 12/54:58 pm
IAD
- XIY
2 stops32h 42m
Cathay Pacific
Sun 12/133:55 pm
XIY
- IAD
2 stops43h 48m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$1,365
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Sat 12/54:58 pm
IAD
- XIY
2 stops32h 42m
Cathay Pacific
Sat 12/123:55 pm
XIY
- IAD
2 stops43h 48m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$1,415
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:20 pm
IAD
- XIY
1 stop34h 50m
Multiple Airlines
Wed 11/183:55 pm
XIY
- IAD
2 stops30h 15m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,502
Best flights from Dulles Intl to Xi'anDiscover carefully curated flight deals from Dulles Intl to Xi'an that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Dulles Intl to Xi'an that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Mon 9/71:00 pm
IAD
- XIY
2 stops35h 15m
Air China
Fri 9/1811:35 am
XIY
- IAD
2 stops31h 18m
Air China
Deal found 7/30![Air China logo]()
$1,213
This Expedia deal was found by Cheapflights users on 8/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am
IAD
- XIY
2 stops40h 25m
Multiple Airlines
Sun 12/131:25 pm
XIY
- IAD
2 stops23h 34m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,222
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Mon 12/74:58 pm
IAD
- XIY
2 stops32h 42m
Cathay Pacific
Sun 12/133:55 pm
XIY
- IAD
2 stops50h 05m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$1,315
This Etihad Airways deal was found by Cheapflights users on 7/31. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 pm
IAD
- XIY
2 stops38h 55m
Etihad Airways
Mon 9/74:00 pm
XIY
- IAD
2 stops29h 45m
Etihad Airways
Deal found 7/31![Etihad Airways logo]()
$2,084
This Justfly.com deal was found by Cheapflights users on 8/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:58 pm
IAD
- XIY
2 stops32h 42m
Cathay Pacific
Mon 12/143:55 pm
XIY
- IAD
2 stops43h 48m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$1,315
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:20 pm
IAD
- XIY
1 stop34h 50m
Multiple Airlines
Wed 11/183:55 pm
XIY
- IAD
2 stops30h 15m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,502
This FlightHub deal was found by Cheapflights users on 8/1. 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 12/66:10 am
IAD
- XIY
2 stops43h 30m
Cathay Pacific
Sat 12/123:55 pm
XIY
- IAD
2 stops43h 48m
Cathay Pacific
Deal found 8/1![Cathay Pacific logo]()
$1,415
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:20 pm
IAD
- XIY
2 stops33h 55m
Multiple Airlines
Sat 10/317:00 am
XIY
- IAD
3 stops25h 23m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,706
Last-minute flights from Dulles Intl to Xi'anDiscover last-minute flight deals from Dulles Intl to Xi'an. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Xi'an. Data last updated August 1, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:20 pm
IAD
- XIY
2 stops33h 55m
Multiple Airlines
Thu 8/208:50 pm
XIY
- IAD
3 stops33h 20m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$2,054
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:35 am
IAD
- XIY
2 stops25h 40m
Air China
Wed 11/188:35 pm
XIY
- IAD
2 stops46h 54m
Air China
Deal found 7/31![Air China logo]()
$1,178
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:20 pm
IAD
- XIY
1 stop34h 50m
Multiple Airlines
Wed 11/183:55 pm
XIY
- IAD
2 stops30h 15m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,502
This Justfly.com deal was found by Cheapflights users on 7/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:00 am
IAD
- XIY
2 stops39h 15m
Air China
Sat 10/318:30 am
XIY
- IAD
2 stops33h 05m
Air China
Deal found 7/31![Air China logo]()
$1,146
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:20 pm
IAD
- XIY
1 stop34h 50m
Multiple Airlines
Sat 10/3110:10 am
XIY
- IAD
2 stops39h 35m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,635
One-way flights from Dulles Intl to Xi'anSearch for one-way flight options from Dulles Intl to Xi'an. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Dulles Intl to Xi'an. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:05 am
IAD
- XIY
3 stops39h 25m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$572
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:20 am
IAD
- XIY
3 stops44h 10m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$578
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:30 pm
IAD
- XIY
3 stops45h 20m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:20 am
IAD
- XIY
3 stops42h 15m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$604
This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:10 pm
IAD
- XIY
2 stops28h 50m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$619
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 pm
IAD
- XIY
2 stops28h 40m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$667
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:42 am
IAD
- XIY
2 stops40h 33m
Air China
Deal found 7/28![Air China logo]()
$674
Find 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 August 1, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,146 (Justfly.com) |
One-way from | $572 (Kiwi.com) |
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 August 1, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Mon 9/7
1:00 pm-12:15 pm
2 stops35h 15m
Xi'an Xianyang
Fri 9/18
11:35 am-6:53 am
2 stops31h 18m
$1,213
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Sun 12/6
7:00 am-12:25 pm
2 stops40h 25m
Xi'an Xianyang
Sun 12/13
1:25 pm-11:59 pm
2 stops23h 34m
$1,222
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Mon 12/7
4:58 pm-2:40 pm
2 stops32h 42m
Xi'an Xianyang
Sun 12/13
3:55 pm-5:00 am
2 stops50h 05m
$1,315
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Mon 12/7
4:58 pm-2:40 pm
2 stops32h 42m
Xi'an Xianyang
Mon 12/14
3:55 pm-10:43 pm
2 stops43h 48m
$1,315
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Sun 12/6
6:10 am-2:40 pm
2 stops43h 30m
Xi'an Xianyang
Sat 12/12
3:55 pm-10:43 pm
2 stops43h 48m
$1,415
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Wed 8/19
1:20 pm-12:10 pm
1 stop34h 50m
Xi'an Xianyang
Wed 11/18
3:55 pm-9:10 am
2 stops30h 15m
$1,502
Quickest round-trip
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Sun 8/23
1:20 pm-11:15 am
2 stops33h 55m
Xi'an Xianyang
Sat 10/31
7:00 am-8:23 pm
3 stops25h 23m
$1,706
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Thu 9/3
3:10 pm-6:05 pm
2 stops38h 55m
Xi'an Xianyang
Mon 9/7
4:00 pm-9:45 am
2 stops29h 45m
$2,084
Cheapest one-way
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Tue 9/8
6:20 am-12:35 pm
3 stops42h 15m
$604
Washington, D.C.Xi'an
IAD - XIY
IADXIY
Washington, D.C. Dulles Intl
Sat 9/5
3:10 pm-8:00 am
2 stops28h 50m
$619
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Xi'an
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Xi'an in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Xi'an flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Dulles Intl Airport-Xi'an flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
IAD-XIY
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.
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 August 1, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Xi'an, such as Air China. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.5
Boarding
7.8
Crew
8.0
Overall
7.4
Comfort
7.2
Food
7.2
Reviews
1 / 7
2.0
Mediocreguoliang,May 2026
PEK - LAX
Entertainment
6.5
Boarding
7.8
Crew
8.0
Overall
7.4
Comfort
7.2
Food
7.2
Reviews
1 / 7
2.0
Mediocreguoliang,May 2026
PEK - LAX
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.
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Dulles Intl and Xi'an flights
Browse other Dulles Intl and Xi'an flight options. Last updated on August 1, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on August 1, 2026.
Popular flight searches
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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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,277 | Average$1,513 | FlexibilityNo cancel fee | On-time67% |