When did momondo last update prices for flights from Washington, D.C. to Xining Caojiabao Airport?

Prices for flights from Washington, D.C. to Xining Caojiabao Airport were last updated today.

How old do you have to be to fly from Washington, D.C. to Xining Caojiabao 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 Xining Caojiabao Airport.

What documentation or ID do you need to fly to Xining Caojiabao Airport?

The travel and health documents required for your trip to Xining Caojiabao 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 Xining Caojiabao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,726 Cheap Flights from Washington, D.C. to Xining in 2026

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Find the cheapest flights from Washington, D.C. to Xining

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 pm - 2:45 pm

IAD

XNN

52h 35m

2 stops

7:55 pm - 1:17 am

XNN

IAD

41h 22m

2 stops

$2,082Air China

Fri, Sep 25 - Tue, Sep 29

10:10 pm - 8:50 am

IAD

XNN

46h 40m

2 stops

7:55 pm - 1:17 am

XNN

IAD

41h 22m

2 stops

$2,215Air China

Fri, Sep 25 - Tue, Sep 29

10:10 pm - 8:50 am

IAD

XNN

46h 40m

2 stops

9:35 am - 7:30 pm

XNN

IAD

21h 55m

1 stop

$2,225Air China

Fri, Sep 25 - Tue, Sep 29

10:10 pm - 2:45 pm

IAD

XNN

52h 35m

2 stops

9:35 am - 7:30 pm

XNN

IAD

21h 55m

1 stop

$2,226Air China

Fri, Sep 25 - Tue, Sep 29

11:00 pm - 5:45 pm

IAD

XNN

30h 45m

1 stop

9:35 am - 7:30 pm

XNN

IAD

21h 55m

1 stop

$2,481Air China

Fri, Sep 25 - Tue, Sep 29

11:00 pm - 8:40 am

IAD

XNN

21h 40m

1 stop

9:35 am - 7:30 pm

XNN

IAD

21h 55m

1 stop

$2,595Air China

Fri, Sep 25 - Tue, Sep 29

11:00 pm - 8:40 am

IAD

XNN

21h 40m

1 stop

9:35 am - 7:30 pm

XNN

IAD

21h 55m

1 stop

$2,596Air China

Fri, Sep 25 - Tue, Sep 29

Air China flights from Washington, D.C. to Xining

Our best Air China deals on Washington, D.C. to Xining flight tickets

Air China

Sep 25

IAD10:10 pmWashington, D.C. Dulles Intl

52h 35m

2 stops

XNN2:45 pmXining Caojiabao

Sep 29

XNN7:55 pmXining Caojiabao

41h 22m

2 stops

IAD1:17 amWashington, D.C. Dulles Intl

$2,082

Air China

Sep 25

IAD10:10 pmWashington, D.C. Dulles Intl

46h 40m

2 stops

XNN8:50 amXining Caojiabao

Sep 29

XNN7:55 pmXining Caojiabao

41h 22m

2 stops

IAD1:17 amWashington, D.C. Dulles Intl

$2,215

Air China

Sep 25

IAD10:10 pmWashington, D.C. Dulles Intl

52h 35m

2 stops

XNN2:45 pmXining Caojiabao

Sep 29

XNN9:35 amXining Caojiabao

21h 55m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$2,226

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

10:10 pm-2:45 pm

2 stops52h 35m

Xining Caojiabao

Tue 9/29

7:55 pm-1:17 am

2 stops41h 22m

$2,082

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

10:10 pm-8:50 am

2 stops46h 40m

Xining Caojiabao

Tue 9/29

7:55 pm-1:17 am

2 stops41h 22m

$2,215

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

10:10 pm-8:50 am

2 stops46h 40m

Xining Caojiabao

Tue 9/29

9:35 am-7:30 pm

1 stop21h 55m

$2,225

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

10:10 pm-2:45 pm

2 stops52h 35m

Xining Caojiabao

Tue 9/29

9:35 am-7:30 pm

1 stop21h 55m

$2,226

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

11:00 pm-5:45 pm

1 stop30h 45m

Xining Caojiabao

Tue 9/29

9:35 am-7:30 pm

1 stop21h 55m

$2,481

Quickest round-trip

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

11:00 pm-8:40 am

1 stop21h 40m

Xining Caojiabao

Tue 9/29

9:35 am-7:30 pm

1 stop21h 55m

$2,595

Washington, D.C.Xining

IAD - XNN

IADXNN

Washington, D.C. Dulles Intl

Fri 9/25

11:00 pm-8:40 am

1 stop21h 40m

Xining Caojiabao

Tue 9/29

9:35 am-7:30 pm

1 stop21h 55m

$2,596

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Xining

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

How long does it take to fly to Xining?

On average, it takes 34h 57m to fly from Washington, D.C. to Xining if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Xining (the most popular airport in Xining). If you’re flying out of Baltimore and into Xining, then the flight time is around 37h 11m.

When to book flights from Washington, D.C. to Xining

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Xining according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Xining (WAS to XNN) flight deals and tips

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

Fastest flight time	34h 40m
Direct flights	None

The fastest flight from Washington, D.C. to Xining takes 34h 40m

There are no direct flights from Washington, D.C. to Xining. There are no popular flight routes from Washington, D.C. to Xining.

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Frequently asked questions about flying from Washington, D.C. to Xining

How far is Washington, D.C. to Xining Caojiabao by plane?
The distance between Washington, D.C. and Xining Caojiabao is about 7212.5 mi. Typically, this will take 34h 40m by plane in normal conditions.
When did momondo last update prices for flights from Washington, D.C. to Xining Caojiabao Airport?
Prices for flights from Washington, D.C. to Xining Caojiabao Airport were last updated today.
How old do you have to be to fly from Washington, D.C. to Xining Caojiabao 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 Xining Caojiabao Airport.
What documentation or ID do you need to fly to Xining Caojiabao Airport?
The travel and health documents required for your trip to Xining Caojiabao 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 Xining Caojiabao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Xining. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Xining flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Xining?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Xining.

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

Yes momondo offers price alerts on flights to Xining from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.