$771 Cheap Flights from Boston (BOS) to Xining (XNN)

View $771 flight on Tue, Aug 26, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Xining (XNN-Caojiabao Intl.)

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Cheap Flights from Boston to Xining (BOS-XNN)

Prices were available within the past 7 days and start at $771 for one-way flights and $1,558 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,558 Roundtrip, found 2 days ago
$1,558
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,558 found 2 days ago
Qatar Airways
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,561 Roundtrip, found 2 days ago
$1,561
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,561 found 2 days ago
Air China
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,567 Roundtrip, found 2 days ago
$1,567
Roundtrip
found 2 days ago
Select Air China flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,567 found 2 days ago
Qatar Airways
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,705 Roundtrip, found 2 days ago
$1,705
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,705 found 2 days ago
Qatar Airways
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,708 Roundtrip, found 2 days ago
$1,708
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,708 found 2 days ago
Air China
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,911 Roundtrip, found 2 days ago
$1,911
Roundtrip
found 2 days ago
Select Air China flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,911 found 2 days ago
Air China
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$1,967 Roundtrip, found 2 days ago
$1,967
Roundtrip
found 2 days ago
Select Air China flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $1,967 found 2 days ago
Etihad Airways
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$2,080 Roundtrip, found 2 days ago
$2,080
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $2,080 found 2 days ago
Cathay Pacific
Tue, Aug 26 - Tue, Sep 2
BOS
Boston
XNN
Xining
$2,165 Roundtrip, found 2 days ago
$2,165
Roundtrip
found 2 days ago
Select Cathay Pacific flight, departing Tue, Aug 26 from Boston to Xining, returning Tue, Sep 2, priced at $2,165 found 2 days ago
China Southern Airlines
Fri, Dec 19 - Sat, Jan 3
BOS
Boston
XNN
Xining
$4,752 Roundtrip, found 10 hours ago
$4,752
Roundtrip
found 10 hours ago
Select China Southern Airlines flight, departing Fri, Dec 19 from Boston to Xining, returning Sat, Jan 3, priced at $4,752 found 10 hours ago
Flights from Boston (BOS) to Xining (XNN)
Origin airport
Logan Intl.
Destination airport
Caojiabao Intl.
Airlines serving
China Southern Airlines
Roundtrip price
$1,558
Distance
6968 mi

Boston to Xining Flights

The cheapest times to fly from Boston to Xining

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Xining are during the month of August. You can find some of the cheapest flights from Boston to Xining with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Xining

Sunday is one of the best days to book for cheap flights from Boston to Xining: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Xining

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Xining in 2025. You can also book with separate airlines for your outbound and return journeys, from $771 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Xining flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Xining airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Xining Airport (XNN) cost?
Discover the latest flight deals from BOS to XNN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BOS to XNN?
The cheapest flights from BOS to XNN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BOS to XNN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BOS to XNN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Logan Intl. Airport (BOS) to Xining Airport (XNN)?
Nonstop flights from Logan Intl. Airport (BOS) to Xining Airport (XNN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to XNN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to Xining Airport (XNN)?
To land at Xining Airport (XNN) on time, pick a flight that takes off from Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Xining Airport (XNN) last-minute?
Waiting until just before your departure to book a flight from BOS to XNN often results in higher prices. While it's possible to find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a BOS to XNN flight and hotel package?
Securing a BOS to XNN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our impressive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Xining Airport (XNN)?
If you reserved your BOS to XNN flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.