What are the cheapest airlines flying from Boston to Xi'an round-trip?

Our cheapest airline available from Boston to Xi'an is Korean Air. Our recent data shows that you can find tickets from as low as $1,031 on this airline. Additional options worth looking into are Hainan Airlines and China Eastern, starting at $1,059 and $1,179 round-trip.

What is the cheapest month to book a flight from Boston to Xi'an?

Currently, March is the cheapest month in which you can book a flight from Boston to Xi'an (average of $956). Flying from Boston to Xi'an in June is currently the most expensive (average of $1,945). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Boston to Xi'an?

Travelers seeking maximum savings on their Boston to Xi'an flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Xi'an ranges from 0.0 - 3.9 inches per month. September is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Xi'an when rainfall is around 0.0 in.

If weather is an important factor for your trip to Xi'an, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest day to fly round-trip from Boston to Xi'an?

Saturday is generally a great day to depart. Flying on this day could help you save up to 65%.

Can I find deals for flights from Boston to Xi'an that include hotel bookings?

Yes. In addition to deals on Boston to Xi'an flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boston to Xi'an?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Xi'an.

Can I find deals for business class flights from Boston to Xi'an?

Yes. Cheapflights offers flight deals from Boston to Xi'an by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,016+ Flights from Boston to Xi'an

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Cheap flight deals from Boston to Xi'an

Round-trip from	$1,031 (oojo)

From Boston Logan Intl to Xi'an Xianyang

Search Deals

Find flight deals from Boston to Xi'an

Cheapest flights from Boston to Xi'an
Explore the most affordable flight options available from Boston to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Fri 11/216:40 pmBOS - XIY

2 stops40h 35mHainan Airlines

Tue 12/26:30 pmXIY - BOS

1 stop34h 50mHainan Airlines

Deal found 7/27

$1,016

Tue 10/1412:55 pmBOS - XIY

1 stop34h 35mKorean Air

Tue 10/2812:55 pmXIY - BOS

1 stop32h 45mKorean Air

Deal found 7/27

$1,031

Mon 11/248:30 amBOS - XIY

2 stops37h 30mAir China

Tue 12/27:30 pmXIY - BOS

2 stops39h 13mAir China

Deal found 7/27

$1,154

Fri 9/56:10 amBOS - XIY

2 stops29h 45mChina Eastern

Mon 10/136:00 pmXIY - BOS

2 stops41h 59mChina Eastern

Deal found 7/27

$1,179

Sat 9/66:50 amBOS - XIY

2 stops38h 45mMultiple Airlines

Sun 10/127:30 pmXIY - BOS

2 stops48h 29mMultiple Airlines

Deal found 7/27

$1,289

Best flights from Boston to Xi'an
Discover carefully curated flight deals from Boston to Xi'an that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Tue 10/1412:55 pmBOS - XIY

1 stop34h 35mKorean Air

Tue 10/2812:55 pmXIY - BOS

1 stop32h 45mKorean Air

Deal found 7/27

$1,031

Fri 9/56:40 pmBOS - XIY

2 stops26h 30mHainan Airlines

Fri 10/106:25 amXIY - BOS

1 stop22h 15mHainan Airlines

Deal found 7/27

$1,059

Fri 9/56:10 amBOS - XIY

2 stops29h 45mChina Eastern

Mon 10/136:00 pmXIY - BOS

2 stops41h 59mChina Eastern

Deal found 7/27

$1,179

Sat 9/66:50 amBOS - XIY

2 stops38h 45mMultiple Airlines

Sun 10/127:30 pmXIY - BOS

2 stops48h 29mMultiple Airlines

Deal found 7/27

$1,289

Tue 9/28:05 pmBOS - XIY

2 stops32h 20mLufthansa

Wed 10/88:30 amXIY - BOS

2 stops45h 10mLufthansa

Deal found 7/27

$1,496

Tue 9/29:30 amBOS - XIY

2 stops37h 50mAir China

Fri 10/105:30 pmXIY - BOS

2 stops26h 29mAir China

Deal found 7/27

$1,603

One-way flights from Boston to Xi'an
Search for one-way flight options from Boston to Xi'an. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Mon 9/156:02 amBOS - XIY

2 stops28h 13mUnited Airlines

Deal found 7/27

$3,552

Fly from

Fly to

Route

Depart

Return

Price

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Tue 10/14

12:55 pm-11:30 am

1 stop34h 35m

Xi'an Xianyang

Tue 10/28

12:55 pm-9:40 am

1 stop32h 45m

$1,031

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Fri 9/5

6:40 pm-9:10 am

2 stops26h 30m

Xi'an Xianyang

Fri 10/10

6:25 am-4:40 pm

1 stop22h 15m

$1,059

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Fri 9/5

6:10 am-11:55 pm

2 stops29h 45m

Xi'an Xianyang

Mon 10/13

6:00 pm-11:59 pm

2 stops41h 59m

$1,179

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Sat 9/6

6:50 am-9:35 am

2 stops38h 45m

Xi'an Xianyang

Sun 10/12

7:30 pm-7:59 am

2 stops48h 29m

$1,289

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Tue 9/2

8:05 pm-4:25 pm

2 stops32h 20m

Xi'an Xianyang

Wed 10/8

8:30 am-5:40 pm

2 stops45h 10m

$1,496

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Tue 9/2

9:30 am-11:20 am

2 stops37h 50m

Xi'an Xianyang

Fri 10/10

5:30 pm-7:59 am

2 stops26h 29m

$1,603

BostonXi'an

BOS - XIY

BOSXIY

Boston Logan Intl

Mon 9/15

6:02 am-10:15 pm

2 stops28h 13m

$3,552

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Boston to Xi'an

Have a flexible travel schedule? Discover the best time to fly to Xi'an from Boston with our price prediction graph.

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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Xi'an

What is the cheapest time of day to fly from BOS to XIY?

Unlike at noon, when flights are generally more expensive, you can save up to 37% on flights from Boston to Xi'an by exploring options for tickets in the afternoon.

Reviews of airlines servicing Xi'an

See what other customers who have flown with Korean Air, Hainan Airlines, and United Airlines from Boston to Xi'an have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Korean Air

8.4

Very good

1,121 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Hainan Airlines

8.2

Very good

43 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

United Airlines

7.4

Good

8,899 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Air China

7.3

Good

91 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

China Eastern

7.2

Good

158 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

What are the cheapest airlines flying from Boston to Xi'an round-trip?
Our cheapest airline available from Boston to Xi'an is Korean Air. Our recent data shows that you can find tickets from as low as $1,031 on this airline. Additional options worth looking into are Hainan Airlines and China Eastern, starting at $1,059 and $1,179 round-trip.
Can I find deals for flights from Boston to Xi'an that include hotel bookings?
Yes. In addition to deals on Boston to Xi'an flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Xi'an?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Xi'an.
Can I find deals for business class flights from Boston to Xi'an?
Yes. Cheapflights offers flight deals from Boston to Xi'an by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Boston to Xi'an?
Currently, March is the cheapest month in which you can book a flight from Boston to Xi'an (average of $956). Flying from Boston to Xi'an in June is currently the most expensive (average of $1,945). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Xi'an car rentals

Xi'an Xianyang Airport car rentals

Top airline flying from Boston to Xi'an

Airline	Cheapest	Average	Flexibility	On-time
Hainan Airlines	Cheapest$923	Average$1,196	FlexibilityNo cancel fee	On-time61%

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$1,016+ Cheap flights from Boston (BOS) to Xi'an (XIY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boston to Xi'an with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boston to Xi'an

Round-trip from

Find flight deals from Boston to Xi'an

Cheapest flights from Boston to Xi'anExplore the most affordable flight options available from Boston to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Boston to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Xi'an that are best for you.

Best time to book a flight from Boston to Xi'an

Have a flexible travel schedule? Discover the best time to fly to Xi'an from Boston with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Boston to Xi'an

What is the cheapest time of day to fly from BOS to XIY?

Find hourly flight availability from Boston to Xi'an. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

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 July 29, 2025.

See what other customers who have flown with Korean Air, Hainan Airlines, and United Airlines from Boston to Xi'an have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boston to Xi'an. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Boston to Xi'an round-trip?

Can I find deals for flights from Boston to Xi'an that include hotel bookings?

How can I find direct flights from Boston to Xi'an?

Can I find deals for business class flights from Boston to Xi'an?

What is the cheapest month to book a flight from Boston to Xi'an?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Xi'an by adding a car rental and/or hotel reservation to your travel itinerary.

Top airline flying from Boston to Xi'an

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Book with Flexibility

Travel Smart

Cheapest flights from Boston to Xi'an
Explore the most affordable flight options available from Boston to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.