What airlines fly to Sibiu?

Lufthansa, Turkish Airlines and SWISS are the top three most popular airlines that fly to Sibiu from Boston according to our data. Lufthansa is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Sibiu. Keep in mind that there are 4 different airlines that fly to Sibiu on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boston Logan Intl Airport to Sibiu Airport?

Prices for flights from Boston Logan Intl Airport to Sibiu Airport are updated daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to Sibiu Airport?

As of December 2025, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to Sibiu Airport.

How old do you have to be to fly from Boston Logan Intl Airport to Sibiu Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Sibiu Airport.

What documentation or ID do you need to fly to Sibiu Airport?

The travel and health documents you'll need for your trip to Sibiu Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sibiu Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$507 Cheap Flights from Boston to Sibiu in 2025/26

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Find the cheapest flights from Boston to Sibiu

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 3:25 pm

BOS

SBZ

26h 10m2 stops

7:00 pm - 10:37 pm

SBZ

BOS

34h 37m2 stops

$507Multiple Airlines

Sat, Jan 17 - Sat, Jan 24

8:40 pm - 6:15 pm

BOS

SBZ

14h 35m1 stop

4:05 pm - 5:14 pm

SBZ

BOS

32h 09m2 stops

$547Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

9:30 am - 6:15 pm

BOS

SBZ

25h 45m2 stops

2:30 pm - 11:49 pm

SBZ

BOS

40h 19m2 stops

$564United Airlines

Mon, Feb 2 - Mon, Feb 9

8:40 pm - 1:45 pm

BOS

SBZ

10h 05m1 stop

7:00 pm - 10:37 pm

SBZ

BOS

34h 37m2 stops

$576Multiple Airlines

Sat, Jan 17 - Sat, Jan 24

9:30 am - 6:15 pm

BOS

SBZ

25h 45m2 stops

2:30 pm - 3:57 pm

SBZ

BOS

56h 27m2 stops

$610United Airlines

Wed, Jan 14 - Sun, Jan 18

8:40 pm - 1:45 pm

BOS

SBZ

10h 05m1 stop

7:00 pm - 6:35 pm

SBZ

BOS

30h 35m1 stop

$645Lufthansa

Sat, Jan 17 - Sat, Jan 24

8:40 pm - 6:15 pm

BOS

SBZ

14h 35m1 stop

2:30 pm - 12:46 pm

SBZ

BOS

53h 16m2 stops

$651United Airlines

Wed, Jan 14 - Sun, Jan 18

9:30 am - 6:15 pm

BOS

SBZ

25h 45m2 stops

2:30 pm - 12:46 pm

SBZ

BOS

53h 16m2 stops

$656United Airlines

Wed, Jan 14 - Sun, Jan 18

8:40 pm - 6:15 pm

BOS

SBZ

14h 35m1 stop

2:30 pm - 9:52 pm

SBZ

BOS

14h 22m2 stops

$734United Airlines

Wed, Jan 14 - Sun, Jan 18

9:30 am - 6:15 pm

BOS

SBZ

25h 45m2 stops

2:30 pm - 9:52 pm

SBZ

BOS

14h 22m2 stops

$738United Airlines

Wed, Jan 14 - Sun, Jan 18

United Airlines flights from Boston to Sibiu

Our best United Airlines deals on Boston to Sibiu flight tickets

United Airlines

Feb 2

BOS9:30 amBoston Logan Intl

25h 45m

2 stops

SBZ6:15 pmSibiu

Feb 9

SBZ2:30 pmSibiu

40h 19m

2 stops

BOS11:49 pmBoston Logan Intl

$564

Find similar

United Airlines

Jan 14

BOS9:30 amBoston Logan Intl

25h 45m

2 stops

SBZ6:15 pmSibiu

Jan 18

SBZ2:30 pmSibiu

56h 27m

2 stops

BOS3:57 pmBoston Logan Intl

$610

Find similar

United Airlines

Jan 14

BOS8:40 pmBoston Logan Intl

14h 35m

1 stop

SBZ6:15 pmSibiu

Jan 18

SBZ2:30 pmSibiu

53h 16m

2 stops

BOS12:46 pmBoston Logan Intl

$651

Find similar

Lufthansa flights from Boston to Sibiu

Our best Lufthansa deals on Boston to Sibiu flight tickets

Lufthansa

Jan 17

BOS8:40 pmBoston Logan Intl

10h 05m

1 stop

SBZ1:45 pmSibiu

Jan 24

SBZ7:00 pmSibiu

30h 35m

1 stop

BOS6:35 pmBoston Logan Intl

$645

Find similar

Lufthansa

Dec 30

BOS7:44 pmBoston Logan Intl

39h 31m

2 stops

SBZ6:15 pmSibiu

Jan 17

SBZ7:00 pmSibiu

30h 57m

2 stops

BOS6:57 pmBoston Logan Intl

$843

Find similar

Lufthansa

Dec 30

BOS4:20 pmBoston Logan Intl

42h 55m

2 stops

SBZ6:15 pmSibiu

Jan 17

SBZ7:00 pmSibiu

30h 35m

1 stop

BOS6:35 pmBoston Logan Intl

$978

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Sat 1/17

6:15 am-3:25 pm

2 stops26h 10m

Sibiu

Sat 1/24

7:00 pm-10:37 pm

2 stops34h 37m

$507

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Mon 2/2

8:40 pm-6:15 pm

1 stop14h 35m

Sibiu

Mon 2/9

4:05 pm-5:14 pm

2 stops32h 09m

$547

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Mon 2/2

9:30 am-6:15 pm

2 stops25h 45m

Sibiu

Mon 2/9

2:30 pm-11:49 pm

2 stops40h 19m

$564

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Sat 1/17

8:40 pm-1:45 pm

1 stop10h 05m

Sibiu

Sat 1/24

7:00 pm-10:37 pm

2 stops34h 37m

$576

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 1/14

9:30 am-6:15 pm

2 stops25h 45m

Sibiu

Sun 1/18

2:30 pm-3:57 pm

2 stops56h 27m

$610

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Sat 1/17

8:40 pm-1:45 pm

1 stop10h 05m

Sibiu

Sat 1/24

7:00 pm-6:35 pm

1 stop30h 35m

$645

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 1/14

8:40 pm-6:15 pm

1 stop14h 35m

Sibiu

Sun 1/18

2:30 pm-12:46 pm

2 stops53h 16m

$651

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 1/14

9:30 am-6:15 pm

2 stops25h 45m

Sibiu

Sun 1/18

2:30 pm-12:46 pm

2 stops53h 16m

$656

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 1/14

8:40 pm-6:15 pm

1 stop14h 35m

Sibiu

Sun 1/18

2:30 pm-9:52 pm

2 stops14h 22m

$734

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 1/14

9:30 am-6:15 pm

2 stops25h 45m

Sibiu

Sun 1/18

2:30 pm-9:52 pm

2 stops14h 22m

$738

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Boston to Sibiu

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

Prices

Airlines

What is the cheapest day to depart on your flight to Sibiu?

The cheapest day to depart from Boston to Sibiu is on a Friday when prices can be found for as low as $842. On the other hand, Thursday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $967.

When to book flights from Boston to Sibiu

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

Estimated round-trip price

Cheap Boston to Sibiu (BOS to SBZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Sibiu

Fastest flight time	14h 35m
Direct flights	None

The fastest flight from Boston to Sibiu takes 14h 35m

There are no direct flights from Boston to Sibiu. There are no popular flight routes from Boston to Sibiu.

Search flight deals

How far is Boston Logan Intl to Sibiu by plane?
There are 4428.1 mi between Boston Logan Intl and Sibiu. Typically, this will take 14h 35m by plane in normal conditions.
When did momondo last update prices for flights from Boston Logan Intl Airport to Sibiu Airport?
Prices for flights from Boston Logan Intl Airport to Sibiu Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Sibiu Airport?
As of December 2025, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to Sibiu Airport.
How old do you have to be to fly from Boston Logan Intl Airport to Sibiu Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Sibiu Airport.
What documentation or ID do you need to fly to Sibiu Airport?
The travel and health documents you'll need for your trip to Sibiu Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sibiu Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Boston to Sibiu?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Sibiu is Lufthansa (100% of total bookings).

Best airlines flying from Boston to Sibiu

Compare and see reviews for airlines that fly from Boston to Sibiu with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $585	Free Cancellation	Rating 6.8 7,639 reviews		Search Lufthansa flights

Alba Iulia

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Sibiu?

It is quick and easy to find Boston to Sibiu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sibiu that suits you.

Can I find flights from Boston to Sibiu with flexible booking policies on momondo?

Yes. All flights to Sibiu from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Boston to Sibiu?

Once you have performed a search for Boston to Sibiu flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Boston to Sibiu right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to Sibiu flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.