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Cheap flights from the United States to Sibiu from $446

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Sibiu departing on 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Sibiu

Recent round-trip flight deals from the United States to Sibiu

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:30 am - 12:55 am
BOS
-
SBZ
36h 25m2 stops
Multiple Airlines Logo
6:05 am - 2:31 pm
SBZ
-
BOS
39h 26m2 stops
$446Multiple Airlines
Wed, Apr 8 - Wed, May 13
Multiple Airlines Logo
8:05 pm - 1:20 pm
BOS
-
SBZ
10h 15m1 stop
Multiple Airlines Logo
6:05 am - 9:50 am
SBZ
-
BOS
34h 45m2 stops
$458Multiple Airlines
Wed, Apr 8 - Wed, May 13
Multiple Airlines Logo
8:40 pm - 1:45 pm
BOS
-
SBZ
10h 05m1 stop
Multiple Airlines Logo
7:00 pm - 6:02 pm
SBZ
-
BOS
30h 02m2 stops
$492Multiple Airlines
Thu, Jan 15 - Thu, Jan 22
Lufthansa Logo
8:40 pm - 1:45 pm
BOS
-
SBZ
10h 05m1 stop
Lufthansa Logo
6:00 am - 6:35 pm
SBZ
-
BOS
19h 35m1 stop
$521Lufthansa
Thu, Jan 15 - Thu, Jan 22
Multiple Airlines Logo
2:20 pm - 1:45 pm
BOS
-
SBZ
16h 25m2 stops
Multiple Airlines Logo
7:00 pm - 12:12 pm
SBZ
-
BOS
48h 12m2 stops
$522Multiple Airlines
Thu, Jan 15 - Thu, Jan 22
Lufthansa Logo
8:05 pm - 1:20 pm
BOS
-
SBZ
10h 15m1 stop
Lufthansa Logo
6:05 am - 5:40 pm
SBZ
-
BOS
18h 35m1 stop
$529Lufthansa
Wed, Apr 8 - Wed, May 13
United Airlines Logo
9:30 am - 1:45 pm
BOS
-
SBZ
21h 15m2 stops
United Airlines Logo
6:00 am - 11:49 pm
SBZ
-
BOS
24h 49m2 stops
$570United Airlines
Thu, Jan 15 - Thu, Jan 22
United Airlines Logo
9:45 am - 6:15 pm
JFK
-
SBZ
25h 30m2 stops
United Airlines Logo
2:30 pm - 3:40 pm
SBZ
-
JFK
32h 10m1 stop
$570United Airlines
Wed, Dec 31 - Fri, Jan 9
Austrian Airlines Logo
1:30 pm - 3:25 pm
BOS
-
SBZ
18h 55m2 stops
Austrian Airlines Logo
4:05 pm - 5:14 pm
SBZ
-
BOS
32h 09m2 stops
$582Austrian Airlines
Thu, Jan 29 - Mon, Feb 2
Austrian Airlines Logo
10:40 pm - 3:25 pm
EWR
-
SBZ
33h 45m2 stops
Austrian Airlines Logo
4:05 pm - 11:55 am
SBZ
-
EWR
26h 50m2 stops
$597Austrian Airlines
Wed, Dec 31 - Fri, Jan 9

Lufthansa flights from United States to Sibiu

Our best Lufthansa deals on United States to Sibiu flight tickets
Lufthansa
Jan 15
BOS8:40 pmBoston Logan Intl
10h 05m
1 stop
SBZ1:45 pmSibiu
Jan 22
SBZ6:00 amSibiu
19h 35m
1 stop
BOS6:35 pmBoston Logan Intl
$521
Find similar
Lufthansa
Apr 8
BOS8:05 pmBoston Logan Intl
10h 15m
1 stop
SBZ1:20 pmSibiu
May 13
SBZ6:05 amSibiu
18h 35m
1 stop
BOS5:40 pmBoston Logan Intl
$529
Find similar
Lufthansa
Jan 15
BOS8:40 pmBoston Logan Intl
10h 05m
1 stop
SBZ1:45 pmSibiu
Jan 22
SBZ6:00 amSibiu
14h 35m
2 stops
BOS1:35 pmBoston Logan Intl
$537
Find similar

United Airlines flights from United States to Sibiu

Our best United Airlines deals on United States to Sibiu flight tickets
United Airlines
Jan 15
BOS9:30 amBoston Logan Intl
21h 15m
2 stops
SBZ1:45 pmSibiu
Jan 22
SBZ6:00 amSibiu
24h 49m
2 stops
BOS11:49 pmBoston Logan Intl
$570
Find similar
United Airlines
Dec 31
JFK5:30 pmNew York John F Kennedy Intl
17h 45m
1 stop
SBZ6:15 pmSibiu
Jan 9
SBZ2:30 pmSibiu
29h 35m
2 stops
JFK1:05 pmNew York John F Kennedy Intl
$572
Find similar
United Airlines
Dec 31
JFK9:45 amNew York John F Kennedy Intl
25h 30m
2 stops
SBZ6:15 pmSibiu
Jan 9
SBZ2:30 pmSibiu
29h 35m
2 stops
JFK1:05 pmNew York John F Kennedy Intl
$578
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States to Sibiu 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, momondo users made 832,500 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from the United States to Sibiu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 4/8

5:30 am-12:55 am

2 stops36h 25m

Sibiu

Wed 5/13

6:05 am-2:31 pm

2 stops39h 26m

$446

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 4/8

8:05 pm-1:20 pm

1 stop10h 15m

Sibiu

Wed 5/13

6:05 am-9:50 am

2 stops34h 45m

$458

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Thu 1/15

8:40 pm-1:45 pm

1 stop10h 05m

Sibiu

Thu 1/22

7:00 pm-6:02 pm

2 stops30h 02m

$492

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Thu 1/15

8:40 pm-1:45 pm

1 stop10h 05m

Sibiu

Thu 1/22

6:00 am-6:35 pm

1 stop19h 35m

$521

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Thu 1/15

2:20 pm-1:45 pm

2 stops16h 25m

Sibiu

Thu 1/22

7:00 pm-12:12 pm

2 stops48h 12m

$522

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Wed 4/8

8:05 pm-1:20 pm

1 stop10h 15m

Sibiu

Wed 5/13

6:05 am-5:40 pm

1 stop18h 35m

$529

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Thu 1/15

9:30 am-1:45 pm

2 stops21h 15m

Sibiu

Thu 1/22

6:00 am-11:49 pm

2 stops24h 49m

$570

New YorkSibiu

JFK - SBZ

JFKSBZ

New York John F Kennedy Intl

Wed 12/31

9:45 am-6:15 pm

2 stops25h 30m

Sibiu

Fri 1/9

2:30 pm-3:40 pm

1 stop32h 10m

$570

BostonSibiu

BOS - SBZ

BOSSBZ

Boston Logan Intl

Thu 1/29

1:30 pm-3:25 pm

2 stops18h 55m

Sibiu

Mon 2/2

4:05 pm-5:14 pm

2 stops32h 09m

$582

NewarkSibiu

EWR - SBZ

EWRSBZ

Newark

Wed 12/31

10:40 pm-3:25 pm

2 stops33h 45m

Sibiu

Fri 1/9

4:05 pm-11:55 am

2 stops26h 50m

$597

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sibiu from

How to get the cheapest flight ticket from United States 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

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

The cheapest day to depart from United States to Sibiu is on a Sunday when prices can be found for as low as $858. On the other hand, Saturday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,408.

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

Our most recent data shows that the best time of day to fly to Sibiu is in the evening. Flights from United States to Sibiu during this time can be as low as $958. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,107 on average. Flights to Sibiu from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on United States to Sibiu flights?

You could potentially save up to 16% on your flight if you consider stops on a United States to Sibiu flight.

Cheap United States to Sibiu flight deals and tips

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

Fastest flight time

11h 45m

Direct flights

None
The fastest flight from United States to Sibiu takes 11h 45m
There are no direct flights from United States to Sibiu. There are no popular flight routes from United States to Sibiu.
Search flight deals

  • When did momondo last update prices for flights from United States to Sibiu Airport?

    Prices for flights from United States to Sibiu Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Sibiu Airport?

  • How old do you have to be to fly from United States 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 United States 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.

Best airlines flying from United States to Sibiu

Compare and see reviews for airlines that fly from United States to Sibiu with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $531Free CancellationRating
6.8
7,612 reviews
Search Lufthansa flights
United AirlinesPriceFrom $550Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights

Traveling to a place near Sibiu?

Book flights to Sibiu if you plan to visit one of these locations
Alba Iulia

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sibiu from United States.

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

Yes. momondo allows you to filter the results for United States to Sibiu flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Sibiu?

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 United States to Sibiu.

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

Yes. momondo can track prices for United States 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.

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