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Cheap flights from Boston to Cluj Napoca from $373

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Cluj Napoca departing on 1/12. 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 Boston to Cluj Napoca

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:40 pm - 1:40 pm
BOS
-
CLJ
15h 00m2 stops
Multiple Airlines Logo
6:00 am - 6:35 pm
CLJ
-
BOS
19h 35m1 stop
$373Multiple Airlines
Mon, Jan 12 - Wed, Jan 28
Air Canada Logo
10:15 am - 1:40 pm
BOS
-
CLJ
20h 25m2 stops
Air Canada Logo
6:00 am - 10:37 pm
CLJ
-
BOS
23h 37m2 stops
$376Air Canada
Mon, Jan 12 - Wed, Jan 28
Lufthansa Logo
8:40 pm - 1:40 pm
BOS
-
CLJ
10h 00m1 stop
Lufthansa Logo
6:00 am - 6:35 pm
CLJ
-
BOS
19h 35m1 stop
$388Lufthansa
Mon, Jan 12 - Wed, Jan 28
Lufthansa Logo
8:40 pm - 1:40 pm
BOS
-
CLJ
10h 00m1 stop
Lufthansa Logo
6:00 am - 6:57 pm
CLJ
-
BOS
19h 57m2 stops
$430Lufthansa
Fri, Jan 30 - Tue, Feb 3
Lufthansa Logo
8:40 pm - 1:40 pm
BOS
-
CLJ
10h 00m1 stop
Lufthansa Logo
6:00 am - 6:35 pm
CLJ
-
BOS
19h 35m1 stop
$440Lufthansa
Sat, Jan 17 - Sat, Jan 24
United Airlines Logo
7:22 pm - 1:40 pm
BOS
-
CLJ
35h 18m2 stops
United Airlines Logo
2:25 pm - 11:49 pm
CLJ
-
BOS
40h 24m2 stops
$445United Airlines
Sat, Jan 17 - Sat, Jan 24
United Airlines Logo
12:45 pm - 1:40 pm
BOS
-
CLJ
17h 55m2 stops
United Airlines Logo
6:00 am - 6:35 pm
CLJ
-
BOS
19h 35m1 stop
$449United Airlines
Sat, Jan 17 - Sat, Jan 24
Lufthansa Logo
4:15 pm - 1:40 pm
BOS
-
CLJ
14h 25m2 stops
Lufthansa Logo
6:00 am - 6:57 pm
CLJ
-
BOS
19h 57m2 stops
$475Lufthansa
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
8:40 pm - 1:40 pm
BOS
-
CLJ
10h 00m1 stop
United Airlines Logo
2:25 pm - 9:52 pm
CLJ
-
BOS
14h 27m2 stops
$489United Airlines
Fri, Jan 30 - Tue, Feb 3
Multiple Airlines Logo
5:30 am - 2:30 pm
BOS
-
CLJ
26h 00m2 stops
Multiple Airlines Logo
6:00 am - 10:37 pm
CLJ
-
BOS
23h 37m3 stops
$541Multiple Airlines
Sat, Jan 17 - Sat, Jan 24

Air Canada flights from Boston to Cluj Napoca

Our best Air Canada deals on Boston to Cluj Napoca flight tickets
Air Canada
Jan 12
BOS10:15 amBoston Logan Intl
20h 25m
2 stops
CLJ1:40 pmCluj Napoca
Jan 28
CLJ6:00 amCluj Napoca
23h 37m
2 stops
BOS10:37 pmBoston Logan Intl
$376
Find similar
Air Canada
Mar 21
BOS3:35 pmBoston Logan Intl
16h 05m
2 stops
CLJ1:40 pmCluj Napoca
Apr 2
CLJ6:00 amCluj Napoca
22h 27m
2 stops
BOS9:27 pmBoston Logan Intl
$452
Find similar
Air Canada
Mar 21
BOS3:35 pmBoston Logan Intl
16h 05m
2 stops
CLJ1:40 pmCluj Napoca
Mar 31
CLJ1:50 pmCluj Napoca
15h 48m
2 stops
BOS10:38 pmBoston Logan Intl
$456
Find similar

Lufthansa flights from Boston to Cluj Napoca

Our best Lufthansa deals on Boston to Cluj Napoca flight tickets
Lufthansa
Jan 12
BOS8:40 pmBoston Logan Intl
10h 00m
1 stop
CLJ1:40 pmCluj Napoca
Jan 28
CLJ6:00 amCluj Napoca
19h 35m
1 stop
BOS6:35 pmBoston Logan Intl
$388
Find similar
Lufthansa
Mar 23
BOS9:40 pmBoston Logan Intl
10h 00m
1 stop
CLJ1:40 pmCluj Napoca
Mar 30
CLJ6:10 pmCluj Napoca
30h 30m
1 stop
BOS5:40 pmBoston Logan Intl
$404
Find similar
Lufthansa
Mar 24
BOS2:15 pmBoston Logan Intl
17h 25m
2 stops
CLJ1:40 pmCluj Napoca
Mar 30
CLJ6:10 pmCluj Napoca
30h 30m
1 stop
BOS5:40 pmBoston Logan Intl
$409
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Cluj Napoca 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 Boston to Cluj Napoca that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 1/12

3:40 pm-1:40 pm

2 stops15h 00m

Cluj Napoca

Wed 1/28

6:00 am-6:35 pm

1 stop19h 35m

$373

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 1/12

10:15 am-1:40 pm

2 stops20h 25m

Cluj Napoca

Wed 1/28

6:00 am-10:37 pm

2 stops23h 37m

$376

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 1/12

8:40 pm-1:40 pm

1 stop10h 00m

Cluj Napoca

Wed 1/28

6:00 am-6:35 pm

1 stop19h 35m

$388

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Fri 1/30

8:40 pm-1:40 pm

1 stop10h 00m

Cluj Napoca

Tue 2/3

6:00 am-6:57 pm

2 stops19h 57m

$430

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sat 1/17

8:40 pm-1:40 pm

1 stop10h 00m

Cluj Napoca

Sat 1/24

6:00 am-6:35 pm

1 stop19h 35m

$440

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sat 1/17

7:22 pm-1:40 pm

2 stops35h 18m

Cluj Napoca

Sat 1/24

2:25 pm-11:49 pm

2 stops40h 24m

$445

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sat 1/17

12:45 pm-1:40 pm

2 stops17h 55m

Cluj Napoca

Sat 1/24

6:00 am-6:35 pm

1 stop19h 35m

$449

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Fri 1/30

4:15 pm-1:40 pm

2 stops14h 25m

Cluj Napoca

Tue 2/3

6:00 am-6:57 pm

2 stops19h 57m

$475

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Fri 1/30

8:40 pm-1:40 pm

1 stop10h 00m

Cluj Napoca

Tue 2/3

2:25 pm-9:52 pm

2 stops14h 27m

$489

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sat 1/17

5:30 am-2:30 pm

2 stops26h 00m

Cluj Napoca

Sat 1/24

6:00 am-10:37 pm

3 stops23h 37m

$541

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Cluj Napoca from

How to get the cheapest flight ticket from Boston to Cluj Napoca

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 month to fly to Cluj Napoca?

The month of November is, on average, the cheapest month to fly to Cluj Napoca from Boston, with most prices found around $387. If you don’t want to visit Cluj Napoca in November, then you should wait until December to fly from Boston, when ticket prices are also cheap, with an average price of $391.

What is the cheapest day to depart on your flight to Cluj Napoca?

According to our data, Monday is the cheapest day to fly to Cluj Napoca from Boston. The lowest ticket price found for a Monday departure recently was $688. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Cluj Napoca on Friday is $1,121.

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

The cheapest time of day to fly to Cluj Napoca is in the evening when flights can be purchased for as low as $793. Try not to purchase tickets in the afternoon because they tend to be around $862. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Boston to Cluj Napoca flights?

You could potentially save up to 17% on your flight if you consider stops on a Boston to Cluj Napoca flight.

When to book flights from Boston to Cluj Napoca

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Cluj Napoca according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Cluj Napoca (BOS to CLJ) flight deals and tips

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

Fastest flight time

10h 00m

Direct flights

None
The fastest flight from Boston to Cluj Napoca takes 10h 00m
There are no direct flights from Boston to Cluj Napoca. There are no popular flight routes from Boston to Cluj Napoca.
Search flight deals

  • How far is Boston Logan Intl to Cluj Napoca by plane?

    The straight-line distance from Boston Logan Intl to Cluj Napoca is 4369.1 mi. Typically, this will take 10h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Cluj Napoca Airport?

    Prices for flights from Boston Logan Intl Airport to Cluj Napoca Airport refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Cluj Napoca Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Cluj Napoca 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 Boston Logan Intl Airport to Cluj Napoca Airport.

  • What documentation or ID do you need to fly to Cluj Napoca Airport?

    The necessary travel and health documents for your Cluj Napoca Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Cluj Napoca?

Best airlines flying from Boston to Cluj Napoca

Compare and see reviews for airlines that fly from Boston to Cluj Napoca with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $391Free CancellationRating
6.8
7,612 reviews
Search Lufthansa flights
SWISSPriceFrom $434Free CancellationRating
7.5
1,803 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $564Free CancellationRating
7.3
4,077 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $641Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights

Traveling to a place near Cluj Napoca?

Book flights to Cluj Napoca if you plan to visit one of these locations
Turda

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Cluj Napoca. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Cluj Napoca 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 Cluj Napoca?

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 Boston to Cluj Napoca.

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

Yes. momondo can track prices for Boston to Cluj Napoca 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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