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Cheap flights from Boston to Cluj Napoca from $371

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 3/29. 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.
SWISS Logo
9:40 pm - 2:50 pm
BOS
-
CLJ
10h 10m
1 stop
SWISS Logo
3:35 pm - 3:10 pm
CLJ
-
BOS
30h 35m
1 stop
$371SWISS
Sun, Mar 29 - Mon, Apr 13
Multiple Airlines Logo
10:40 am - 2:50 pm
BOS
-
CLJ
21h 10m
2 stops
Multiple Airlines Logo
3:35 pm - 3:10 pm
CLJ
-
BOS
30h 35m
1 stop
$382Multiple Airlines
Sun, Mar 29 - Mon, Apr 13
United Airlines Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
United Airlines Logo
6:00 am - 5:40 pm
CLJ
-
BOS
18h 40m
1 stop
$422United Airlines
Mon, May 4 - Wed, May 20
Multiple Airlines Logo
5:30 am - 2:50 pm
BOS
-
CLJ
26h 20m
2 stops
Multiple Airlines Logo
6:10 pm - 3:40 pm
CLJ
-
BOS
28h 30m
2 stops
$427Multiple Airlines
Sun, Mar 29 - Mon, Apr 13
Lufthansa Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
Lufthansa Logo
6:10 pm - 5:40 pm
CLJ
-
BOS
30h 30m
1 stop
$431Lufthansa
Mon, May 4 - Mon, May 18
United Airlines Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
United Airlines Logo
6:00 am - 11:59 pm
CLJ
-
BOS
24h 59m
2 stops
$432United Airlines
Mon, May 4 - Wed, May 20
Lufthansa Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
Lufthansa Logo
6:10 pm - 5:40 pm
CLJ
-
BOS
30h 30m
1 stop
$438Lufthansa
Wed, May 6 - Mon, May 18
Multiple Airlines Logo
6:15 am - 1:40 pm
BOS
-
CLJ
25h 25m
2 stops
Multiple Airlines Logo
10:50 am - 9:20 pm
CLJ
-
BOS
16h 30m
1 stop
$465Multiple Airlines
Thu, Mar 19 - Thu, Mar 26
Lufthansa Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
Lufthansa Logo
6:10 pm - 3:40 pm
CLJ
-
BOS
28h 30m
2 stops
$470Lufthansa
Mon, May 4 - Mon, May 18
United Airlines Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
United Airlines Logo
6:00 am - 5:40 pm
CLJ
-
BOS
18h 40m
1 stop
$472United Airlines
Fri, May 1 - Thu, May 14

SWISS flights from Boston to Cluj Napoca

Our best SWISS deals on Boston to Cluj Napoca flight tickets
SWISS
Mar 29
BOS9:40 pmBoston Logan Intl
10h 10m
1 stop
CLJ2:50 pmCluj Napoca
Apr 13
CLJ3:35 pmCluj Napoca
30h 35m
1 stop
BOS3:10 pmBoston Logan Intl
$371
SWISS
May 3
BOS9:40 pmBoston Logan Intl
10h 10m
1 stop
CLJ2:50 pmCluj Napoca
May 14
CLJ10:40 amCluj Napoca
11h 30m
1 stop
BOS3:10 pmBoston Logan Intl
$497

Lufthansa flights from Boston to Cluj Napoca

Our best Lufthansa deals on Boston to Cluj Napoca flight tickets
Lufthansa
May 4
BOS8:05 pmBoston Logan Intl
10h 05m
1 stop
CLJ1:10 pmCluj Napoca
May 18
CLJ6:10 pmCluj Napoca
30h 30m
1 stop
BOS5:40 pmBoston Logan Intl
$431
Lufthansa
May 6
BOS8:05 pmBoston Logan Intl
10h 05m
1 stop
CLJ1:10 pmCluj Napoca
May 18
CLJ6:10 pmCluj Napoca
30h 30m
1 stop
BOS5:40 pmBoston Logan Intl
$438
Lufthansa
May 4
BOS8:05 pmBoston Logan Intl
10h 05m
1 stop
CLJ1:10 pmCluj Napoca
May 18
CLJ6:10 pmCluj Napoca
28h 30m
2 stops
BOS3:40 pmBoston Logan Intl
$470

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 February 5, 2026.
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

Sun 3/29

9:40 pm-2:50 pm

1 stop10h 10m

Cluj Napoca

Mon 4/13

3:35 pm-3:10 pm

1 stop30h 35m

$371

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 3/29

10:40 am-2:50 pm

2 stops21h 10m

Cluj Napoca

Mon 4/13

3:35 pm-3:10 pm

1 stop30h 35m

$382

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 5/4

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Wed 5/20

6:00 am-5:40 pm

1 stop18h 40m

$422

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 3/29

5:30 am-2:50 pm

2 stops26h 20m

Cluj Napoca

Mon 4/13

6:10 pm-3:40 pm

2 stops28h 30m

$427

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 5/4

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Mon 5/18

6:10 pm-5:40 pm

1 stop30h 30m

$431

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 5/4

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Wed 5/20

6:00 am-11:59 pm

2 stops24h 59m

$432

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Wed 5/6

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Mon 5/18

6:10 pm-5:40 pm

1 stop30h 30m

$438

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Thu 3/19

6:15 am-1:40 pm

2 stops25h 25m

Cluj Napoca

Thu 3/26

10:50 am-9:20 pm

1 stop16h 30m

$465

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 5/4

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Mon 5/18

6:10 pm-3:40 pm

2 stops28h 30m

$470

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Fri 5/1

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Thu 5/14

6:00 am-5:40 pm

1 stop18h 40m

$472

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.

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

You could potentially save up to 52% 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 05m

Direct flights

None
The fastest flight from Boston to Cluj Napoca takes 10h 05m
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 05m 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 $387Free CancellationRating
6.8
7,759 reviews
Search Lufthansa flights
SWISSPriceFrom $434Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $564Free CancellationRating
7.3
4,210 reviews
Search Turkish 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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