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Cheap flights from Boston to Cluj Napoca from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Cluj Napoca departing on 7/12. 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.
Lufthansa Logo
8:05 pm - 5:25 pm
BOS
-
CLJ
14h 20m
1 stop
Lufthansa Logo
6:00 am - 5:40 pm
CLJ
-
BOS
18h 40m
1 stop
$690Lufthansa
Sun, Sep 13 - Sun, Sep 27
Multiple Airlines Logo
10:40 am - 2:50 pm
BOS
-
CLJ
21h 10m
2 stops
Multiple Airlines Logo
6:00 am - 5:40 pm
CLJ
-
BOS
18h 40m
1 stop
$706Multiple Airlines
Sun, Sep 13 - Sun, Sep 27
United Airlines Logo
6:55 pm - 1:10 pm
BOS
-
CLJ
35h 15m
2 stops
United Airlines Logo
6:00 am - 10:40 pm
CLJ
-
BOS
23h 40m
2 stops
$722United Airlines
Sun, Sep 13 - Sun, Sep 27
Lufthansa Logo
2:15 pm - 12:30 am
BOS
-
CLJ
27h 15m
2 stops
Lufthansa Logo
6:10 pm - 5:40 pm
CLJ
-
BOS
30h 30m
1 stop
$849Lufthansa
Sun, Jul 19 - Mon, Jul 27
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
$856Lufthansa
Wed, Jul 15 - Thu, Jul 23
United Airlines Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
United Airlines Logo
1:50 pm - 3:10 pm
CLJ
-
BOS
32h 20m
2 stops
$860United Airlines
Mon, Jul 20 - Mon, Jul 27
Lufthansa Logo
10:00 pm - 12:30 am
BOS
-
CLJ
19h 30m
2 stops
Lufthansa Logo
6:00 am - 5:40 pm
CLJ
-
BOS
18h 40m
1 stop
$868Lufthansa
Sun, Jul 19 - Mon, Jul 27
United Airlines Logo
7:27 pm - 1:10 pm
BOS
-
CLJ
34h 43m
2 stops
United Airlines Logo
1:50 pm - 3:10 pm
CLJ
-
BOS
32h 20m
2 stops
$870United Airlines
Sat, Jul 18 - Mon, Jul 27
Multiple Airlines Logo
6:50 pm - 2:50 pm
BOS
-
CLJ
37h 00m
2 stops
Multiple Airlines Logo
6:00 am - 9:50 am
CLJ
-
BOS
34h 50m
2 stops
$872Multiple Airlines
Sat, Jun 6 - Fri, Jun 19
Lufthansa Logo
8:05 pm - 1:10 pm
BOS
-
CLJ
10h 05m
1 stop
Lufthansa Logo
10:45 am - 3:40 pm
CLJ
-
BOS
35h 55m
2 stops
$874Lufthansa
Wed, Jul 15 - Thu, Jul 23

Turkish Airlines flights from Boston to Cluj Napoca

Our best Turkish Airlines deals on Boston to Cluj Napoca flight tickets
Turkish Airlines
Jun 6
BOS9:50 pmBoston Logan Intl
15h 25m
1 stop
CLJ8:15 pmCluj Napoca
Jun 19
CLJ9:05 pmCluj Napoca
29h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$935
Turkish Airlines
Jun 6
BOS9:50 pmBoston Logan Intl
28h 15m
1 stop
CLJ9:05 amCluj Napoca
Jun 19
CLJ9:55 amCluj Napoca
17h 00m
1 stop
BOS7:55 pmBoston Logan Intl
$936
Turkish Airlines
Jun 21
BOS9:50 pmBoston Logan Intl
15h 25m
1 stop
CLJ8:15 pmCluj Napoca
Jun 28
CLJ9:05 pmCluj Napoca
29h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$1,064

United Airlines flights from Boston to Cluj Napoca

Our best United Airlines deals on Boston to Cluj Napoca flight tickets
United Airlines
Sep 13
BOS6:55 pmBoston Logan Intl
35h 15m
2 stops
CLJ1:10 pmCluj Napoca
Sep 27
CLJ6:00 amCluj Napoca
23h 40m
2 stops
BOS10:40 pmBoston Logan Intl
$722
United Airlines
Jul 20
BOS8:05 pmBoston Logan Intl
10h 05m
1 stop
CLJ1:10 pmCluj Napoca
Jul 27
CLJ1:50 pmCluj Napoca
32h 20m
2 stops
BOS3:10 pmBoston Logan Intl
$860
United Airlines
Jul 18
BOS7:27 pmBoston Logan Intl
34h 43m
2 stops
CLJ1:10 pmCluj Napoca
Jul 27
CLJ1:50 pmCluj Napoca
32h 20m
2 stops
BOS3:10 pmBoston Logan Intl
$870

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 May 10, 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

Cheapest round-trip
Quickest round-trip

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 9/13

8:05 pm-5:25 pm

1 stop14h 20m

Cluj Napoca

Sun 9/27

6:00 am-5:40 pm

1 stop18h 40m

$690

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 9/13

10:40 am-2:50 pm

2 stops21h 10m

Cluj Napoca

Sun 9/27

6:00 am-5:40 pm

1 stop18h 40m

$706

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 9/13

6:55 pm-1:10 pm

2 stops35h 15m

Cluj Napoca

Sun 9/27

6:00 am-10:40 pm

2 stops23h 40m

$722

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 7/19

2:15 pm-12:30 am

2 stops27h 15m

Cluj Napoca

Mon 7/27

6:10 pm-5:40 pm

1 stop30h 30m

$849

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Wed 7/15

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Thu 7/23

6:10 pm-5:40 pm

1 stop30h 30m

$856

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Mon 7/20

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Mon 7/27

1:50 pm-3:10 pm

2 stops32h 20m

$860

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sun 7/19

10:00 pm-12:30 am

2 stops19h 30m

Cluj Napoca

Mon 7/27

6:00 am-5:40 pm

1 stop18h 40m

$868

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sat 7/18

7:27 pm-1:10 pm

2 stops34h 43m

Cluj Napoca

Mon 7/27

1:50 pm-3:10 pm

2 stops32h 20m

$870

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Sat 6/6

6:50 pm-2:50 pm

2 stops37h 00m

Cluj Napoca

Fri 6/19

6:00 am-9:50 am

2 stops34h 50m

$872

BostonCluj Napoca

BOS - CLJ

BOSCLJ

Boston Logan Intl

Wed 7/15

8:05 pm-1:10 pm

1 stop10h 05m

Cluj Napoca

Thu 7/23

10:45 am-3:40 pm

2 stops35h 55m

$874

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 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 typical price of a round-trip flight between Boston and Cluj Napoca?

What is the cheapest month to fly to Cluj Napoca?

The month of February is, on average, the cheapest month to fly to Cluj Napoca from Boston, with most prices found around $0. If you don’t want to visit Cluj Napoca in February, then you should wait until November to fly from Boston, when ticket prices are also cheap, with an average price of $387.

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

You could potentially save up to 4% 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

Frequently asked questions about flying from Boston to Cluj Napoca

  • 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
7,985 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $511Free CancellationRating
7.4
4,357 reviews
Search Turkish Airlines flights
SWISSPriceFrom $596Free CancellationRating
7.6
1,937 reviews
Search SWISS flights

Traveling to a place near Cluj Napoca?

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