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Cheap flights from Seattle to Cluj Napoca from $521

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cluj Napoca departing on 3/30. 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 Seattle to Cluj Napoca

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:20 am - 12:30 am
SEA
-
CLJ
28h 10m
2 stops
Multiple Airlines Logo
6:00 am - 4:59 pm
CLJ
-
SEA
20h 59m
1 stop
$521Multiple Airlines
Mon, Mar 30 - Fri, Apr 17
Lufthansa Logo
10:20 am - 12:30 am
SEA
-
CLJ
28h 10m
2 stops
Lufthansa Logo
1:50 pm - 4:59 pm
CLJ
-
SEA
13h 09m
1 stop
$527Lufthansa
Mon, Mar 30 - Fri, Apr 17
Multiple Airlines Logo
5:40 am - 12:30 am
SEA
-
CLJ
32h 50m
2 stops
Multiple Airlines Logo
6:00 am - 12:20 pm
CLJ
-
SEA
16h 20m
2 stops
$541Multiple Airlines
Mon, Mar 30 - Fri, Apr 17
Lufthansa Logo
10:20 am - 12:30 am
SEA
-
CLJ
28h 10m
2 stops
Lufthansa Logo
6:00 am - 12:20 pm
CLJ
-
SEA
16h 20m
2 stops
$544Lufthansa
Mon, Mar 30 - Fri, Apr 17
Multiple Airlines Logo
7:20 pm - 10:00 am
SEA
-
CLJ
52h 40m
2 stops
Multiple Airlines Logo
1:50 pm - 4:59 pm
CLJ
-
SEA
13h 09m
1 stop
$548Multiple Airlines
Mon, May 4 - Tue, Jun 16
Multiple Airlines Logo
7:20 pm - 10:00 am
SEA
-
CLJ
52h 40m
2 stops
Multiple Airlines Logo
1:50 pm - 4:59 pm
CLJ
-
SEA
13h 09m
1 stop
$549Multiple Airlines
Mon, May 4 - Tue, Jun 16
United Airlines Logo
8:59 am - 1:40 pm
SEA
-
CLJ
19h 41m
2 stops
United Airlines Logo
6:00 am - 4:59 pm
CLJ
-
SEA
20h 59m
1 stop
$558United Airlines
Mon, Mar 9 - Wed, Apr 1
United Airlines Logo
7:10 pm - 1:40 pm
SEA
-
CLJ
33h 30m
2 stops
United Airlines Logo
1:50 pm - 4:59 pm
CLJ
-
SEA
13h 09m
1 stop
$563United Airlines
Sun, Mar 8 - Wed, Apr 1
Multiple Airlines Logo
8:00 pm - 5:25 pm
SEA
-
CLJ
35h 25m
2 stops
Multiple Airlines Logo
1:50 pm - 4:59 pm
CLJ
-
SEA
13h 09m
1 stop
$568Multiple Airlines
Wed, Apr 15 - Wed, May 6
United Airlines Logo
12:36 pm - 1:40 pm
SEA
-
CLJ
40h 04m
3 stops
United Airlines Logo
6:00 am - 4:59 pm
CLJ
-
SEA
20h 59m
1 stop
$583United Airlines
Tue, Mar 10 - Wed, Apr 1

United Airlines flights from Seattle to Cluj Napoca

Our best United Airlines deals on Seattle to Cluj Napoca flight tickets
United Airlines
Mar 6
SEA3:10 pmSeattle/Tacoma Intl
12h 30m
1 stop
CLJ1:40 pmCluj Napoca
Mar 20
CLJ6:00 amCluj Napoca
17h 20m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$533
United Airlines
Mar 7
SEA8:00 amSeattle/Tacoma Intl
19h 40m
2 stops
CLJ1:40 pmCluj Napoca
Mar 20
CLJ6:00 amCluj Napoca
17h 20m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$538
United Airlines
Mar 6
SEA3:10 pmSeattle/Tacoma Intl
12h 30m
1 stop
CLJ1:40 pmCluj Napoca
Mar 25
CLJ6:00 amCluj Napoca
26h 28m
2 stops
SEA11:28 pmSeattle/Tacoma Intl
$543

Lufthansa flights from Seattle to Cluj Napoca

Our best Lufthansa deals on Seattle to Cluj Napoca flight tickets
Lufthansa
Mar 30
SEA10:20 amSeattle/Tacoma Intl
28h 10m
2 stops
CLJ12:30 amCluj Napoca
Apr 17
CLJ1:50 pmCluj Napoca
13h 09m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
$527
Lufthansa
Mar 30
SEA10:20 amSeattle/Tacoma Intl
28h 10m
2 stops
CLJ12:30 amCluj Napoca
Apr 17
CLJ6:00 amCluj Napoca
16h 20m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
$544
Lufthansa
Mar 9
SEA7:00 amSeattle/Tacoma Intl
32h 55m
2 stops
CLJ12:55 amCluj Napoca
Mar 24
CLJ2:25 pmCluj Napoca
32h 55m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$603

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 3, 2026.
Use the filters below to find and compare flights from Seattle to Cluj Napoca that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 3/30

10:20 am-12:30 am

2 stops28h 10m

Cluj Napoca

Fri 4/17

6:00 am-4:59 pm

1 stop20h 59m

$521

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 3/30

10:20 am-12:30 am

2 stops28h 10m

Cluj Napoca

Fri 4/17

1:50 pm-4:59 pm

1 stop13h 09m

$527

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 3/30

5:40 am-12:30 am

2 stops32h 50m

Cluj Napoca

Fri 4/17

6:00 am-12:20 pm

2 stops16h 20m

$541

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 3/30

10:20 am-12:30 am

2 stops28h 10m

Cluj Napoca

Fri 4/17

6:00 am-12:20 pm

2 stops16h 20m

$544

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 5/4

7:20 pm-10:00 am

2 stops52h 40m

Cluj Napoca

Tue 6/16

1:50 pm-4:59 pm

1 stop13h 09m

$548

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 5/4

7:20 pm-10:00 am

2 stops52h 40m

Cluj Napoca

Tue 6/16

1:50 pm-4:59 pm

1 stop13h 09m

$549

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 3/9

8:59 am-1:40 pm

2 stops19h 41m

Cluj Napoca

Wed 4/1

6:00 am-4:59 pm

1 stop20h 59m

$558

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Sun 3/8

7:10 pm-1:40 pm

2 stops33h 30m

Cluj Napoca

Wed 4/1

1:50 pm-4:59 pm

1 stop13h 09m

$563

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/15

8:00 pm-5:25 pm

2 stops35h 25m

Cluj Napoca

Wed 5/6

1:50 pm-4:59 pm

1 stop13h 09m

$568

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Tue 3/10

12:36 pm-1:40 pm

3 stops40h 04m

Cluj Napoca

Wed 4/1

6:00 am-4:59 pm

1 stop20h 59m

$583

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 Seattle 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 October is, on average, the cheapest month to fly to Cluj Napoca from Seattle, with most prices found around $615. If you don’t want to visit Cluj Napoca in October, then you should wait until January to fly from Seattle, when ticket prices are also cheap, with an average price of $618.

How far in advance should I book a flight to Cluj Napoca?

You are more likely to see cheaper flights to Cluj Napoca from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Cluj Napoca for around $895 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cluj Napoca from Seattle for as low as $625 on momondo.

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

You could potentially save up to 23% on your flight if you consider stops on a Seattle to Cluj Napoca flight.

When to book flights from Seattle to Cluj Napoca

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

Cheap Seattle to Cluj Napoca (SEA to CLJ) flight deals and tips

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

Fastest flight time

12h 30m

Direct flights

None
The fastest flight from Seattle to Cluj Napoca takes 12h 30m
There are no direct flights from Seattle to Cluj Napoca. There are no popular flight routes from Seattle to Cluj Napoca.
Search flight deals

  • How far is Seattle/Tacoma Intl to Cluj Napoca by plane?

    Cluj Napoca is 5596.2 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 12h 30m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cluj Napoca Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Cluj Napoca Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cluj Napoca Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cluj Napoca Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma 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 Seattle to Cluj Napoca?

Best airlines flying from Seattle to Cluj Napoca

Compare and see reviews for airlines that fly from Seattle to Cluj Napoca with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $546Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
LufthansaPriceFrom $572Free CancellationRating
6.8
7,759 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $601Free 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 Seattle to Cluj Napoca?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Cluj Napoca. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Cluj Napoca from Seattle with this policy.

How can momondo help me find flights from Seattle to Cluj Napoca?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cluj Napoca from Seattle.

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

Yes. momondo can track prices for Seattle 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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