HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cluj Napoca

$350+ Cheap flights from Seattle (SEA) to Cluj Napoca (CLJ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CLJ
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Cluj Napoca with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seattle to Cluj Napoca

Cheapest flights from Seattle to Cluj Napoca
Explore the most affordable flight options available from Seattle to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:24 pm
SEA
-
CLJ
2 stops17h 01m
Lufthansa
Wed 5/61:50 pm
CLJ
-
SEA
1 stop13h 09m
Lufthansa
Deal found 1/26$530
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/18:00 am
SEA
-
CLJ
2 stops23h 25m
Multiple Airlines
Wed 5/66:00 am
CLJ
-
SEA
2 stops47h 37m
Multiple Airlines
Deal found 1/26$533
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:24 pm
SEA
-
CLJ
2 stops17h 01m
United Airlines
Wed 5/66:00 am
CLJ
-
SEA
3 stops27h 29m
United Airlines
Deal found 1/26$547
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:30 am
SEA
-
CLJ
2 stops31h 00m
Multiple Airlines
Wed 9/236:10 pm
CLJ
-
SEA
1 stop32h 49m
Multiple Airlines
Deal found 1/26$576
This oojo deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:10 pm
SEA
-
CLJ
1 stop15h 05m
Turkish Airlines
Wed 6/249:05 pm
CLJ
-
SEA
1 stop23h 35m
Turkish Airlines
Deal found 1/25$600
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:24 pm
SEA
-
CLJ
2 stops24h 06m
Lufthansa
Wed 6/106:00 am
CLJ
-
SEA
1 stop20h 59m
Lufthansa
Deal found 1/26$618
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:00 am
SEA
-
CLJ
2 stops30h 30m
Multiple Airlines
Wed 6/106:10 pm
CLJ
-
SEA
2 stops59h 27m
Multiple Airlines
Deal found 1/26$630
This Air Canada deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:50 am
SEA
-
CLJ
3 stops21h 20m
Air Canada
Wed 5/66:00 am
CLJ
-
SEA
3 stops22h 30m
Air Canada
Deal found 1/26$636
This Justfly.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:10 pm
SEA
-
CLJ
1 stop27h 55m
Turkish Airlines
Wed 9/239:55 am
CLJ
-
SEA
1 stop17h 20m
Turkish Airlines
Deal found 1/26$638

Find flight deals from Seattle to Cluj Napoca

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Cluj Napoca (CLJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$530
(FlightHub)

One-way from

$350
(Expedia)

Popular in

December

Cheapest in

October

Average price

$618
Provider with most accurate pricing for Seattle/Tacoma Intl-Cluj Napoca flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Cluj Napoca flights.
Search Deals
From Seattle/Tacoma Intl to Cluj Napoca
Search Deals
One-way flight from Seattle/Tacoma Intl to Cluj Napoca
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($79 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Seattle to Cluj Napoca that are best for you.

Fly from

Seattle

Fly to

Cluj Napoca

Route

Depart

Return

Price

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/1

2:24 pm-5:25 pm

2 stops17h 01m

Cluj Napoca

Wed 5/6

1:50 pm-4:59 pm

1 stop13h 09m

$530

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/1

2:24 pm-5:25 pm

2 stops17h 01m

Cluj Napoca

Wed 5/6

6:00 am-11:29 pm

3 stops27h 29m

$547

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 5/6

7:10 pm-8:15 pm

1 stop15h 05m

Cluj Napoca

Wed 6/24

9:05 pm-10:40 am

1 stop23h 35m

$600

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/29

2:24 pm-12:30 am

2 stops24h 06m

Cluj Napoca

Wed 6/10

6:00 am-4:59 pm

1 stop20h 59m

$618

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/29

8:00 am-12:30 am

2 stops30h 30m

Cluj Napoca

Wed 6/10

6:10 pm-7:37 pm

2 stops59h 27m

$630

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/1

5:50 am-1:10 pm

3 stops21h 20m

Cluj Napoca

Wed 5/6

6:00 am-6:30 pm

3 stops22h 30m

$636

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 5/6

6:50 pm-12:30 am

1 stop19h 40m

Cluj Napoca

Wed 6/24

6:00 am-12:20 pm

2 stops16h 20m

$690

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/29

8:00 am-1:10 pm

2 stops19h 10m

Cluj Napoca

Wed 6/10

6:00 am-11:21 pm

3 stops27h 21m

$766

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 5/6

1:07 pm-1:10 pm

3 stops38h 03m

Cluj Napoca

Wed 6/24

1:50 pm-12:33 am

2 stops20h 43m

$877

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Thu 7/16

6:50 pm-1:10 pm

1 stop32h 20m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 14 results
1
2

Compare providers for flights from Seattle to Cluj Napoca

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Cluj Napoca in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Cluj Napoca flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Cluj Napoca flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Cluj Napoca flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Cluj Napoca flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Cluj Napoca flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Cluj Napoca

Have a flexible travel schedule? Discover the best time to fly to Cluj Napoca from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Cluj Napoca

How far ahead should I book a flight from Seattle to Cluj Napoca?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Cluj Napoca. Price data was last updated on January 23, 2026.

The price you pay for your flight from Seattle to Cluj Napoca may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Cluj Napoca?

Currently, January is the cheapest month in which you can book a flight from Seattle to Cluj Napoca (average of $532). Flying from Seattle to Cluj Napoca in June is currently the most expensive (average of $1,257). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Seattle to Cluj Napoca?

Reviews of airlines servicing Cluj Napoca

Get insights into the airlines that provide service to Cluj Napoca. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cluj Napoca. Reviews last updated January 28, 2026.
Get a feel of what it's like to fly with United Airlines, Turkish Airlines, and Lufthansa from Seattle to Cluj Napoca by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,209 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,209 reviews
United Airlines
7.4
Good
9,209 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Turkish Airlines
7.3
Good
4,209 reviews
United Airlines
7.4
Good
9,209 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,749 reviews
United Airlines
7.4
Good
9,209 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Seattle to Cluj Napoca. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Cluj Napoca?

    Airlines like Lufthansa, United Airlines, and Turkish Airlines fly from Seattle to Cluj Napoca in about 15h 05m. The time it takes to get you to your destination can typically vary by up to 1h 56m. There are 5606 mi between Seattle and Cluj Napoca. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Cluj Napoca round-trip?

    United Airlines, at $546, was found to be the cheapest airline from Seattle to Cluj Napoca.Alternate airlines to your destination round-trip include Lufthansa and Turkish Airlines. United Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Seattle to Cluj Napoca that include hotel bookings?

    Yes. In addition to deals on Seattle to Cluj Napoca flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Cluj Napoca?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Cluj Napoca.

  • Can I find deals for business class flights from Seattle to Cluj Napoca?

    Yes. Cheapflights offers flight deals from Seattle to Cluj Napoca by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Cluj Napoca?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Cluj Napoca (average of $532). Flying from Seattle to Cluj Napoca in June is currently the most expensive (average of $1,257). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Seattle to Cluj Napoca

Discover the top 3 airlines that operate flights from Seattle to Cluj Napoca. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$546Average$832FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$572Average$933FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$601Average$725FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights