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Cluj Napoca

$454+ 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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CLJ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Cluj Napoca are usually found in October or January, booked 34 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Find 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 October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amSEA - CLJ
2 stops31h 55mLufthansa
Wed 12/36:00 amCLJ - SEA
1 stop17h 20mLufthansa
Deal found 10/29$567
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 12/128:10 amSEA - CLJ
2 stops19h 30mUnited Airlines
Sat 1/102:25 pmCLJ - SEA
2 stops41h 51mUnited Airlines
Deal found 10/30$626
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/281:30 pmSEA - CLJ
2 stops26h 25mLufthansa
Wed 11/56:00 amCLJ - SEA
1 stop17h 20mLufthansa
Deal found 10/28$633
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:40 pmSEA - CLJ
2 stops47h 15mMultiple Airlines
Tue 12/22:25 pmCLJ - SEA
1 stop32h 55mMultiple Airlines
Deal found 10/30$688
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 11/138:00 amSEA - CLJ
2 stops19h 40mUnited Airlines
Tue 12/22:25 pmCLJ - SEA
2 stops41h 51mUnited Airlines
Deal found 10/30$699
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Tue 10/283:48 pmSEA - CLJ
2 stops36h 52mUnited Airlines
Wed 11/56:00 amCLJ - SEA
3 stops27h 44mUnited Airlines
Deal found 10/28$700

Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$567
(Kiwi.com)

One-way from

$454
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$619
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.
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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. 13% potential increase in price ($147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($96 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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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 October 30, 2025.
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 11/12

7:00 am-12:55 am

2 stops31h 55m

Cluj Napoca

Wed 12/3

6:00 am-1:20 pm

1 stop17h 20m

$567

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Fri 12/12

8:10 am-1:40 pm

2 stops19h 30m

Cluj Napoca

Sat 1/10

2:25 pm-10:16 pm

2 stops41h 51m

$626

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Fri 3/27

4:10 pm-1:40 pm

1 stop12h 30m

Cluj Napoca

Tue 3/31

6:05 pm-4:59 pm

1 stop32h 54m

$631

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Fri 3/27

4:10 pm-1:40 pm

1 stop12h 30m

Cluj Napoca

Tue 3/31

6:00 am-10:29 pm

2 stops26h 29m

$640

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Thu 11/13

3:40 pm-12:55 am

2 stops47h 15m

Cluj Napoca

Tue 12/2

2:25 pm-1:20 pm

1 stop32h 55m

$688

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Thu 11/13

8:00 am-1:40 pm

2 stops19h 40m

Cluj Napoca

Tue 12/2

2:25 pm-10:16 pm

2 stops41h 51m

$699

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 11/12

7:13 pm-1:40 pm

2 stops32h 27m

Cluj Napoca

Wed 12/3

6:00 am-11:15 pm

3 stops27h 15m

$700

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 12/29

7:05 am-1:40 pm

2 stops20h 35m

$454

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 12/29

7:00 pm-8:25 pm

1 stop15h 25m

$504

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 12/29

5:50 am-1:40 pm

3 stops21h 50m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Cluj Napoca flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 24, 2025.

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 33 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 $463). 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.

What is the cheapest time of day to fly from SEA to CLJ?

Find hourly flight availability from Seattle to Cluj Napoca. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Seattle to Cluj Napoca in the evening. Doing so could potentially save you 58% on the flight price compared to flying at noon, which is usually more expensive.

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 October 30, 2025.
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
8,996 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,996 reviews
United Airlines
7.4
Good
8,996 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Turkish Airlines
7.3
Good
4,033 reviews
United Airlines
7.4
Good
8,996 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,542 reviews
United Airlines
7.4
Good
8,996 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 and United Airlines fly from Seattle to Cluj Napoca in about 19h 30m. The time it takes to get you to your destination can typically vary by up to 12h 25m. 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 $564, 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 41% 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 $463). 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

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$564Average$919FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$600Average$965FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$600Average$709FlexibilityNo cancel feeOn-time77%

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