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$395+ Cheap flights from Seattle (SEA) to Romania

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Seattle to Romania

Cheapest flights from Seattle to Romania
Explore the most affordable flight options available from Seattle to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This KAYAK deal was found by Cheapflights users on 12/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/93:25 pmSEA - CLJ
2 stops32h 40mSWISS
Mon 12/153:25 pmCLJ - SEA
2 stops39h 35mSWISS
Deal found 12/2$517
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:05 pmSEA - OTP
2 stops22h 45mDelta
Tue 12/231:55 pmOTP - SEA
2 stops38h 36mDelta
Deal found 12/2$519
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:10 amSEA - OTP
2 stops24h 00mDelta
Tue 12/231:55 pmOTP - SEA
2 stops36h 38mDelta
Deal found 12/2$524
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:25 amSEA - OTP
2 stops26h 25mDelta
Wed 12/241:05 pmOTP - SEA
1 stop32h 20mDelta
Deal found 12/2$527
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:10 amSEA - OTP
2 stops24h 00mDelta
Wed 12/241:05 pmOTP - SEA
1 stop32h 20mDelta
Deal found 12/2$533
This KAYAK deal was found by Cheapflights users on 12/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:05 pmSEA - CLJ
2 stops35h 00mSWISS
Sun 12/143:15 pmCLJ - SEA
2 stops41h 13mSWISS
Deal found 12/2$567
This Ovago deal was found by Cheapflights users on 12/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/93:25 pmSEA - CLJ
2 stops32h 40mMultiple Airlines
Sun 12/142:25 pmCLJ - SEA
2 stops40h 35mMultiple Airlines
Deal found 12/2$587
This Air France deal was found by Cheapflights users on 12/3. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:05 pmSEA - OTP
1 stop15h 45mMultiple Airlines
Thu 1/84:50 pmOTP - SEA
1 stop29h 00mMultiple Airlines
Deal found 12/3$651
This Orbitz deal was found by Cheapflights users on 12/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:10 pmSEA - OTP
1 stop23h 55mMultiple Airlines
Fri 1/96:30 amOTP - SEA
2 stops25h 46mMultiple Airlines
Deal found 12/3$708
This FlightHub deal was found by Cheapflights users on 12/3. 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 12/313:10 pmSEA - OTP
2 stops22h 45mLufthansa
Fri 1/96:05 amOTP - SEA
2 stops16h 05mLufthansa
Deal found 12/3$740
This Ovago deal was found by Cheapflights users on 12/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:30 amSEA - OTP
2 stops20h 15mBritish Airways
Tue 12/238:00 amOTP - SEA
1 stop18h 55mBritish Airways
Deal found 12/3$805
This FlightHub deal was found by Cheapflights users on 12/2. 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.
Tue 12/93:25 pmSEA - CLJ
2 stops32h 40mMultiple Airlines
Tue 12/166:00 amCLJ - SEA
2 stops26h 16mMultiple Airlines
Deal found 12/2$931

Find flight deals from Seattle to Romania

Keep the following information in mind while searching for Seattle to Romania flight deals. Data was last updated December 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$479
(Kiwi.com)

One-way from

$395
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,173
Provider with most accurate pricing for Seattle/Tacoma Intl-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Bucharest (BUH) flights.
Search Deals
From Seattle/Tacoma Intl to Romania
Search Deals
One-way flight from Seattle/Tacoma Intl to Romania
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Romania 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 December 4, 2025.
Use the filters below to find and compare flights from Seattle to Romania that are best for you.

Fly from

Seattle

Fly to

Romania

Route

Depart

Return

Price

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 2/17

11:35 am-10:50 pm

2 stops25h 15m

Bucharest Otopeni Intl

Mon 2/23

1:55 pm-11:40 am

1 stop31h 45m

$504

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Thu 1/15

7:00 am-1:40 pm

2 stops20h 40m

Cluj Napoca

Thu 5/7

10:40 am-6:36 pm

2 stops17h 56m

$506

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 2/15

2:15 pm-12:05 pm

1 stop35h 50m

Bucharest Otopeni Intl

Tue 2/24

6:00 am-11:40 am

1 stop15h 40m

$506

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Mon 2/16

11:17 am-10:50 pm

2 stops25h 33m

Bucharest Otopeni Intl

Tue 2/24

6:00 am-11:40 am

1 stop15h 40m

$509

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sat 2/14

9:55 pm-1:00 pm

2 stops29h 05m

Bucharest Otopeni Intl

Tue 2/24

6:00 am-11:40 am

1 stop15h 40m

$510

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sat 2/14

9:55 pm-1:00 pm

2 stops29h 05m

Bucharest Otopeni Intl

Mon 2/23

1:55 pm-11:40 am

1 stop31h 45m

$510

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 2/15

3:10 pm-6:35 pm

1 stop17h 25m

Bucharest Otopeni Intl

Tue 2/24

6:05 am-7:16 pm

2 stops23h 11m

$512

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/11

7:10 am-5:10 pm

2 stops24h 00m

Bucharest Otopeni Intl

Thu 2/19

6:00 am-12:09 am

2 stops28h 09m

$516

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Sat 1/31

12:40 pm-1:40 pm

3 stops39h 00m

Cluj Napoca

Sun 2/8

6:00 am-10:43 pm

3 stops26h 43m

$521

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/11

7:00 am-2:00 pm

2 stops21h 00m

Bucharest Otopeni Intl

Fri 2/20

5:55 am-7:03 pm

2 stops23h 08m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 38 results
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Best time to book a flight from Seattle to Romania

Have a flexible travel schedule? Discover the best time to fly to Romania 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 Romania

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Romania (average of $449). Flying from Seattle to Romania in December is currently the most expensive (average of $719). 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 RO?

Find hourly flight availability from Seattle to Romania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Romania in the morning. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Seattle to Romania?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Romania. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Romania flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Romania

Get insights into the airlines that provide service to Romania. 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 Romania. Reviews last updated December 4, 2025.
Read through reviews of airlines operating flights from Seattle to Romania, such as KLM, United Airlines, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,428 reviews

Food

7.2

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,428 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,063 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,075 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,612 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,559 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Romania?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Romania. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Seattle to Romania?

    A quick flight from Seattle to Romania can take about 21h 03m. Delta provides one of the quickest options available for as low as $547. There are 5648 mi between Seattle and Romania. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Seattle to Romania one-way?

    One-way options have recently been found by users for as low as $468 on Lufthansa. Other airlines that offer cheap prices include Air France from $481 and KLM from $483 one-way.

  • What are the most popular routes from Seattle to Romania?

    When deciding which route to take from Seattle to Romania consider Seattle/Tacoma Intl - Bucharest Otopeni Intl, Seattle/Tacoma Intl - Cluj Napoca or Seattle/Tacoma Intl - Iasi as they are the most popular.

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

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

  • How can I find direct flights from Seattle to Romania?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Romania 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 Romania?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Romania (average of $449). Flying from Seattle to Romania in December is currently the most expensive (average of $719). 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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Alternative routes for Seattle to Romania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Seattle to Romania

Discover the top 6 airlines that operate flights from Seattle to Romania. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$553Average$635FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$564Average$1,020FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$580Average$1,037FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$591Average$884FlexibilityNo cancel feeOn-time77%
KLMCheapest$656Average$932FlexibilityNo cancel feeOn-time75%
DeltaCheapest$772Average$1,011FlexibilityNo cancel feeOn-timeN/A

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