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$303+ 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheap flight deals from Seattle to Romania

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

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$472
(Kiwi.com)

One-way from

$303
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$627
Provider with most accurate pricing for Seattle/Tacoma Intl-Bucharest (BUH) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Bucharest (BUH) flights.
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From Seattle/Tacoma Intl to Romania
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One-way flight from Seattle/Tacoma Intl to Romania
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Highest demand for flights based on searches. 19% potential increase in price ($222 potential increase over avg. RT price).
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Cheapest flight prices on average. 12% potential price decrease ($100 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:10 pmSEA - OTP
1 stop23h 55mLufthansa
Mon 1/127:20 pmOTP - SEA
2 stops33h 56mLufthansa
Deal found 11/2$472
This Air France deal was found by Cheapflights users on 11/3. 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 12/12:05 pmSEA - OTP
1 stop15h 45mMultiple Airlines
Mon 12/86:00 pmOTP - SEA
1 stop27h 50mMultiple Airlines
Deal found 11/3$533
This KLM deal was found by Cheapflights users on 11/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:40 pmSEA - OTP
1 stop16h 10mMultiple Airlines
Tue 12/166:00 amOTP - SEA
2 stops20h 21mMultiple Airlines
Deal found 11/3$544
This Delta deal was found by Cheapflights users on 11/3. 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 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 12/166:00 amOTP - SEA
2 stops23h 00mDelta
Deal found 11/3$548
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:00 amSEA - OTP
2 stops30h 55mUnited Airlines
Tue 12/165:55 amOTP - SEA
3 stops25h 05mUnited Airlines
Deal found 11/3$560
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/18:10 amSEA - OTP
2 stops29h 45mUnited Airlines
Mon 12/82:50 pmOTP - SEA
2 stops20h 00mUnited Airlines
Deal found 11/3$562
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:35 pmSEA - CLJ
2 stops26h 20mLufthansa
Wed 11/196:00 amCLJ - SEA
1 stop17h 20mLufthansa
Deal found 11/3$619
This Travelocity deal was found by Cheapflights users on 11/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:00 amSEA - CLJ
2 stops31h 55mMultiple Airlines
Wed 11/196:00 amCLJ - SEA
2 stops26h 16mMultiple Airlines
Deal found 11/3$639
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:41 pmSEA - CLJ
3 stops38h 59mUnited Airlines
Wed 11/192:25 pmCLJ - SEA
2 stops20h 34mUnited Airlines
Deal found 11/3$705
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:25 amSEA - CLJ
2 stops42h 15mUnited Airlines
Thu 1/86:00 amCLJ - SEA
2 stops26h 16mUnited Airlines
Deal found 11/2$810
This oojo deal was found by Cheapflights users on 11/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:00 pmSEA - TSR
2 stops18h 40mTurkish Airlines
Sat 11/88:30 amTSR - SEA
2 stops42h 35mTurkish Airlines
Deal found 11/2$864
This United Airlines deal was found by Cheapflights users on 11/4. 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 stops55h 07mUnited Airlines
Deal found 11/4$903

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 November 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

Sun 12/28

3:10 pm-1:05 am

1 stop23h 55m

Bucharest Otopeni Intl

Mon 1/12

5:55 am-12:10 pm

1 stop16h 15m

$485

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Mon 12/1

2:05 pm-3:50 pm

1 stop15h 45m

Bucharest Otopeni Intl

Mon 12/8

6:00 pm-11:50 am

1 stop27h 50m

$533

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 12/9

1:40 pm-3:50 pm

1 stop16h 10m

Bucharest Otopeni Intl

Tue 12/16

6:00 am-4:21 pm

2 stops20h 21m

$544

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 12/9

2:05 pm-10:50 pm

2 stops22h 45m

Bucharest Otopeni Intl

Tue 12/16

6:00 am-7:00 pm

2 stops23h 00m

$548

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 12/9

7:00 am-11:55 pm

2 stops30h 55m

Bucharest Otopeni Intl

Tue 12/16

5:55 am-9:00 pm

3 stops25h 05m

$560

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/1

10:10 am-6:35 pm

2 stops22h 25m

Bucharest Otopeni Intl

Mon 4/13

1:50 pm-9:33 am

2 stops53h 43m

$583

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Mon 1/12

2:00 pm-3:20 pm

2 stops39h 20m

Iasi

Mon 1/26

4:05 pm-10:16 pm

2 stops40h 11m

$589

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Mon 1/12

2:00 pm-3:20 pm

2 stops39h 20m

Iasi

Wed 1/28

4:05 pm-12:10 pm

2 stops30h 05m

$590

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/1

3:51 pm-1:00 am

2 stops23h 09m

Bucharest Otopeni Intl

Mon 4/13

12:40 pm-11:21 pm

3 stops44h 41m

$601

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Thu 3/12

8:00 pm-2:10 pm

1 stop33h 10m

Bucharest Otopeni Intl

Sat 3/21

3:30 pm-6:05 pm

1 stop35h 35m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 35 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 $463). Flying from Seattle to Romania in December is currently the most expensive (average of $752). 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 November 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 November 4, 2025.
Read through reviews of airlines operating flights from Seattle to Romania, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,405 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,002 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Turkish Airlines
7.3
Good
4,037 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,550 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 22h 45m. Lufthansa provides one of the quickest options available for as low as $548. There are 5791 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 $436 on British Airways. Other airlines that offer cheap prices include United Airlines from $454 and Turkish Airlines from $504 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 $463). Flying from Seattle to Romania in December is currently the most expensive (average of $752). 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 5 airlines flying from Seattle to Romania

Discover the top 5 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$564Average$1,020FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$581Average$1,029FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$596Average$912FlexibilityNo cancel feeOn-time77%
KLMCheapest$656Average$932FlexibilityNo cancel feeOn-time75%
DeltaCheapest$772Average$1,011FlexibilityNo cancel feeOn-timeN/A

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