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$363+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
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 10, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$522
(Cheapflightsfares)

One-way from

$363
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$605
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. 16% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($86 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 10, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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.
Mon 12/81:40 pmSEA - OTP
2 stops25h 25mLufthansa
Mon 12/155:55 amOTP - SEA
1 stop16h 15mLufthansa
Deal found 11/9$528
This Air France deal was found by Cheapflights users on 11/9. 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 12/82:05 pmSEA - OTP
1 stop15h 45mMultiple Airlines
Mon 12/154:50 pmOTP - SEA
1 stop29h 00mMultiple Airlines
Deal found 11/9$533
This Air Canada deal was found by Cheapflights users on 11/8. 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.
Thu 12/118:10 amSEA - CLJ
2 stops19h 30mAir Canada
Thu 1/86:00 amCLJ - SEA
2 stops26h 16mAir Canada
Deal found 11/8$1,037
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sat 12/2712:35 pmSEA - CLJ
2 stops39h 05mUnited Airlines
Mon 1/52:25 pmCLJ - SEA
2 stops37h 49mUnited Airlines
Deal found 11/8$1,038
This United Airlines deal was found by Cheapflights users on 11/8. 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 12/2311:15 pmSEA - OTP
2 stops38h 40mUnited Airlines
Tue 12/302:50 pmOTP - SEA
2 stops44h 09mUnited Airlines
Deal found 11/8$1,081
This United Airlines deal was found by Cheapflights users on 11/9. 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 12/127:00 amSEA - CLJ
2 stops20h 40mUnited Airlines
Sat 1/102:25 pmCLJ - SEA
2 stops44h 34mUnited Airlines
Deal found 11/9$1,099
This United Airlines deal was found by Cheapflights users on 11/9. 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 12/109:25 amSEA - OTP
2 stops28h 30mUnited Airlines
Wed 12/312:40 pmOTP - SEA
2 stops41h 36mUnited Airlines
Deal found 11/9$1,110
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/115:00 amSEA - CLJ
2 stops46h 40mUnited Airlines
Thu 1/86:00 amCLJ - SEA
3 stops26h 43mUnited Airlines
Deal found 11/10$1,129
This Air Canada deal was found by Cheapflights users on 11/9. 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.
Fri 12/128:10 amSEA - OTP
2 stops21h 40mAir Canada
Fri 12/265:55 amOTP - SEA
2 stops26h 21mAir Canada
Deal found 11/9$1,132
This Gurufare deal was found by Cheapflights users on 11/8. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:00 pmSEA - IAS
2 stops39h 20mMultiple Airlines
Wed 1/74:05 pmIAS - SEA
2 stops38h 52mMultiple Airlines
Deal found 11/8$1,133
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Fri 12/121:35 pmSEA - OTP
1 stop23h 50mBritish Airways
Fri 12/268:20 pmOTP - SEA
1 stop25h 10mBritish Airways
Deal found 11/10$1,180
This FlightHub deal was found by Cheapflights users on 11/10. 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.
Fri 12/128:10 amSEA - CLJ
2 stops19h 30mMultiple Airlines
Sat 1/102:25 pmCLJ - SEA
1 stop32h 55mMultiple Airlines
Deal found 11/10$1,314

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 10, 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

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Fri 1/9

3:10 pm-1:40 pm

1 stop12h 30m

Cluj Napoca

Fri 1/16

6:00 am-1:20 pm

1 stop17h 20m

$522

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/11

7:10 am-10:50 pm

2 stops29h 40m

Bucharest Otopeni Intl

Thu 2/19

6:00 am-11:40 am

1 stop15h 40m

$538

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/11

7:10 am-10:50 pm

2 stops29h 40m

Bucharest Otopeni Intl

Mon 2/23

1:55 pm-11:40 am

1 stop31h 45m

$538

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/11

7:10 am-10:50 pm

2 stops29h 40m

Bucharest Otopeni Intl

Tue 2/24

1:55 pm-11:40 am

1 stop31h 45m

$538

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Fri 1/9

5:00 am-1:40 pm

2 stops22h 40m

Cluj Napoca

Fri 1/16

6:00 am-10:43 pm

3 stops26h 43m

$544

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Thu 2/12

9:49 am-5:10 pm

2 stops21h 21m

Bucharest Otopeni Intl

Wed 2/18

1:55 pm-11:40 am

1 stop31h 45m

$544

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sat 2/14

9:59 pm-5:10 pm

2 stops33h 11m

Bucharest Otopeni Intl

Mon 2/23

1:55 pm-11:40 am

1 stop31h 45m

$544

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 1/11

3:10 pm-1:05 am

1 stop23h 55m

Bucharest Otopeni Intl

Sat 1/17

1:05 pm-1:20 pm

1 stop34h 15m

$547

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 2/15

10:55 am-6:35 pm

2 stops21h 40m

Bucharest Otopeni Intl

Sun 2/22

2:50 pm-12:10 pm

1 stop31h 20m

$558

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Fri 2/13

7:00 am-11:50 pm

2 stops30h 50m

Bucharest Otopeni Intl

Thu 2/19

5:50 am-6:03 pm

2 stops22h 13m

$560

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 32 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 10, 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 10, 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
8,004 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

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
8,004 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

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
1,410 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

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
9,012 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

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
4,038 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

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
7,564 reviews
Delta
7.9
Good
8,004 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

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 12h 30m. Lufthansa provides one of the quickest options available for as low as $522. There are 5606 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 $404 on Lufthansa. 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 10, 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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