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$485+ Cheap flights from Seattle (SEA) to Romania

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
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 January 20, 2026.

This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:10 am
SEA
-
OTP
2 stops21h 40m
Multiple Airlines
Tue 3/105:55 am
OTP
-
SEA
1 stop16h 15m
Multiple Airlines
Deal found 1/19$485
This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/223:10 pm
SEA
-
OTP
1 stop17h 25m
Lufthansa
Tue 3/105:55 am
OTP
-
SEA
1 stop16h 15m
Lufthansa
Deal found 1/19$490
This oojo deal was found by Cheapflights users on 1/19. 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 2/45:45 pm
SEA
-
OTP
2 stops19h 45m
British Airways
Mon 2/168:25 pm
OTP
-
SEA
1 stop30h 30m
British Airways
Deal found 1/19$495
This Booking.com deal was found by Cheapflights users on 1/19. 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.
Wed 4/296:50 pm
SEA
-
OTP
1 stop13h 45m
Lufthansa
Wed 5/66:05 am
OTP
-
SEA
1 stop16h 15m
Lufthansa
Deal found 1/19$496
This KAYAK deal was found by Cheapflights users on 1/19. 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.
Sun 9/138:20 pm
SEA
-
OTP
1 stop18h 30m
British Airways
Mon 9/213:40 pm
OTP
-
SEA
1 stop29h 55m
British Airways
Deal found 1/19$498
This oojo deal was found by Cheapflights users on 1/19. 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.
Sun 3/81:37 pm
SEA
-
OTP
2 stops25h 08m
British Airways
Wed 3/188:05 am
OTP
-
SEA
1 stop18h 50m
British Airways
Deal found 1/19$499
This KAYAK deal was found by Cheapflights users on 1/19. 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.
Sun 4/1911:10 pm
SEA
-
OTP
2 stops54h 15m
British Airways
Wed 4/294:15 pm
OTP
-
SEA
1 stop29h 20m
British Airways
Deal found 1/19$500
This KAYAK deal was found by Cheapflights users on 1/19. 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.
Sun 9/136:24 am
SEA
-
OTP
2 stops32h 26m
British Airways
Thu 9/248:25 am
OTP
-
SEA
1 stop37h 10m
British Airways
Deal found 1/19$502
This KAYAK deal was found by Cheapflights users on 1/19. 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.
Wed 4/157:00 am
SEA
-
OTP
2 stops31h 20m
British Airways
Wed 4/294:15 pm
OTP
-
SEA
1 stop36h 10m
British Airways
Deal found 1/19$504
This Booking.com deal was found by Cheapflights users on 1/19. 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 3/510:05 am
SEA
-
OTP
2 stops18h 00m
Multiple Airlines
Thu 3/125:50 am
OTP
-
SEA
1 stop16h 20m
Multiple Airlines
Deal found 1/19$507
This United Airlines deal was found by Cheapflights users on 1/19. 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 4/152:24 pm
SEA
-
OTP
2 stops24h 46m
United Airlines
Fri 5/16:15 am
OTP
-
SEA
1 stop20h 44m
United Airlines
Deal found 1/19$508
This Orbitz deal was found by Cheapflights users on 1/20. 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.
Mon 5/47:20 pm
SEA
-
CLJ
2 stops52h 40m
Multiple Airlines
Thu 5/286:00 am
CLJ
-
SEA
1 stop21h 00m
Multiple Airlines
Deal found 1/20$522

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 January 20, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$485
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$538
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
Highest demand for flights based on searches. 5% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($63 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 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 January 20, 2026.
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 4/19

1:35 pm-12:50 am

1 stop25h 15m

Bucharest Otopeni Intl

Thu 4/30

8:15 am-6:25 pm

1 stop20h 10m

$500

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/15

8:20 pm-12:20 am

1 stop18h 00m

Bucharest Otopeni Intl

Wed 4/29

8:15 am-11:35 am

1 stop37h 20m

$500

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 4/19

6:50 pm-1:10 am

1 stop20h 20m

Bucharest Otopeni Intl

Fri 5/1

6:15 am-4:59 pm

1 stop20h 44m

$504

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/15

2:24 pm-1:10 am

2 stops24h 46m

Bucharest Otopeni Intl

Fri 5/1

6:15 am-4:59 pm

1 stop20h 44m

$508

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 4/19

5:50 am-6:35 pm

2 stops26h 45m

Bucharest Otopeni Intl

Tue 4/28

6:05 am-9:51 pm

2 stops25h 46m

$510

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 4/19

11:10 pm-1:20 am

2 stops40h 10m

Bucharest Otopeni Intl

Wed 4/29

8:15 am-10:26 pm

2 stops24h 11m

$510

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/15

11:16 am-12:20 am

2 stops27h 04m

Bucharest Otopeni Intl

Fri 5/1

8:15 am-11:39 pm

2 stops25h 24m

$514

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/15

7:00 am-12:20 am

2 stops31h 20m

Bucharest Otopeni Intl

Thu 4/30

8:15 am-11:39 pm

2 stops25h 24m

$514

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 5/4

7:20 pm-10:00 am

2 stops52h 40m

Cluj Napoca

Thu 5/28

6:00 am-5:00 pm

1 stop21h 00m

$522

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/1

6:50 pm-6:35 pm

1 stop13h 45m

Bucharest Otopeni Intl

Mon 4/13

1:50 pm-12:20 pm

1 stop32h 30m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 20 results
1
2

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, March is the cheapest month in which you can book a flight from Seattle to Romania (average of $529). Flying from Seattle to Romania in June is currently the most expensive (average of $698). 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.

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 January 20, 2026.
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
1,442 reviews

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,188 reviews
KLM
7.7
Good
1,442 reviews

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,198 reviews
KLM
7.7
Good
1,442 reviews

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,736 reviews
KLM
7.7
Good
1,442 reviews

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,690 reviews
KLM
7.7
Good
1,442 reviews

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 20h 20m. British Airways provides one of the quickest options available for as low as $504. 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 $388 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 - Timisoara 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, March is the cheapest month in which you can book a flight from Seattle to Romania (average of $529). Flying from Seattle to Romania in June is currently the most expensive (average of $698). 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 7 airlines flying from Seattle to Romania

Discover the top 7 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$539Average$634FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$546Average$977FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$565Average$1,024FlexibilityNo cancel feeOn-time76%
KLMCheapest$584Average$834FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$587Average$742FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$699Average$807FlexibilityNo cancel feeOn-time77%
DeltaCheapest$772Average$952FlexibilityNo cancel feeOn-timeN/A

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