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$509+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
3월 14 — 3월 211
토 3/14
토 3/21
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 2월 12, 2026.

This Mytrip deal was found by Cheapflights users on 2/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 4/2010:20 am
SEA
-
OTP
2 stops22h 15m
Multiple Airlines
금 5/16:05 am
OTP
-
SEA
1 stop16h 15m
Multiple Airlines
Deal found 2/8$523
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 10/1311:34 am
SEA
-
OTP
2 stops27h 46m
British Airways
금 11/68:00 am
OTP
-
SEA
1 stop18h 55m
British Airways
Deal found 2/10$531
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 10/136:50 pm
SEA
-
OTP
1 stop20h 20m
Lufthansa
금 11/66:05 am
OTP
-
SEA
1 stop16h 05m
Lufthansa
Deal found 2/9$532
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 10/133:00 pm
SEA
-
OTP
2 stops17h 35m
Multiple Airlines
금 11/66:05 am
OTP
-
SEA
1 stop16h 05m
Multiple Airlines
Deal found 2/9$533
This Air France deal was found by Cheapflights users on 2/9. 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.
일 4/196:40 pm
SEA
-
OTP
1 stop15h 30m
Multiple Airlines
목 4/304:50 pm
OTP
-
SEA
1 stop28h 52m
Multiple Airlines
Deal found 2/9$535
This United Airlines deal was found by Cheapflights users on 2/9. 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.
수 4/226:50 pm
SEA
-
OTP
1 stop13h 45m
United Airlines
목 4/306:05 am
OTP
-
SEA
1 stop16h 15m
United Airlines
Deal found 2/9$537
This KLM deal was found by Cheapflights users on 2/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 4/215:30 pm
SEA
-
OTP
1 stop13h 50m
KLM
금 5/18:35 am
OTP
-
SEA
1 stop17h 55m
KLM
Deal found 2/9$540
This United Airlines deal was found by Cheapflights users on 2/9. 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.
수 4/227:00 am
SEA
-
OTP
2 stops32h 10m
United Airlines
수 4/296:05 am
OTP
-
SEA
1 stop16h 15m
United Airlines
Deal found 2/9$542
This Air Canada deal was found by Cheapflights users on 2/9. 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.
화 10/135:40 am
SEA
-
OTP
2 stops26h 55m
Air Canada
금 11/66:30 am
OTP
-
SEA
2 stops25h 46m
Air Canada
Deal found 2/9$544
This Mytrip deal was found by Cheapflights users on 2/11. 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.
목 3/198:00 am
SEA
-
CLJ
2 stops20h 40m
Multiple Airlines
수 4/16:00 am
CLJ
-
SEA
1 stop20h 59m
Multiple Airlines
Deal found 2/11$546
This Air Canada deal was found by Cheapflights users on 2/9. 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.
일 4/198:00 pm
SEA
-
OTP
2 stops36h 35m
Air Canada
금 5/11:45 pm
OTP
-
SEA
2 stops30h 35m
Air Canada
Deal found 2/9$546
This United Airlines deal was found by Cheapflights users on 2/9. 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.
수 4/16:50 pm
SEA
-
OTP
1 stop20h 20m
United Airlines
화 4/146:05 am
OTP
-
SEA
3 stops27h 22m
United Airlines
Deal found 2/9$547

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 2월 12, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$523
(Mytrip)

One-way from

$509
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$639
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. 5% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 2월 12, 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

일 4/19

8:55 am-1:10 am

2 stops30h 15m

Bucharest Otopeni Intl

금 5/1

6:05 am-12:20 pm

1 stop16h 15m

$542

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

화 4/21

7:00 am-6:35 pm

2 stops25h 35m

Bucharest Otopeni Intl

목 4/30

6:05 am-12:20 pm

1 stop16h 15m

$542

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

화 4/21

8:45 am-1:10 am

2 stops30h 25m

Bucharest Otopeni Intl

수 4/29

6:05 am-12:20 pm

1 stop16h 15m

$542

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

일 4/5

5:00 am-1:10 am

2 stops34h 10m

Bucharest Otopeni Intl

화 4/14

6:05 am-12:20 pm

1 stop16h 15m

$542

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

일 4/19

8:55 am-1:10 am

2 stops30h 15m

Bucharest Otopeni Intl

목 4/30

6:05 am-12:20 pm

1 stop16h 15m

$542

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

토 4/18

11:35 pm-1:05 pm

2 stops27h 30m

Bucharest Otopeni Intl

수 4/29

6:05 am-12:20 pm

1 stop16h 15m

$554

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

일 4/19

6:50 pm-1:10 am

1 stop20h 20m

Bucharest Otopeni Intl

월 5/4

1:50 pm-12:20 pm

1 stop32h 30m

$558

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

일 4/5

6:50 pm-6:35 pm

1 stop13h 45m

Bucharest Otopeni Intl

월 4/13

12:45 pm-6:35 pm

2 stops39h 50m

$560

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

토 4/4

8:00 pm-6:35 pm

2 stops36h 35m

Bucharest Otopeni Intl

목 5/28

6:05 am-12:20 pm

1 stop16h 15m

$562

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

월 4/20

2:24 pm-1:10 am

2 stops24h 46m

Bucharest Otopeni Intl

월 5/4

1:50 pm-12:20 pm

1 stop32h 30m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 31 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 $532). Flying from Seattle to Romania in July is currently the most expensive (average of $667). 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 2월 12, 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
1,451 reviews

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

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
1,451 reviews
KLM
7.7
Good
1,451 reviews

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

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
9,281 reviews
KLM
7.7
Good
1,451 reviews

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

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
4,208 reviews
KLM
7.7
Good
1,451 reviews

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

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
7,780 reviews
KLM
7.7
Good
1,451 reviews

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

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
7,733 reviews
KLM
7.7
Good
1,451 reviews

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

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 13h 50m. Delta provides one of the quickest options available for as low as $540. 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, January is the cheapest month in which you can book a flight from Seattle to Romania (average of $532). Flying from Seattle to Romania in July is currently the most expensive (average of $667). 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

Browse thousands of different options on Cheapflights for your next trip

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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 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 2월 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$539Average$634FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$546Average$968FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$552Average$1,030FlexibilityNo cancel feeOn-time76%
KLMCheapest$584Average$731FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$587Average$718FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$699Average$807FlexibilityNo cancel feeOn-time77%
DeltaCheapest$772Average$890FlexibilityNo cancel feeOn-timeN/A

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