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$225+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
Apr 6 — Apr 131
Mon 4/6
Mon 4/13
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 March 7, 2026.

This oojo deal was found by Cheapflights users on 3/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 pm
SEA
-
OTP
1 stop19h 00m
British Airways
Fri 11/68:00 am
OTP
-
SEA
1 stop18h 55m
British Airways
Deal found 3/3$551
This FlightHub deal was found by Cheapflights users on 3/2. 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 10/136:50 pm
SEA
-
OTP
1 stop13h 45m
Lufthansa
Fri 11/66:05 am
OTP
-
SEA
1 stop16h 05m
Lufthansa
Deal found 3/2$552
This FlightHub deal was found by Cheapflights users on 3/3. 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.
Tue 10/133:00 pm
SEA
-
OTP
2 stops17h 35m
Multiple Airlines
Fri 11/66:05 am
OTP
-
SEA
1 stop16h 05m
Multiple Airlines
Deal found 3/3$553
This United Airlines deal was found by Cheapflights users on 3/3. 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 11/166:50 am
SEA
-
CLJ
2 stops20h 50m
United Airlines
Fri 11/206:00 am
CLJ
-
SEA
1 stop17h 20m
United Airlines
Deal found 3/3$554
This Air Canada deal was found by Cheapflights users on 3/3. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:00 pm
SEA
-
OTP
2 stops17h 35m
Air Canada
Fri 11/66:30 am
OTP
-
SEA
2 stops25h 46m
Air Canada
Deal found 3/3$564
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Mon 8/1711:05 am
SEA
-
OTP
2 stops28h 05m
United Airlines
Tue 8/256:05 am
OTP
-
SEA
2 stops27h 06m
United Airlines
Deal found 3/4$567
This FlightHub deal was found by Cheapflights users on 3/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:50 pm
SEA
-
OTP
1 stop20h 20m
Lufthansa
Wed 10/286:05 am
OTP
-
SEA
1 stop16h 05m
Lufthansa
Deal found 3/4$569
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Wed 8/198:00 am
SEA
-
OTP
2 stops18h 00m
United Airlines
Tue 8/256:05 am
OTP
-
SEA
3 stops27h 19m
United Airlines
Deal found 3/4$571
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Mon 8/1711:05 am
SEA
-
OTP
2 stops28h 05m
United Airlines
Fri 8/286:05 am
OTP
-
SEA
1 stop15h 50m
United Airlines
Deal found 3/4$575
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Wed 8/198:00 am
SEA
-
OTP
2 stops18h 00m
United Airlines
Fri 8/286:05 am
OTP
-
SEA
1 stop15h 50m
United Airlines
Deal found 3/4$579
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Sun 7/196:50 pm
SEA
-
OTP
1 stop20h 20m
United Airlines
Fri 8/216:05 am
OTP
-
SEA
2 stops37h 53m
United Airlines
Deal found 3/4$580
This FlightHub deal was found by Cheapflights users on 3/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/143:00 pm
SEA
-
OTP
2 stops17h 35m
Multiple Airlines
Wed 10/286:30 am
OTP
-
SEA
2 stops26h 44m
Multiple Airlines
Deal found 3/4$582

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 March 7, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$567
(United Airlines)

One-way from

$225
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$645
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 ($53 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 March 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 March 7, 2026.
Use the filters below to find and compare flights from Seattle to Romania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 7/22

7:40 am-6:35 pm

2 stops24h 55m

Bucharest Otopeni Intl

Fri 8/21

6:05 am-9:07 pm

2 stops25h 02m

$632

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 7/22

5:00 am-6:35 pm

2 stops27h 35m

Bucharest Otopeni Intl

Wed 8/19

6:05 am-9:07 pm

2 stops25h 02m

$632

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 4/1

1:54 pm-12:20 am

2 stops24h 26m

Bucharest Otopeni Intl

Wed 4/22

8:15 am-12:36 am

2 stops26h 21m

$633

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Sun 4/19

6:50 pm-12:30 am

1 stop19h 40m

Cluj Napoca

Sun 4/26

6:00 am-12:20 pm

2 stops16h 20m

$663

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Tue 4/21

8:55 am-5:25 pm

2 stops22h 30m

Cluj Napoca

Tue 4/28

6:00 am-11:27 pm

3 stops27h 27m

$672

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Fri 4/17

5:00 am-1:10 am

2 stops34h 10m

Bucharest Otopeni Intl

Fri 4/24

6:05 am-9:53 pm

2 stops49h 48m

$676

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Thu 4/16

7:15 am-1:00 pm

2 stops19h 45m

Bucharest Otopeni Intl

Thu 4/23

7:05 am-6:26 pm

2 stops21h 21m

$681
Quickest round-trip

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 4/19

6:50 pm-11:40 pm

2 stops18h 50m

Bucharest Otopeni Intl

Sun 4/26

6:15 am-12:20 pm

2 stops16h 05m

$692

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Mon 6/1

2:10 pm-11:50 pm

1 stop23h 40m

Bucharest Otopeni Intl

Thu 6/11

6:05 am-12:20 pm

1 stop16h 15m

$697

SeattleIaşi

SEA - IAS

SEAIAS

Seattle/Tacoma Intl

Mon 4/20

7:00 am-1:20 am

2 stops32h 20m

Iasi

Mon 4/27

4:00 pm-8:53 pm

2 stops38h 53m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 39 resultsSorted by cheapest first
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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 June is currently the most expensive (average of $805). 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 March 7, 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
7.8
Good
1,467 reviews

Comfort

7.6

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,467 reviews
KLM
7.8
Good
1,467 reviews

Comfort

7.6

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,405 reviews
KLM
7.8
Good
1,467 reviews

Comfort

7.6

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Turkish Airlines
7.3
Good
4,249 reviews
KLM
7.8
Good
1,467 reviews

Comfort

7.6

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Lufthansa
6.8
Okay
7,833 reviews
KLM
7.8
Good
1,467 reviews

Comfort

7.6

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,779 reviews
KLM
7.8
Good
1,467 reviews

Comfort

7.6

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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 19h 40m. United Airlines provides one of the quickest options available for as low as $663. 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 $257 on Air France. Other airlines that offer cheap prices include Lufthansa from $388 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 $532). Flying from Seattle to Romania in June is currently the most expensive (average of $805). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$539Average$626FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$546Average$906FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$552Average$1,009FlexibilityNo cancel feeOn-time76%
KLMCheapest$584Average$735FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$587Average$675FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$746Average$809FlexibilityNo cancel feeOn-time77%

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