HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$376+ Cheap flights from Bucharest (BUH) to Seattle (SEA)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — SEA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Bucharest to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Bucharest to Seattle/Tacoma Intl are usually found in April or March, booked 50 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Bucharest to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Bucharest (BUH) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$628
(Gotogate)

One-way from

$376
(Trip.com)

Popular in

July

Cheapest in

April

Average price

$869
From Bucharest (BUH) to Seattle/Tacoma Intl
Search Deals
One-way flight from Bucharest (BUH) to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Bucharest to Seattle

Cheapest flights from Bucharest to Seattle
Explore the most affordable flight options available from Bucharest to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/279:25 pmOTP - SEA
1 stop26h 35mScandinavian Airlines
Fri 10/104:20 pmSEA - OTP
1 stop18h 15mScandinavian Airlines
Deal found 9/16$628
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:25 pmOTP - SEA
1 stop26h 35mScandinavian Airlines
Fri 10/174:20 pmSEA - OTP
1 stop18h 15mScandinavian Airlines
Deal found 9/14$632
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/259:30 amOTP - SEA
1 stop21h 38mMultiple Airlines
Sun 11/99:34 pmSEA - OTP
2 stops35h 56mMultiple Airlines
Deal found 9/15$685
This Scandinavian Airlines deal was found by Cheapflights users on 9/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:25 pmOTP - SEA
1 stop26h 35mScandinavian Airlines
Fri 10/242:10 pmSEA - OTP
2 stops20h 25mScandinavian Airlines
Deal found 9/14$700
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 11/39:30 amOTP - SEA
1 stop35h 10mMultiple Airlines
Sun 11/163:10 pmSEA - OTP
2 stops22h 00mMultiple Airlines
Deal found 9/15$703
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/259:30 amOTP - SEA
1 stop21h 38mMultiple Airlines
Tue 11/49:34 pmSEA - OTP
2 stops35h 56mMultiple Airlines
Deal found 9/15$707
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/259:30 amOTP - SEA
1 stop21h 38mMultiple Airlines
Sat 11/83:20 pmSEA - OTP
2 stops25h 55mMultiple Airlines
Deal found 9/15$710
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 10/299:35 amOTP - SEA
1 stop19h 38mMultiple Airlines
Sun 11/99:34 pmSEA - OTP
2 stops35h 56mMultiple Airlines
Deal found 9/15$724
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/259:30 amOTP - SEA
1 stop21h 38mMultiple Airlines
Wed 11/511:07 amSEA - OTP
2 stops28h 23mMultiple Airlines
Deal found 9/15$737
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/319:35 amOTP - SEA
1 stop19h 38mMultiple Airlines
Sat 11/89:34 pmSEA - OTP
2 stops39h 36mMultiple Airlines
Deal found 9/15$746
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 10/299:35 amOTP - SEA
1 stop19h 38mMultiple Airlines
Tue 11/43:10 pmSEA - OTP
2 stops26h 05mMultiple Airlines
Deal found 9/15$755

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bucharest to Seattle 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 September 16, 2025.
Use the filters below to find and compare flights from Bucharest to Seattle that are best for you.

Fly from

Bucharest

Fly to

Seattle

Route

Depart

Return

Price

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Sat 10/4

9:25 pm-2:00 pm

1 stop26h 35m

Seattle/Tacoma Intl

Fri 10/17

4:20 pm-8:35 pm

1 stop18h 15m

$632

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Sat 10/11

9:25 pm-2:00 pm

1 stop26h 35m

Seattle/Tacoma Intl

Fri 10/24

2:10 pm-8:35 pm

2 stops20h 25m

$700

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Tue 1/6

4:50 pm-11:50 am

1 stop29h 00m

Seattle/Tacoma Intl

Fri 3/6

2:00 pm-8:10 pm

1 stop20h 10m

$778

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Sat 11/1

4:50 pm-12:45 pm

1 stop28h 55m

Seattle/Tacoma Intl

Sat 11/15

1:40 pm-3:50 pm

1 stop16h 10m

$778

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Sat 11/1

6:00 am-7:00 pm

2 stops22h 00m

Seattle/Tacoma Intl

Sat 11/15

2:02 pm-10:50 pm

2 stops22h 48m

$784

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Sat 10/4

9:30 am-8:04 pm

1 stop20h 34m

Seattle/Tacoma Intl

Fri 10/17

1:50 pm-1:35 am

2 stops25h 45m

$801

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Thu 10/30

4:35 pm-12:30 pm

1 stop28h 55m

Seattle/Tacoma Intl

Thu 11/6

2:46 pm-7:30 pm

2 stops18h 44m

$815

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Mon 10/27

4:00 pm-12:30 pm

1 stop29h 30m

Seattle/Tacoma Intl

Mon 11/3

6:50 pm-2:45 pm

1 stop33h 55m

$816

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Thu 10/30

8:00 am-12:30 pm

1 stop37h 30m

Seattle/Tacoma Intl

Sun 11/9

11:42 am-11:45 pm

2 stops26h 03m

$816

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Fri 10/31

8:00 am-5:55 pm

1 stop18h 55m

Seattle/Tacoma Intl

Fri 11/7

6:50 pm-11:25 pm

1 stop18h 35m

$816

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 17 results
1
2

Best time to book a flight from Bucharest to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bucharest 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 Bucharest to Seattle

How far ahead should I book a flight from Bucharest to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Bucharest to Seattle. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Bucharest to Seattle, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Bucharest to Seattle?

Currently, January is the cheapest month in which you can book a flight from Bucharest to Seattle (average of $238). Flying from Bucharest to Seattle in June is currently the most expensive (average of $387). 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.

How much does it cost to fly round-trip from Bucharest to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 16, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Turkish Airlines from Bucharest to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Turkish Airlines
7.3
Good
3,968 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Lufthansa
6.8
Okay
7,407 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Bucharest to Seattle. 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 into for flights to Seattle from Bucharest?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Bucharest to Seattle. 2 airlines have flights to Seattle/Tacoma Intl from Bucharest on a regular basis. Booking flights from Bucharest to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from Bucharest per day.

  • How long is the flight from Bucharest to Seattle?

    Scandinavian Airlines and Delta can get you from Bucharest to Seattle in just under 22h. Your travel time can differ by up to 4h 35m. The distance between Bucharest and Seattle is about 5791 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Bucharest to Seattle round-trip?

    Flying on Turkish Airlines is currently your cheapest option to Seattle, with prices starting at $790. Another option worth looking into is Lufthansa, starting at $808 round trip. These flights start at 12% lower than the current average price 3 months from now.

  • Can I find deals for flights from Bucharest to Seattle that include hotel bookings?

    Yes. In addition to deals on Bucharest to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bucharest to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bucharest to Seattle.

  • Can I find deals for business class flights from Bucharest to Seattle?

    Yes. Cheapflights offers flight deals from Bucharest to Seattle 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 Bucharest to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Bucharest to Seattle (average of $238). Flying from Bucharest to Seattle in June is currently the most expensive (average of $387). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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.

Alternative routes for Bucharest to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Otopeni Intl to Portland flights
Otopeni Intl to Seattle flights
Iaşi to Seattle flights

Top 2 airlines flying from Bucharest to Seattle

Discover the top 2 airlines that operate flights from Bucharest to Seattle. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$790Average$898FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$808Average$992FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.