Which layover airport has the shortest travel time from Seattle to Bucharest?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 13h 45m.

Which layover airport has the shortest connection time from Seattle to Bucharest?

Amsterdam (AMS) has the shortest average layover time for this route: 1h 39m.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Bucharest?

British Airways, American Airlines, and Air Canada are the most popular carriers operating from Seattle/Tacoma Intl to Bucharest

What airlines fly to Bucharest?

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Bucharest from Seattle according to our data. Turkish Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Bucharest. Keep in mind that there are 5 different airlines that fly to Bucharest on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Seattle to Bucharest?

Flights via Munich (MUC) offer the lowest average round-trip price of $586.

Which airport is the most popular layover for flights between Seattle and Bucharest?

Istanbul (IST) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Bucharest?

Prices for flights from Seattle/Tacoma Intl Airport to Bucharest refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Bucharest?

As of August 2026, there are 5 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Bucharest.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Bucharest?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Bucharest.

What documentation or ID do you need to fly to Bucharest?

The necessary travel and health documents for your Bucharest trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$261 Cheap Flights from Seattle to Bucharest in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Bucharest

Round-trip

One-way

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Cheap round-trip flights

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7:15 pm - 2:35 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

33h 20m1 stop Istanbul

9:30 am - 5:20 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

17h 50m1 stop Istanbul

$710Turkish Airlines

Sun, Sep 20 - Tue, Oct 6

7:15 pm - 11:15 amSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

30h 00m1 stop Istanbul

9:30 am - 5:20 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

17h 50m1 stop Istanbul

$713Turkish Airlines

Sun, Sep 20 - Tue, Oct 6

3:55 pm - 12:35 amSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

22h 40m1 stop Kastrup Copenhagen

5:35 am - 1:45 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

18h 10m2 stops Warsaw Frederic Chopin Kastrup Copenhagen

$739Multiple Airlines

Sun, Sep 20 - Tue, Oct 6

3:55 pm - 12:35 amSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

22h 40m1 stop Kastrup Copenhagen

7:05 am - 1:45 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

16h 40m2 stops Amsterdam Schiphol Kastrup Copenhagen

$742Multiple Airlines

Sun, Sep 20 - Tue, Oct 6

2:50 pm - 6:30 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

17h 40m1 stop Munich Franz Josef Strauss

6:00 am - 12:00 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

16h 00m1 stop Frankfurt am Main

$746Lufthansa

Sun, Jan 17 - Thu, Jan 21

6:45 pm - 3:05 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

34h 20m1 stop London Heathrow

8:25 am - 4:50 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

18h 25m1 stop London Heathrow

$772British Airways

Mon, Feb 1 - Fri, Feb 5

6:45 pm - 3:05 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

34h 20m1 stop London Heathrow

8:25 am - 4:50 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

18h 25m1 stop London Heathrow

$805British Airways

Sat, Dec 12 - Fri, Dec 18

8:00 am - 6:30 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

24h 30m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

6:00 am - 8:10 pmOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

24h 10m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$808Lufthansa

Sun, Jan 10 - Sun, Jan 17

6:40 pm - 11:25 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

18h 45m1 stop Paris Charles de Gaulle

2:00 pm - 11:47 amOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

31h 47m1 stop Amsterdam Schiphol

$810Delta

Wed, Oct 7 - Mon, Nov 16

7:15 am - 5:20 pmSEA Seattle/Tacoma Intl-OTP Bucharest Otopeni Intl

24h 05m2 stops New York John F Kennedy Intl Amsterdam Schiphol

2:00 pm - 11:47 amOTP Bucharest Otopeni Intl-SEA Seattle/Tacoma Intl

31h 47m1 stop Amsterdam Schiphol

$819Delta

Wed, Oct 7 - Tue, Nov 17

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Turkish Airlines flights from Seattle to Bucharest

Our best Turkish Airlines deals on Seattle to Bucharest flight tickets

Turkish Airlines

Sep 20

SEA7:15 pmSeattle/Tacoma Intl

33h 20m

1 stop

OTP2:35 pmBucharest Otopeni Intl

Oct 6

OTP9:30 amBucharest Otopeni Intl

17h 50m

1 stop

SEA5:20 pmSeattle/Tacoma Intl

$710

Turkish Airlines

Sep 20

SEA7:15 pmSeattle/Tacoma Intl

30h 00m

1 stop

OTP11:15 amBucharest Otopeni Intl

Oct 6

OTP9:30 amBucharest Otopeni Intl

17h 50m

1 stop

SEA5:20 pmSeattle/Tacoma Intl

$713

Turkish Airlines

Sep 29

SEA7:15 pmSeattle/Tacoma Intl

15h 00m

1 stop

OTP8:15 pmBucharest Otopeni Intl

Oct 13

OTP9:30 amBucharest Otopeni Intl

17h 50m

1 stop

SEA5:20 pmSeattle/Tacoma Intl

$740

Lufthansa flights from Seattle to Bucharest

Our best Lufthansa deals on Seattle to Bucharest flight tickets

Lufthansa

Jan 17

SEA2:50 pmSeattle/Tacoma Intl

17h 40m

1 stop

OTP6:30 pmBucharest Otopeni Intl

Jan 21

OTP6:00 amBucharest Otopeni Intl

16h 00m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

$746

Lufthansa

Jan 10

SEA8:00 amSeattle/Tacoma Intl

24h 30m

2 stops

OTP6:30 pmBucharest Otopeni Intl

Jan 17

OTP6:00 amBucharest Otopeni Intl

24h 10m

2 stops

SEA8:10 pmSeattle/Tacoma Intl

$808

Lufthansa

Sep 16

SEA6:50 pmSeattle/Tacoma Intl

13h 45m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Sep 30

OTP6:05 amBucharest Otopeni Intl

22h 27m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

$818

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sun 9/20

7:15 pm-2:35 pm

1 stop33h 20m

Bucharest Otopeni Intl

Tue 10/6

9:30 am-5:20 pm

1 stop17h 50m

$710

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sun 9/20

7:15 pm-11:15 am

1 stop30h 00m

Bucharest Otopeni Intl

Tue 10/6

9:30 am-5:20 pm

1 stop17h 50m

$713

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sun 9/20

3:55 pm-12:35 am

1 stop22h 40m

Bucharest Otopeni Intl

Tue 10/6

5:35 am-1:45 pm

2 stops18h 10m

$739

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sun 9/20

3:55 pm-12:35 am

1 stop22h 40m

Bucharest Otopeni Intl

Tue 10/6

7:05 am-1:45 pm

2 stops16h 40m

$742

Quickest round-trip

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sun 1/17

2:50 pm-6:30 pm

1 stop17h 40m

Bucharest Otopeni Intl

Thu 1/21

6:00 am-12:00 pm

1 stop16h 00m

$746

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Mon 2/1

6:45 pm-3:05 pm

1 stop34h 20m

Bucharest Otopeni Intl

Fri 2/5

8:25 am-4:50 pm

1 stop18h 25m

$772

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sat 12/12

6:45 pm-3:05 pm

1 stop34h 20m

Bucharest Otopeni Intl

Fri 12/18

8:25 am-4:50 pm

1 stop18h 25m

$805

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Sun 1/10

8:00 am-6:30 pm

2 stops24h 30m

Bucharest Otopeni Intl

Sun 1/17

6:00 am-8:10 pm

2 stops24h 10m

$808

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Wed 10/7

6:40 pm-11:25 pm

1 stop18h 45m

Bucharest Otopeni Intl

Mon 11/16

2:00 pm-11:47 am

1 stop31h 47m

$810

SeattleBucharest

SEA Seattle/Tacoma Intl - OTP Bucharest Otopeni Intl

SEAOTP

Seattle/Tacoma Intl

Wed 10/7

7:15 am-5:20 pm

2 stops24h 05m

Bucharest Otopeni Intl

Tue 11/17

2:00 pm-11:47 am

1 stop31h 47m

$819

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Bucharest

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Seattle and Bucharest?

Prices are currently low for flights on this route.

Typical prices usually range from $730 to $1,038.
The lowest price recently found on this route was $710.

What is the cheapest month to fly to Bucharest?

In general, January is the cheapest month to fly from Seattle to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $539. If you aren’t able to travel to Bucharest during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $611.

Can stopping save me money on Seattle to Bucharest flights?

You could potentially save up to 7% on your flight if you consider stops on a Seattle to Bucharest flight.

How have Seattle to Bucharest flight prices changed over time?

As of August 2026, prices for Seattle to Bucharest flights are approximately 49% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Bucharest

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Bucharest according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Bucharest (SEA to BUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Bucharest

Best Price Found	$261
Fastest flight time	13h 45m
Direct flights	None

The best one-way flight to Bucharest from Seattle in the past 72 hours is $261. The best round-trip flight deal from Seattle to Bucharest found on momondo in the last 72 hours is $710.

The fastest flight from Seattle to Bucharest takes 13h 45m

There are no direct flights from Seattle to Bucharest. There are no popular flight routes from Seattle to Bucharest.

Search flight deals

Frequently asked questions about flying from Seattle to Bucharest

How far is Seattle/Tacoma Intl to Bucharest by plane?
Seattle/Tacoma Intl and Bucharest are 5790.4 mi apart from one another. Flights usually cover this in 13h 45m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Bucharest?
Prices for flights from Seattle/Tacoma Intl Airport to Bucharest refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Bucharest?
As of August 2026, there are 5 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Bucharest.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Bucharest?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Bucharest.
What documentation or ID do you need to fly to Bucharest?
The necessary travel and health documents for your Bucharest trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Bucharest?
momondo data reveals that the most frequently booked airline on the route from Seattle to Bucharest is Turkish Airlines, representing 47% of all bookings. The subsequent popular airlines are Lufthansa at 23%, British Airways at 17%, and KLM at 13%.

Best airlines flying from Seattle to Bucharest

Compare and see reviews for airlines that fly from Seattle to Bucharest with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $539	Free Cancellation	Rating 6.7 8,179 reviews	Search British Airways flights
Lufthansa	PriceFrom $548	Free Cancellation	Rating 6.8 8,202 reviews	Search Lufthansa flights
KLM	PriceFrom $584	Free Cancellation	Rating 7.8 1,560 reviews	Search KLM flights
Turkish Airlines	PriceFrom $616	Free Cancellation	Rating 7.4 4,477 reviews	Search Turkish Airlines flights
Delta	PriceFrom $826	Free Cancellation	Rating 7.8 8,500 reviews	Search Delta flights

Otopeni

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Why should I use momondo to find a flight deal from Seattle to Bucharest?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Bucharest. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to Bucharest with flexible booking policies on momondo?

momondo does allow users to show only those flights to Bucharest from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Bucharest?

Once all potential Seattle to Bucharest flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Bucharest right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bucharest, momondo offers a useful price alert feature which will track prices for flights to Bucharest from Seattle and alert you when they change.

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly into one of these airports located in Bucharest

Bucharest Otopeni Intl Airport

Cheap flights from Seattle to Bucharest from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Bucharest departing on 10/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Turkish Airlines flights from Seattle to Bucharest

Our best Turkish Airlines deals on Seattle to Bucharest flight tickets

Lufthansa flights from Seattle to Bucharest

Our best Lufthansa deals on Seattle to Bucharest flight tickets

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Use the filters below to find and compare flights from Seattle to Bucharest that are best for you.

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How to get the cheapest flight ticket from Seattle to Bucharest

What is the typical price of a round-trip flight between Seattle and Bucharest?

What is the cheapest month to fly to Bucharest?

Can stopping save me money on Seattle to Bucharest flights?

How have Seattle to Bucharest flight prices changed over time?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Bucharest?

What airlines fly to Bucharest?

Which airport is the most popular layover for flights between Seattle and Bucharest?

Which layover airport offers the lowest fares from Seattle to Bucharest?

Which layover airport has the shortest travel time from Seattle to Bucharest?

Which layover airport has the shortest connection time from Seattle to Bucharest?

When to book flights from Seattle to Bucharest

Cheap Seattle to Bucharest (SEA to BUH) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Bucharest

Best airlines flying from Seattle to Bucharest

Compare and see reviews for airlines that fly from Seattle to Bucharest with momondo

Traveling to a place near Bucharest?

Why use momondo?

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest

Fly your favorite airline to Bucharest

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Bucharest

List of cabin classes available on flights landing in Bucharest. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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