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Cheap flights from Seattle to Bucharest from $364

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 4/1. 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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0 bags

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Find the cheapest flights from Seattle to Bucharest

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Bucharest that have been recently found on momondo from popular airlines, departing in the coming months.
12:45 pm - 1:05 amSEA-OTP
26h 20m2 stops
6:00 am - 12:25 pmOTP-SEA
16h 25m1 stop
Tue, Apr 1 - Tue, Apr 8
8:20 pm - 1:25 amSEA-OTP
19h 05m1 stop
6:15 pm - 11:35 amOTP-SEA
27h 20m1 stop
$557British Airways
Find Deal
Tue, Apr 1 - Tue, Apr 8
2:15 pm - 5:55 pmSEA-OTP
17h 40m1 stop
6:00 am - 12:25 pmOTP-SEA
16h 25m1 stop
$559Lufthansa
Find Deal
Tue, Apr 1 - Tue, Apr 8
8:00 pm - 8:50 amSEA-OTP
27h 50m1 stop
10:10 am - 6:05 pmOTP-SEA
16h 55m1 stop
$616Turkish Airlines
Find Deal
Sun, Mar 9 - Tue, Mar 25
8:00 pm - 8:30 pmSEA-OTP
15h 30m1 stop
10:10 am - 6:05 pmOTP-SEA
16h 55m1 stop
$619Turkish Airlines
Find Deal
Sun, Mar 9 - Wed, Mar 19
7:15 am - 1:10 pmSEA-OTP
20h 55m2 stops
6:00 am - 12:40 pmOTP-SEA
15h 40m1 stop
$693Delta
Find Deal
Sun, Mar 9 - Tue, Mar 25
7:15 am - 1:10 pmSEA-OTP
20h 55m2 stops
6:00 am - 4:57 pmOTP-SEA
19h 57m2 stops
$703Delta
Find Deal
Sun, Mar 9 - Tue, Mar 25
7:10 am - 3:50 pmSEA-OTP
22h 40m2 stops
8:40 am - 10:11 pmOTP-SEA
23h 31m2 stops
$810Air France
Find Deal
Thu, Apr 3 - Thu, Nov 6
7:00 am - 1:00 pmSEA-OTP
20h 00m2 stops
7:20 pm - 4:59 pmOTP-SEA
31h 39m1 stop
$890Lufthansa
Find Deal
Thu, Apr 10 - Tue, Apr 22
6:45 pm - 8:10 pmSEA-OTP
15h 25m1 stop
6:30 am - 11:15 amOTP-SEA
14h 45m1 stop
$1,652Air France
Find Deal
Sun, Jun 1 - Thu, Jul 24

British Airways flights from Seattle to Bucharest

Our best British Airways deals on Seattle to Bucharest flight tickets
British Airways
Apr 1
SEA8:20 pmSeattle/Tacoma Intl
19h 05m
1 stop
OTP1:25 amBucharest Otopeni Intl
Apr 8
OTP6:15 pmBucharest Otopeni Intl
27h 20m
1 stop
SEA11:35 amSeattle/Tacoma Intl
British Airways
Apr 1
SEA8:20 pmSeattle/Tacoma Intl
19h 05m
1 stop
OTP1:25 amBucharest Otopeni Intl
Apr 9
OTP8:25 amBucharest Otopeni Intl
19h 55m
1 stop
SEA6:20 pmSeattle/Tacoma Intl
British Airways
Apr 1
SEA8:20 pmSeattle/Tacoma Intl
19h 05m
1 stop
OTP1:25 amBucharest Otopeni Intl
Apr 8
OTP6:15 pmBucharest Otopeni Intl
27h 20m
1 stop
SEA11:35 amSeattle/Tacoma Intl

Air Canada flights from Seattle to Bucharest

Our best Air Canada deals on Seattle to Bucharest flight tickets
Air Canada
Apr 1
SEA6:00 amSeattle/Tacoma Intl
23h 20m
2 stops
OTP3:20 pmBucharest Otopeni Intl
Apr 9
OTP6:30 amBucharest Otopeni Intl
24h 56m
2 stops
SEA9:26 pmSeattle/Tacoma Intl
Air Canada
Apr 1
SEA5:45 amSeattle/Tacoma Intl
26h 50m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Apr 8
OTP6:30 amBucharest Otopeni Intl
25h 11m
2 stops
SEA9:41 pmSeattle/Tacoma Intl
Air Canada
Jun 22
SEA2:55 pmSeattle/Tacoma Intl
17h 40m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Jul 31
OTP6:30 amBucharest Otopeni Intl
22h 06m
2 stops
SEA6:36 pmSeattle/Tacoma Intl

See travel insights to Bucharest from

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

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

What is the cheapest month to fly to Bucharest?

In general, March 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 $758. If you aren’t able to travel to Bucharest during the month of March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $772.

What is the cheapest day to depart on your flight to Bucharest?

Our data shows that Tuesday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $963. The most expensive day to fly to Bucharest is Saturday, with ticket prices averaging around $1,512.

What is the cheapest time of day to depart on your flight to Bucharest?

According to our data, the cheapest time of day to fly to Bucharest is in the evening. momondo users have found flights departing from Seattle to Bucharest in the evening for as low as $792. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is at noon when prices are around $1,144.

How far in advance should I book a flight to Bucharest?

You are more likely to see cheaper flights to Bucharest from Seattle when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $1,037 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from Seattle for as low as $894 on momondo.

How have Seattle to Bucharest flight prices changed over time?

As of February 2025, prices for Seattle to Bucharest flights are approximately 42% more expensive 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

$364

Fastest flight time

13h 45m

Direct flights

None

Airports in Bucharest

1 airport
The best one-way flight to Bucharest from Seattle in the past 72 hours is $364. The best round-trip flight deal from Seattle to Bucharest found on momondo in the last 72 hours is $556.
The fastest flight from Seattle to Bucharest takes 13h 45m
There are no direct flights from Seattle to Bucharest. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Bucharest Otopeni Intl Airport.
There is 1 airport near Bucharest: Bucharest Otopeni Intl (OTP)

  • 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?

  • 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?


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 AirwaysPriceFrom $508Free CancellationRating
6.6
6,740 reviews
Search British Airways flights
Air FrancePriceFrom $633Free CancellationRating
7.4
1,444 reviews
Search Air France flights
LufthansaPriceFrom $650Free CancellationRating
6.7
6,981 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $684Free CancellationRating
7.3
3,812 reviews
Search Turkish Airlines flights
KLMPriceFrom $705Free CancellationRating
7.8
1,331 reviews
Search KLM flights
DeltaPriceFrom $713Free CancellationRating
8.0
8,140 reviews
Search Delta flights

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

Why use momondo?

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.


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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