$343 Cheap Flights from Seattle (SEA) to Bucharest (OTP)

View $343 flight on Mon, Jan 18, 2027Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Henri Coanda Intl. Airport (OTP)

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Cheap Flights from Seattle to Bucharest (SEA-OTP)

Prices were available within the past 7 days and start at $343 for one-way flights and $750 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Feb 3 - Tue, Feb 23
SEA
Seattle
OTP
Bucharest
$750 Roundtrip, found 3 hours ago
$750
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Feb 3 from Seattle to Bucharest, returning Tue, Feb 23, priced at $750 found 3 hours ago
Lufthansa
Wed, Oct 28 - Wed, Nov 4
SEA
Seattle
OTP
Bucharest
$752 Roundtrip, found 4 days ago
$752
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Oct 28 from Seattle to Bucharest, returning Wed, Nov 4, priced at $752 found 4 days ago
American Airlines
Wed, Feb 3 - Tue, Feb 23
SEA
Seattle
OTP
Bucharest
$753 Roundtrip, found 3 hours ago
$753
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Feb 3 from Seattle to Bucharest, returning Tue, Feb 23, priced at $753 found 3 hours ago
United
Wed, Feb 3 - Tue, Feb 23
SEA
Seattle
OTP
Bucharest
$754 Roundtrip, found 3 hours ago
$754
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Feb 3 from Seattle to Bucharest, returning Tue, Feb 23, priced at $754 found 3 hours ago
British Airways
Mon, Nov 16 - Wed, Nov 25
SEA
Seattle
OTP
Bucharest
$755 Roundtrip, found 2 days ago
$755
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Nov 16 from Seattle to Bucharest, returning Wed, Nov 25, priced at $755 found 2 days ago
Lufthansa
Wed, Feb 3 - Tue, Feb 23
SEA
Seattle
OTP
Bucharest
$763 Roundtrip, found 3 hours ago
$763
Roundtrip
found 3 hours ago
Select Lufthansa flight, departing Wed, Feb 3 from Seattle to Bucharest, returning Tue, Feb 23, priced at $763 found 3 hours ago
United
Wed, Sep 2 - Thu, Sep 10
SEA
Seattle
OTP
Bucharest
$770 Roundtrip, found 1 day ago
$770
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 2 from Seattle to Bucharest, returning Thu, Sep 10, priced at $770 found 1 day ago
Swiss International Air Lines
Mon, Nov 16 - Wed, Nov 25
SEA
Seattle
OTP
Bucharest
$771 Roundtrip, found 2 days ago
$771
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Mon, Nov 16 from Seattle to Bucharest, returning Wed, Nov 25, priced at $771 found 2 days ago
Air Canada
Wed, Feb 3 - Tue, Feb 23
SEA
Seattle
OTP
Bucharest
$773 Roundtrip, found 3 hours ago
$773
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Wed, Feb 3 from Seattle to Bucharest, returning Tue, Feb 23, priced at $773 found 3 hours ago
Scandinavian Airlines
Sat, Sep 12 - Fri, Oct 2
SEA
Seattle
OTP
Bucharest
$786 Roundtrip, found 4 hours ago
$786
Roundtrip
found 4 hours ago
Select Scandinavian Airlines flight, departing Sat, Sep 12 from Seattle to Bucharest, returning Fri, Oct 2, priced at $786 found 4 hours ago

Alternative airports near Bucharest

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Henri Coanda Intl. OTP. Cheapest option available. Average driving time to city center is 19 minutes. Flights from $1,292
OTP
Henri Coanda Intl.
Cheapest
Average driving time to city center19 min
Flights from $1,292

What you need to know for your flight from Seattle - Tacoma Intl. to Henri Coanda Intl.

Seattle (SEA) to Bucharest (OTP) at a glance

Explore a range of airlines offering flights from Seattle (SEA) to Bucharest (OTP) on this international long-haul route. Whether you prefer full-service carriers or low-cost options, you can easily compare itineraries to find one that suits your budget and schedule. As you plan your journey to discover Bucharest's iconic attractions and vibrant neighborhoods, find essential information for your travel from Seattle-Tacoma International Airport (SEA) to Henri Coanda International Airport (OTP).

  • Fastest flight duration: around 12h 30m in-flight, plus roughly 2h 30m layover with one stop
  • Route distance: roughly 5,800 miles (9,330 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $275–$1055, depending on seasonality and how far ahead you book

Flights from Seattle - Tacoma International Airport (SEA) to Henri Coanda International Airport (OTP)

Based on the latest traveler bookings, here are the top airlines flying from Seattle to Bucharest, commonly selected for one-stop and multi-stop flights. Popular layover options include Istanbul Airport (IST) with about a 2-hour layover, Schiphol Airport (AMS) offering approximately 2 hours and 45 minutes, and Franz Josef Strauss International Airport (MUC) with around a 2-hour layover. These choices allow you to balance price, total travel time, and cabin class while finding the ideal itinerary.

  • Turkish Airlines: This full-service airline provides one-stop connections, with one-way prices generally ranging from $335 to $2360. It represents about 31% of the flights on this route, featuring an in-flight duration of 12 hours and 30 minutes, resulting in a total travel time of around 15 hours and 15 minutes, including layover.
  • Lufthansa: Offering one-stop service as a full-service carrier, Lufthansa's one-way fares typically span from $275 to $960. It operates roughly 16% of the departures for this route, with an in-flight time of 12 hours and 30 minutes, culminating in a total journey duration of about 15 hours and 15 minutes, including layover.
  • British Airways: As a full-service airline, British Airways offers one-stop flights with one-way fares that usually range from $280 to $1355. It holds around 13% of the departures on this route. The in-flight time is approximately 12 hours and 30 minutes, leading to a total travel time of near 15 hours and 15 minutes, factoring in the layover.
  • Delta: This full-service carrier provides one-stop services, with one-way fares generally ranging from $275 to $1185. Delta accounts for about 10% of the departures on this route, featuring an in-flight duration of 12 hours and 30 minutes and a total journey time of approximately 15 hours and 15 minutes, including layover.
  • United: A full-service airline, United offers one-stop flights with one-way prices typically between $355 and $1250. It represents around 8% of departures on this route, with an in-flight time of 12 hours and 30 minutes and a total travel time of roughly 15 hours and 15 minutes, including layover.

Travelers have the option to enhance their journey from Seattle to Bucharest with an upgrade. Turkish Airlines provides business class service on this route.

Alternative routes from Seattle (SEA) to Bucharest (OTP)

  • Seattle to Bucharest (SEA-BBU): Aurel Vlaicu Airport (BBU) is located approximately 5 miles from Henri Coanda International Airport (OTP), providing convenient access to the vibrant city of Bucharest.
  • Seattle to Bucharest (BFI-BBU): Boeing Field Airport (BFI) is about 6 miles from Seattle-Tacoma International Airport (SEA), while Aurel Vlaicu Airport (BBU) is roughly 5 miles from Henri Coanda International Airport (OTP), ensuring various travel options.

How to find the best prices for flights from Seattle (SEA) to Bucharest (OTP)

Getting some of the best deals on flights from Seattle to Bucharest is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Departures in the afternoon (12pm-6pm) not only tend to be more affordable but are also the most popular flight times. Additionally, flying on Tuesday offers both lower prices and is the favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Henri Coanda International Airport from Seattle - Tacoma International Airport

Bucharest welcomes travelers from Seattle with a range of transport options based on price, convenience, and proximity. For departures, Seattle - Tacoma International Airport is roughly a 20-minute drive (covering about 14 miles) from central Seattle. Bucharest city center is approximately a 20-minute drive (covering about 12 miles) from Henri Coanda International Airport, depending on traffic. Here's how to reach Bucharest efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Bucharest, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Henri Coanda International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Henri Coanda International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Henri Coanda International Airport, several key transport options are conveniently accessible by car. Baneasa Seaport, a seaport, is located about 6.2 miles away, while Străulești Station, a metro station, is approximately 7.1 miles from the airport. Additionally, Bucharest Baneasa Station, a train station, is situated around 7.3 miles away.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) cost?
You can find cheap one-way flights from $343 and cheap return flights from $750 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) with Expedia. One-way flights typically cost between $377 and $4051, and return flights often range between $716 and $6402. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
January is the cheapest month to fly from Seattle (SEA) to Bucharest (OTP), with average return fares around $553. This is about 44% lower than the average price throughout the year, as travel demand tends to drop after the holiday season. Other budget-friendly months include February and March.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
Enter SEA to OTP and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
Virgin Atlantic is one of the cheapest airlines offering connecting flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.), with round-trip tickets starting from around $535 with a layover in Heathrow (LHR). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
For your journey from Seattle (SEA) to Bucharest (OTP), consider flying in January or February. These months feature average return flight prices around $553, making them economical options. January offers a quieter travel experience, while February provides a chance to enjoy winter scenery, making either month a great choice.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
The earliest flight from Seattle (Seattle - Tacoma Intl.) to Bucharest (Henri Coanda Intl.) typically departs at around 12:05 AM, operated by American Airlines and British Airways. This seasonal service is available in July, allowing you to make the most of your time in Romania. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
The most popular departure times for flights from Seattle, WA (SEA) to Bucharest (OTP) are in the early afternoon, from 12pm to 3pm. About 31% of passengers prefer this time window. Many major carriers, including Lufthansa, British Airways and Delta Air Lines, offer flights during this window. This timing is popular because it allows you to have a relaxed morning before your flight.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
A flight from SEA to OTP with a layover takes around 16 hours 20 minutes, with the route covering approximately 5,796 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
Business class is available on flights from SEA to OTP. Airlines that offer business class service on this route include:

  • British Airways
  • Lufthansa
  • United Airlines
  • Air France
  • Emirates
  • Turkish Airlines
  • Delta Air Lines
  • Air Canada
  • SAS
  • Aer Lingus

First class is available with United Airlines.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Bucharest from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Bucharest from Seattle - Tacoma Intl. (SEA), you can fly into Henri Coanda Intl. (OTP) Some flights may connect through major hubs like O'Hare Intl. (ORD), Vancouver Intl. (YVR), Washington Dulles Intl. (IAD) before reaching Bucharest. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) Bucharest Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bucharest (OTP-Henri Coanda Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Henri Coanda Intl.
Airlines serving
Air Canada, Air Europa, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Emirates, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Tarom-Romanian Air Transport, Turkish Airlines, United
Roundtrip price
$750
Distance
5795 mi

Book with confidence

Seattle to Bucharest Flights

The cheapest times to fly from Seattle to Bucharest

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Bucharest are during the month of February. You can find some of the cheapest flights from Seattle to Bucharest with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Bucharest

Sunday is one of the best days to book for cheap flights from Seattle to Bucharest: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Bucharest

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Bucharest in 2026. You can also book with separate airlines for your outbound and return journeys, from $343 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Bucharest flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Bucharest airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Bucharest Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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