Cheap flights from Bucharest Otopeni Intl Airport to Seattle from $434
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest Otopeni Intl Airport to Seattle departing on 8/26. 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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Scandinavian Airlines flights from Bucharest Otopeni Intl Airport to Seattle
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How to get the cheapest flight ticket from Bucharest Otopeni Intl Airport to Seattle
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 cheapest month to fly to Seattle?
In general, February is the cheapest month to fly from Bucharest Otopeni Intl Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $811. If you don’t want to visit Seattle in February, then you should wait until April to fly from Bucharest Otopeni Intl Airport, when ticket prices are also cheap, with an average price of $814.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Bucharest Otopeni Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as $918. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Bucharest Otopeni Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $992.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Bucharest Otopeni Intl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $842 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $940. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Bucharest Otopeni Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $921 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Bucharest Otopeni Intl Airport for as low as $723 on momondo.
What is the cheapest airline that flies from Bucharest Otopeni Intl to Seattle/Tacoma Intl?
Scandinavian Airlines, SWISS, and Delta are the most popular carriers operating from Bucharest Otopeni Intl to Seattle/Tacoma Intl
What airlines fly to Seattle?
Lufthansa, Turkish Airlines and KLM are the top three most popular airlines that fly to Seattle from Bucharest Otopeni Intl Airport according to our data. Lufthansa is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Bucharest Otopeni Intl Airport to Seattle
Cheap Bucharest Otopeni Intl Airport to Seattle (OTP to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Bucharest Otopeni Intl Airport to Seattle
How far is Bucharest Otopeni Intl to Seattle/Tacoma Intl by plane?
The distance between Bucharest Otopeni Intl and Seattle/Tacoma Intl is about 5781.4 mi. A reasonable flight in good conditions will take 14h 14m.
When did momondo last update prices for flights from Bucharest Otopeni Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Bucharest Otopeni Intl Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Bucharest Otopeni Intl Airport to Seattle/Tacoma Intl Airport?
As of July 2025, there are 4 operators available to choose from for flights from Bucharest Otopeni Intl Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Bucharest Otopeni Intl Airport to Seattle/Tacoma Intl Airport?
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 Bucharest Otopeni Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Bucharest Otopeni Intl Airport to Seattle?
momondo data reveals that the most frequently booked airline on the route from Bucharest Otopeni Intl Airport to Seattle is Lufthansa, representing 34% of all bookings. The subsequent popular airlines are Turkish Airlines at 28%, KLM at 21%, and British Airways at 18%.
Best airlines flying from Bucharest Otopeni Intl Airport to Seattle
Compare and see reviews for airlines that fly from Bucharest Otopeni Intl Airport to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $785 | Free Cancellation | Rating 7.8 1,367 reviews | |||
| PriceFrom $808 | Free Cancellation | Rating 6.8 7,207 reviews | |||
| PriceFrom $811 | Free Cancellation | Rating 7.3 3,895 reviews | |||
| PriceFrom $872 | Free Cancellation | Rating 6.6 7,093 reviews |
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Why should I use momondo to find a flight deal from Bucharest to Seattle?
It is quick and easy to find Bucharest to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.
Can I find flights from Bucharest to Seattle with flexible booking policies on momondo?
Yes. All flights to Seattle from Bucharest on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Bucharest to Seattle?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Bucharest.
I’m not ready to book a flight from Bucharest to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Bucharest to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.