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

American Airlines and British Airways are the most popular carriers operating from Seattle/Tacoma Intl to Romania

What airlines fly to Romania?

Turkish Airlines, Lufthansa and United Airlines are the top three most popular airlines that fly to Romania from Seattle according to our data. Turkish Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 7 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Seattle/Tacoma Intl Airport to Romania are updated daily.

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

The number of operators available for flights from Seattle/Tacoma Intl Airport to Romania is 7 as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Romania.

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

The required travel and health documents for your Romania 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 Romania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$237 Cheap Flights from Seattle to Romania in 2025/26

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Find the cheapest flights from Seattle to Romania

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:10 pm - 6:35 pm

SEA

OTP

17h 25m1 stop

5:55 am - 12:10 pm

OTP

SEA

16h 15m1 stop

$495Lufthansa

Wed, Feb 4 - Mon, Feb 16

3:10 pm - 1:05 am

SEA

OTP

23h 55m1 stop

6:05 am - 12:10 pm

OTP

SEA

16h 05m2 stops

$503Lufthansa

Wed, Feb 4 - Mon, Feb 16

8:20 pm - 12:45 am

SEA

OTP

18h 25m1 stop

8:25 am - 6:25 pm

OTP

SEA

20h 00m1 stop

$510British Airways

Sun, Mar 29 - Thu, Apr 9

6:50 pm - 11:30 pm

SEA

OTP

18h 40m1 stop

8:25 pm - 11:30 am

OTP

SEA

25h 05m1 stop

$513British Airways

Wed, Feb 4 - Mon, Feb 16

6:50 pm - 8:00 pm

SEA

OTP

15h 10m1 stop

4:00 pm - 11:30 am

OTP

SEA

29h 30m1 stop

$514British Airways

Wed, Feb 4 - Mon, Feb 16

6:40 pm - 12:45 pm

SEA

OTP

32h 05m1 stop

2:00 pm - 11:45 am

OTP

SEA

31h 45m1 stop

$532Delta

Tue, Mar 31 - Thu, Apr 16

6:18 am - 1:40 pm

SEA

CLJ

21h 22m3 stops

2:25 pm - 12:59 am

CLJ

SEA

20h 34m2 stops

$551United Airlines

Tue, Feb 3 - Tue, Feb 17

5:10 pm - 1:40 pm

SEA

CLJ

34h 30m2 stops

6:00 am - 9:15 pm

CLJ

SEA

25h 15m2 stops

$552United Airlines

Fri, Jan 23 - Sat, Jan 31

7:00 pm - 11:40 pm

SEA

TSR

18h 40m2 stops

10:05 am - 5:05 pm

TSR

SEA

41h 00m2 stops

$845Turkish Airlines

Wed, Feb 4 - Sun, Feb 8

7:00 pm - 11:40 pm

SEA

TSR

18h 40m2 stops

10:05 am - 5:05 pm

TSR

SEA

41h 00m2 stops

$846Turkish Airlines

Wed, Feb 4 - Sun, Feb 8

United Airlines flights from Seattle to Romania

Our best United Airlines deals on Seattle to Romania flight tickets

United Airlines

Mar 29

SEA7:36 amSeattle/Tacoma Intl

31h 34m

2 stops

OTP1:10 amBucharest Otopeni Intl

Apr 9

OTP6:05 amBucharest Otopeni Intl

16h 15m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

$541

Find similar

United Airlines

Mar 29

SEA6:50 pmSeattle/Tacoma Intl

20h 20m

1 stop

OTP1:10 amBucharest Otopeni Intl

Apr 14

OTP6:05 amBucharest Otopeni Intl

27h 22m

3 stops

SEA11:27 pmSeattle/Tacoma Intl

$546

Find similar

United Airlines

Mar 31

SEA2:10 pmSeattle/Tacoma Intl

16h 10m

1 stop

OTP4:20 pmBucharest Otopeni Intl

Apr 14

OTP6:05 amBucharest Otopeni Intl

16h 15m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

$549

Find similar

Lufthansa flights from Seattle to Romania

Our best Lufthansa deals on Seattle to Romania flight tickets

Lufthansa

Feb 4

SEA3:10 pmSeattle/Tacoma Intl

17h 25m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Feb 16

OTP5:55 amBucharest Otopeni Intl

16h 15m

1 stop

SEA12:10 pmSeattle/Tacoma Intl

$495

Find similar

Lufthansa

Feb 4

SEA3:10 pmSeattle/Tacoma Intl

23h 55m

1 stop

OTP1:05 amBucharest Otopeni Intl

Feb 16

OTP6:05 amBucharest Otopeni Intl

16h 05m

2 stops

SEA12:10 pmSeattle/Tacoma Intl

$503

Find similar

Lufthansa

Jan 23

SEA2:10 pmSeattle/Tacoma Intl

37h 30m

2 stops

CLJ1:40 pmCluj Napoca

Jan 31

CLJ2:25 pmCluj Napoca

32h 55m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

$549

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/4

3:10 pm-6:35 pm

1 stop17h 25m

Bucharest Otopeni Intl

Mon 2/16

5:55 am-12:10 pm

1 stop16h 15m

$495

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/4

3:10 pm-1:05 am

1 stop23h 55m

Bucharest Otopeni Intl

Mon 2/16

6:05 am-12:10 pm

2 stops16h 05m

$503

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 3/29

8:20 pm-12:45 am

1 stop18h 25m

Bucharest Otopeni Intl

Thu 4/9

8:25 am-6:25 pm

1 stop20h 00m

$510

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/4

6:50 pm-11:30 pm

1 stop18h 40m

Bucharest Otopeni Intl

Mon 2/16

8:25 pm-11:30 am

1 stop25h 05m

$513

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 2/4

6:50 pm-8:00 pm

1 stop15h 10m

Bucharest Otopeni Intl

Mon 2/16

4:00 pm-11:30 am

1 stop29h 30m

$514

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 3/31

6:40 pm-12:45 pm

1 stop32h 05m

Bucharest Otopeni Intl

Thu 4/16

2:00 pm-11:45 am

1 stop31h 45m

$532

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Tue 2/3

6:18 am-1:40 pm

3 stops21h 22m

Cluj Napoca

Tue 2/17

2:25 pm-12:59 am

2 stops20h 34m

$551

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Fri 1/23

5:10 pm-1:40 pm

2 stops34h 30m

Cluj Napoca

Sat 1/31

6:00 am-9:15 pm

2 stops25h 15m

$552

SeattleTimisoara

SEA - TSR

SEATSR

Seattle/Tacoma Intl

Wed 2/4

7:00 pm-11:40 pm

2 stops18h 40m

Timisoara

Sun 2/8

10:05 am-5:05 pm

2 stops41h 00m

$845

SeattleTimisoara

SEA - TSR

SEATSR

Seattle/Tacoma Intl

Wed 2/4

7:00 pm-11:40 pm

2 stops18h 40m

Timisoara

Sun 2/8

10:05 am-5:05 pm

2 stops41h 00m

$846

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 Romania

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

What is the cheapest month to fly to Romania?

The cheapest month to fly to Romania from Seattle is in January. Flight prices, which tend to average around $600, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of January, then departing from Seattle during the month November is also very affordable. Most momondo users find prices during this month for around $605.

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

The cheapest day to depart on your flight to Romania is on a Tuesday when prices can be found for as low as $963. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,512. These prices are subject to change though, so be sure to set up a Price Alert for flights to Romania.

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

Our most recent data shows that the best time of day to fly to Romania is in the evening. Flights from Seattle to Romania during this time can be as low as $792. Try not to purchase tickets at noon because they tend to be around $1,144. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Romania from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Romania for around $949 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Romania from Seattle for as low as $617 on momondo.

Can stopping save me money on Seattle to Romania flights?

You could potentially save up to 18% on your flight if you consider stops on a Seattle to Romania flight.

Cheap Seattle to Romania flight deals and tips

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

Fastest flight time	13h 45m
Direct flights	None

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

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

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Romania?
Prices for flights from Seattle/Tacoma Intl Airport to Romania are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Romania?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Romania is 7 as of December 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Romania?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Romania.
What documentation or ID do you need to fly to Romania?
The required travel and health documents for your Romania 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 Romania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Seattle to Romania

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $553	Free Cancellation	Rating 6.7 7,618 reviews	Search British Airways flights
United Airlines	PriceFrom $564	Free Cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights
Lufthansa	PriceFrom $572	Free Cancellation	Rating 6.8 7,656 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $591	Free Cancellation	Rating 7.3 4,115 reviews	Search Turkish Airlines flights
KLM	PriceFrom $656	Free Cancellation	Rating 7.7 1,434 reviews	Search KLM flights
Air France	PriceFrom $699	Free Cancellation	Rating 7.4 1,515 reviews	Search Air France flights
Delta	PriceFrom $772	Free Cancellation	Rating 7.9 8,016 reviews	Search Delta flights

Why use momondo?

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

It is quick and easy to find Seattle to Romania 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 Romania that suits you.

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

Yes. All flights to Romania from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Romania from Seattle.

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

Of course. momondo tracks the price of Seattle to Romania flights. All you need is a valid email address and we will do the rest; it is that quick and easy.