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

British Airways and Lufthansa 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 8 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 8 as of February 2026.

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.

$241 Cheap Flights from Seattle to Romania in 2026

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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.

8:45 am - 4:20 pm

SEA

OTP

21h 35m

2 stops

6:05 am - 8:50 pm

OTP

SEA

24h 45m

2 stops

$551United Airlines

Mon, Jul 27 - Wed, Aug 19

4:05 pm - 5:10 pm

SEA

OTP

16h 05m

1 stop

6:00 am - 4:47 pm

OTP

SEA

19h 47m

2 stops

$553Delta

Tue, Mar 17 - Tue, Mar 24

6:50 pm - 1:10 am

SEA

OTP

20h 20m

1 stop

6:05 am - 8:50 pm

OTP

SEA

24h 45m

2 stops

$555United Airlines

Sun, Jul 26 - Wed, Aug 19

7:00 am - 12:55 am

SEA

CLJ

32h 55m

2 stops

1:50 pm - 4:59 pm

CLJ

SEA

13h 09m

1 stop

$558Lufthansa

Mon, Mar 23 - Wed, Apr 1

1:35 pm - 12:50 am

SEA

OTP

25h 15m

1 stop

3:40 pm - 6:25 pm

OTP

SEA

36h 45m

1 stop

$565British Airways

Sun, Jul 26 - Thu, Sep 10

6:50 pm - 12:30 am

SEA

CLJ

19h 40m

1 stop

6:00 am - 4:59 pm

CLJ

SEA

20h 59m

1 stop

$578Lufthansa

Wed, Apr 22 - Wed, May 27

7:10 pm - 9:25 am

SEA

TSR

28h 15m

1 stop

10:15 am - 5:15 pm

TSR

SEA

17h 00m

1 stop

$590Turkish Airlines

Sun, Apr 19 - Tue, Apr 28

6:50 pm - 12:30 am

SEA

CLJ

19h 40m

1 stop

6:10 pm - 9:08 pm

CLJ

SEA

36h 58m

2 stops

$597Multiple Airlines

Wed, Apr 22 - Wed, May 27

7:10 pm - 9:25 am

SEA

TSR

28h 15m

1 stop

10:15 am - 5:15 pm

TSR

SEA

17h 00m

1 stop

$602Turkish Airlines

Sun, Apr 19 - Tue, Apr 28

8:00 pm - 10:50 pm

SEA

TSR

40h 50m

2 stops

2:10 pm - 7:00 pm

TSR

SEA

38h 50m

2 stops

$645Multiple Airlines

Sun, Apr 19 - Tue, Apr 28

United Airlines flights from Seattle to Romania

Our best United Airlines deals on Seattle to Romania flight tickets

United Airlines

Jul 27

SEA8:45 amSeattle/Tacoma Intl

21h 35m

2 stops

OTP4:20 pmBucharest Otopeni Intl

Aug 19

OTP6:05 amBucharest Otopeni Intl

24h 45m

2 stops

SEA8:50 pmSeattle/Tacoma Intl

$551

United Airlines

Jul 26

SEA6:50 pmSeattle/Tacoma Intl

20h 20m

1 stop

OTP1:10 amBucharest Otopeni Intl

Aug 19

OTP6:05 amBucharest Otopeni Intl

24h 45m

2 stops

SEA8:50 pmSeattle/Tacoma Intl

$555

United Airlines

Mar 17

SEA8:00 amSeattle/Tacoma Intl

19h 20m

2 stops

OTP12:20 pmBucharest Otopeni Intl

Mar 24

OTP2:50 pmBucharest Otopeni Intl

29h 50m

2 stops

SEA11:40 amSeattle/Tacoma Intl

$558

Delta flights from Seattle to Romania

Our best Delta deals on Seattle to Romania flight tickets

Delta

Mar 17

SEA4:05 pmSeattle/Tacoma Intl

16h 05m

1 stop

OTP5:10 pmBucharest Otopeni Intl

Mar 24

OTP6:00 amBucharest Otopeni Intl

19h 47m

2 stops

SEA4:47 pmSeattle/Tacoma Intl

$553

Delta

Jul 22

SEA6:35 pmSeattle/Tacoma Intl

31h 35m

1 stop

OTP12:10 pmBucharest Otopeni Intl

Aug 19

OTP7:05 amBucharest Otopeni Intl

19h 50m

2 stops

SEA4:55 pmSeattle/Tacoma Intl

$590

Delta

Jul 22

SEA6:35 pmSeattle/Tacoma Intl

31h 35m

1 stop

OTP12:10 pmBucharest Otopeni Intl

Aug 18

OTP7:05 amBucharest Otopeni Intl

25h 20m

2 stops

SEA10:25 pmSeattle/Tacoma Intl

$607

Fly from

Fly to

Route

Depart

Return

Price

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Mon 7/27

8:45 am-4:20 pm

2 stops21h 35m

Bucharest Otopeni Intl

Wed 8/19

6:05 am-8:50 pm

2 stops24h 45m

$551

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 3/17

4:05 pm-5:10 pm

1 stop16h 05m

Bucharest Otopeni Intl

Tue 3/24

6:00 am-4:47 pm

2 stops19h 47m

$553

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 7/26

6:50 pm-1:10 am

1 stop20h 20m

Bucharest Otopeni Intl

Wed 8/19

6:05 am-8:50 pm

2 stops24h 45m

$555

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Mon 3/23

7:00 am-12:55 am

2 stops32h 55m

Cluj Napoca

Wed 4/1

1:50 pm-4:59 pm

1 stop13h 09m

$558

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sun 7/26

1:35 pm-12:50 am

1 stop25h 15m

Bucharest Otopeni Intl

Thu 9/10

3:40 pm-6:25 pm

1 stop36h 45m

$565

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/22

6:50 pm-12:30 am

1 stop19h 40m

Cluj Napoca

Wed 5/27

6:00 am-4:59 pm

1 stop20h 59m

$578

SeattleTimisoara

SEA - TSR

SEATSR

Seattle/Tacoma Intl

Sun 4/19

7:10 pm-9:25 am

1 stop28h 15m

Timisoara

Tue 4/28

10:15 am-5:15 pm

1 stop17h 00m

$590

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

Wed 4/22

6:50 pm-12:30 am

1 stop19h 40m

Cluj Napoca

Wed 5/27

6:10 pm-9:08 pm

2 stops36h 58m

$597

SeattleTimisoara

SEA - TSR

SEATSR

Seattle/Tacoma Intl

Sun 4/19

7:10 pm-9:25 am

1 stop28h 15m

Timisoara

Tue 4/28

10:15 am-5:15 pm

1 stop17h 00m

$602

SeattleTimisoara

SEA - TSR

SEATSR

Seattle/Tacoma Intl

Sun 4/19

8:00 pm-10:50 pm

2 stops40h 50m

Timisoara

Tue 4/28

2:10 pm-7:00 pm

2 stops38h 50m

$645

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 $538, 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.

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 $822 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 $584 on momondo.

Can stopping save me money on Seattle to Romania flights?

You could potentially save up to 1% 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	12h 35m
Direct flights	None

The fastest flight from Seattle to Romania takes 12h 35m

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 8 as of February 2026.
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
Scandinavian Airlines	PriceFrom $502	Free Cancellation	Rating 7.3 1,692 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $539	Free Cancellation	Rating 6.7 7,756 reviews	Search British Airways flights
United Airlines	PriceFrom $546	Free Cancellation	Rating 7.4 9,336 reviews	Search United Airlines flights
Lufthansa	PriceFrom $552	Free Cancellation	Rating 6.8 7,794 reviews	Search Lufthansa flights
KLM	PriceFrom $584	Free Cancellation	Rating 7.7 1,457 reviews	Search KLM flights
Turkish Airlines	PriceFrom $587	Free Cancellation	Rating 7.3 4,224 reviews	Search Turkish Airlines flights
Air France	PriceFrom $699	Free Cancellation	Rating 7.4 1,533 reviews	Search Air France flights
Delta	PriceFrom $772	Free Cancellation	Rating 7.9 8,227 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.