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Cheap flights from Seattle to Romania from $454

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 Romania departing on 12/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
2:00 pm - 11:50 pmSEA-OTP
23h 50m1 stop
Lufthansa Logo
5:50 am - 12:10 pmOTP-SEA
16h 20m1 stop
$501Lufthansa
Find Deal
qui, jan 1 - qui, jan 15
Lufthansa Logo
2:00 pm - 2:05 pmSEA-OTP
14h 05m1 stop
Lufthansa Logo
2:45 pm - 7:16 pmOTP-SEA
38h 31m2 stops
$506Lufthansa
Find Deal
qui, jan 1 - qui, jan 15
Lufthansa Logo
2:00 pm - 2:05 pmSEA-OTP
14h 05m1 stop
Lufthansa Logo
6:05 am - 1:20 pmOTP-SEA
17h 15m1 stop
$536Lufthansa
Find Deal
qui, jan 1 - qua, jan 14
Multiple Airlines Logo
1:35 pm - 3:05 pmSEA-OTP
15h 30m1 stop
Multiple Airlines Logo
8:05 am - 11:32 pmOTP-SEA
25h 27m2 stops
$547Multiple Airlines
Find Deal
sáb, fev 14 - sáb, fev 21
Multiple Airlines Logo
6:50 pm - 11:45 pmSEA-OTP
18h 55m1 stop
Multiple Airlines Logo
8:05 am - 9:47 pmOTP-SEA
23h 42m2 stops
$550Multiple Airlines
Find Deal
qui, jan 1 - qua, jan 14
United Airlines Logo
1:05 pm - 11:55 pmSEA-OTP
24h 50m2 stops
United Airlines Logo
6:05 am - 9:55 amOTP-SEA
37h 50m2 stops
$565United Airlines
Find Deal
qua, dez 10 - qua, dez 24
Turkish Airlines Logo
7:00 pm - 8:25 pmSEA-CLJ
15h 25m1 stop
Turkish Airlines Logo
9:50 am - 6:05 pmCLJ-SEA
17h 15m1 stop
$594Turkish Airlines
Find Deal
qua, fev 11 - qua, mar 11
British Airways Logo
6:50 pm - 8:00 pmSEA-OTP
15h 10m1 stop
British Airways Logo
8:00 am - 4:55 pmOTP-SEA
18h 55m1 stop
$607British Airways
Find Deal
qua, dez 10 - qui, dez 25
Turkish Airlines Logo
7:10 pm - 8:25 pmSEA-CLJ
15h 15m1 stop
Turkish Airlines Logo
9:15 pm - 5:15 pmCLJ-SEA
30h 00m1 stop
$637Turkish Airlines
Find Deal
dom, abr 5 - ter, mai 5
United Airlines Logo
12:45 pm - 12:25 pmSEA-TSR
38h 40m3 stops
United Airlines Logo
6:05 am - 10:54 pmTSR-SEA
26h 49m2 stops
$1,597United Airlines
Find Deal
sex, mar 27 - ter, mar 31

Lufthansa flights from Seattle to Romania

Our best Lufthansa deals on Seattle to Romania flight tickets
Lufthansa
Jan 1
SEA2:00 pmSeattle/Tacoma Intl
23h 50m
1 stop
OTP11:50 pmBucharest Otopeni Intl
Jan 15
OTP5:50 amBucharest Otopeni Intl
16h 20m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
$501
Find similar
Lufthansa
Jan 1
SEA2:00 pmSeattle/Tacoma Intl
14h 05m
1 stop
OTP2:05 pmBucharest Otopeni Intl
Jan 15
OTP2:45 pmBucharest Otopeni Intl
38h 31m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
$506
Find similar
Lufthansa
Jan 1
SEA2:00 pmSeattle/Tacoma Intl
14h 05m
1 stop
OTP2:05 pmBucharest Otopeni Intl
Jan 14
OTP6:05 amBucharest Otopeni Intl
17h 15m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$536
Find similar

British Airways flights from Seattle to Romania

Our best British Airways deals on Seattle to Romania flight tickets
British Airways
Dec 10
SEA6:50 pmSeattle/Tacoma Intl
15h 10m
1 stop
OTP8:00 pmBucharest Otopeni Intl
Dec 25
OTP8:00 amBucharest Otopeni Intl
18h 55m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
$607
Find similar
British Airways
Feb 14
SEA6:50 pmSeattle/Tacoma Intl
18h 55m
1 stop
OTP11:45 pmBucharest Otopeni Intl
Feb 21
OTP8:05 amBucharest Otopeni Intl
18h 50m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
$627
Find similar
British Airways
Dec 10
SEA7:15 amSeattle/Tacoma Intl
30h 15m
2 stops
OTP11:30 pmBucharest Otopeni Intl
Dec 17
OTP3:50 pmBucharest Otopeni Intl
35h 05m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
$671
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Romania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated novembro 13, 2025.
Use the filters below to find and compare flights from Seattle to Romania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

qui 1/1

2:00 pm-11:50 pm

1 stop23h 50m

Bucharest Otopeni Intl

qui 1/15

5:50 am-12:10 pm

1 stop16h 20m

$501

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

qui 1/1

2:00 pm-2:05 pm

1 stop14h 05m

Bucharest Otopeni Intl

qui 1/15

2:45 pm-7:16 pm

2 stops38h 31m

$506

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

qui 1/1

2:00 pm-2:05 pm

1 stop14h 05m

Bucharest Otopeni Intl

qua 1/14

6:05 am-1:20 pm

1 stop17h 15m

$536

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

sáb 2/14

1:35 pm-3:05 pm

1 stop15h 30m

Bucharest Otopeni Intl

sáb 2/21

8:05 am-11:32 pm

2 stops25h 27m

$547

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

qui 1/1

6:50 pm-11:45 pm

1 stop18h 55m

Bucharest Otopeni Intl

qua 1/14

8:05 am-9:47 pm

2 stops23h 42m

$550

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

qua 12/10

1:05 pm-11:55 pm

2 stops24h 50m

Bucharest Otopeni Intl

qua 12/24

6:05 am-9:55 am

2 stops37h 50m

$565

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

qua 2/11

7:00 pm-8:25 pm

1 stop15h 25m

Cluj Napoca

qua 3/11

9:50 am-6:05 pm

1 stop17h 15m

$594

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

qua 12/10

6:50 pm-8:00 pm

1 stop15h 10m

Bucharest Otopeni Intl

qui 12/25

8:00 am-4:55 pm

1 stop18h 55m

$607

SeattleCluj Napoca

SEA - CLJ

SEACLJ

Seattle/Tacoma Intl

dom 4/5

7:10 pm-8:25 pm

1 stop15h 15m

Cluj Napoca

ter 5/5

9:15 pm-5:15 pm

1 stop30h 00m

$637

SeattleTimisoara

SEA - TSR

SEATSR

Seattle/Tacoma Intl

sex 3/27

12:45 pm-12:25 pm

3 stops38h 40m

Timisoara

ter 3/31

6:05 am-10:54 pm

2 stops26h 49m

$1,597

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Romania from

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

What is the cheapest month to fly to Romania?

The cheapest month to fly to Romania from Seattle is in November. Flight prices, which tend to average around $605, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of November, then departing from Seattle during the month February is also very affordable. Most momondo users find prices during this month for around $685.

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 $954 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 22% 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

Direct flights

None
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?

  • 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
United AirlinesPriceFrom $564Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
LufthansaPriceFrom $581Free CancellationRating
6.8
7,572 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $596Free CancellationRating
7.3
4,043 reviews
Search Turkish Airlines flights
KLMPriceFrom $656Free CancellationRating
7.7
1,411 reviews
Search KLM flights
DeltaPriceFrom $772Free CancellationRating
7.9
8,007 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.

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1 adult
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