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$492+ Cheap flights from Otopeni Intl (OTP) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — SEA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Bucharest Otopeni Intl to Seattle/Tacoma Intl are usually found in March or February, booked 43 days in advance, depart on a Saturday or Thursday and return on a Sunday

Cheap flight deals from Otopeni Intl to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$715
(British Airways)

One-way from

$492
(Lucky2Go)

Popular in

September

Cheapest in

March

Average price

$881
Provider with most accurate pricing for Bucharest Otopeni Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Bucharest Otopeni Intl-Seattle/Tacoma Intl flights.
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From Bucharest Otopeni Intl to Seattle/Tacoma Intl
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One-way flight from Bucharest Otopeni Intl to Seattle/Tacoma Intl
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High demand for flights, 8% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Otopeni Intl to Seattle

Cheapest flights from Otopeni Intl to Seattle
Explore the most affordable flight options available from Otopeni Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This British Airways deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/34:00 pmOTP - SEA
1 stop29h 20mBritish Airways
Mon 2/176:50 pmSEA - OTP
1 stop18h 05mBritish Airways
Deal found 1/20$715
This Mytrip deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/67:35 pmOTP - SEA
2 stops27h 45mMultiple Airlines
Wed 2/192:00 pmSEA - OTP
2 stops25h 35mMultiple Airlines
Deal found 1/20$722
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/38:05 amOTP - SEA
1 stop37h 15mAmerican Airlines
Mon 2/1711:59 pmSEA - OTP
2 stops37h 06mAmerican Airlines
Deal found 1/20$754
This Delta deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/56:00 amOTP - SEA
2 stops20h 55mDelta
Sun 2/96:15 amSEA - OTP
2 stops20h 25mDelta
Deal found 1/19$772
This Air France deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:30 amOTP - SEA
1 stop14h 45mAir France
Wed 5/76:35 pmSEA - OTP
1 stop15h 35mAir France
Deal found 1/20$778
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:00 amOTP - SEA
2 stops25h 26mUnited Airlines
Tue 10/216:35 amSEA - OTP
2 stops22h 45mUnited Airlines
Deal found 1/20$788
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:00 amOTP - SEA
2 stops25h 26mAir Canada
Tue 10/217:20 amSEA - OTP
2 stops25h 15mAir Canada
Deal found 1/20$823
This Lufthansa deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/146:00 amOTP - SEA
1 stop16h 25mLufthansa
Sat 5/32:20 pmSEA - OTP
1 stop16h 30mLufthansa
Deal found 1/20$866
This Turkish Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/123:55 pmOTP - SEA
1 stop35h 15mTurkish Airlines
Sat 5/37:05 pmSEA - OTP
1 stop33h 30mTurkish Airlines
Deal found 1/20$876
This KLM deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:05 pmOTP - SEA
1 stop27h 35mKLM
Sun 7/271:50 pmSEA - OTP
1 stop15h 35mKLM
Deal found 1/20$892
This Emirates deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/102:15 amOTP - SEA
1 stop21h 10mEmirates
Wed 5/75:15 pmSEA - OTP
1 stop22h 00mEmirates
Deal found 1/20$1,470
This FlightHub deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/91:50 pmOTP - SEA
2 stops34h 00mScandinavian Airlines
Fri 8/294:00 pmSEA - OTP
1 stop18h 35mScandinavian Airlines
Deal found 1/20$2,927

Find flights from Otopeni Intl to Seattle within your budget

Customize your flight search to find flights from Otopeni Intl to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Mon 2/3

4:00 pm-11:20 am

1 stop29h 20m

Seattle/Tacoma Intl

Mon 2/17

6:50 pm-10:55 pm

1 stop18h 05m

$715

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Thu 2/6

7:35 pm-1:20 pm

2 stops27h 45m

Seattle/Tacoma Intl

Wed 2/19

2:00 pm-1:35 am

2 stops25h 35m

$722

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Mon 2/3

8:05 am-11:20 am

1 stop37h 15m

Seattle/Tacoma Intl

Mon 2/17

11:59 pm-11:05 pm

2 stops37h 06m

$754

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Wed 2/5

6:00 am-4:55 pm

2 stops20h 55m

Seattle/Tacoma Intl

Sun 2/9

6:15 am-12:40 pm

2 stops20h 25m

$772

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Fri 4/11

6:30 am-11:15 am

1 stop14h 45m

Seattle/Tacoma Intl

Thu 5/1

6:35 pm-11:55 pm

1 stop19h 20m

$778

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Fri 4/25

6:00 am-9:26 pm

2 stops25h 26m

Seattle/Tacoma Intl

Tue 10/21

6:35 am-3:20 pm

2 stops22h 45m

$788

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Tue 4/22

6:00 am-9:26 pm

2 stops25h 26m

Seattle/Tacoma Intl

Sat 10/18

5:45 am-6:35 pm

2 stops26h 50m

$823

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Mon 4/14

6:00 am-12:25 pm

1 stop16h 25m

Seattle/Tacoma Intl

Sat 5/3

2:20 pm-4:50 pm

1 stop16h 30m

$866

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Sat 4/12

3:55 pm-5:10 pm

1 stop35h 15m

Seattle/Tacoma Intl

Sat 5/3

7:05 pm-2:35 pm

1 stop33h 30m

$876

BucharestSeattle

OTP - SEA

OTPSEA

Bucharest Otopeni Intl

Thu 4/10

2:15 am-1:25 pm

1 stop21h 10m

Seattle/Tacoma Intl

Wed 5/7

5:15 pm-1:15 am

1 stop22h 00m

$1,470

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 12 results
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Compare providers for flights from Otopeni Intl to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Otopeni Intl to Seattle in January.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bucharest Otopeni Intl Airport-Seattle flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Bucharest Otopeni Intl Airport-Seattle flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-Seattle flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bucharest Otopeni Intl Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Otopeni Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Otopeni Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Otopeni Intl to Seattle

Get recent, data-driven insights about flights from Otopeni Intl to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Bucharest Otopeni Intl Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Otopeni Intl to Seattle. Price data was last updated on January 17, 2025.

The best time to book flights from Bucharest Otopeni Intl Airport to Seattle is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Seattle (average of $238). Flying from Bucharest Otopeni Intl Airport to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated January 21, 2025.
Emirates
8.1
Very good
3,356 reviews

Overall

8.1

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Emirates
8.1
Very good
3,356 reviews
Emirates
8.1
Very good
3,356 reviews

Overall

8.1

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Delta
8.0
Very good
8,521 reviews
Emirates
8.1
Very good
3,356 reviews

Overall

8.1

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Air France
7.4
Good
1,490 reviews
Emirates
8.1
Very good
3,356 reviews

Overall

8.1

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

United Airlines
7.4
Good
8,982 reviews
Emirates
8.1
Very good
3,356 reviews

Overall

8.1

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Turkish Airlines
7.3
Good
3,931 reviews
Emirates
8.1
Very good
3,356 reviews

Overall

8.1

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Otopeni Intl to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Bucharest Otopeni Intl?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Bucharest Otopeni Intl to Seattle. 5 airlines have flights to Seattle/Tacoma Intl from Bucharest Otopeni Intl on a regular basis. Booking flights from Bucharest Otopeni Intl to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from Bucharest Otopeni Intl per day.

  • What are the cheapest airlines flying from Bucharest Otopeni Intl Airport to Seattle round-trip?

    Cheapflights users have booked flights from Bucharest Otopeni Intl Airport to Seattle round-trip from $715. Other airlines that can offer you cheap pricing are American Airlines, from $754, and Delta, from $772. You may be able to fly from Bucharest Otopeni Intl Airport to Seattle for 21% less than the average price by searching for these airlines.

  • Can I find deals for flights from Otopeni Intl to Seattle that include hotel bookings?

    Yes. In addition to deals on Otopeni Intl to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Otopeni Intl to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Otopeni Intl to Seattle.

  • Can I find deals for business class flights from Otopeni Intl to Seattle?

    Yes. Cheapflights offers flight deals from Otopeni Intl to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Seattle (average of $238). Flying from Bucharest Otopeni Intl Airport to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bucharest Otopeni Intl Airport?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Tacoma
Lacey
Federal Way
Ocean Shores
Leavenworth
Olympia
Marysville
Centralia
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Otopeni Intl to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Otopeni Intl to Portland flights

Top 5 airlines flying from Otopeni Intl to Seattle

Discover the top 5 airlines that operate flights from Otopeni Intl to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$649Average$1,060FlexibilityNo cancel feeOn-time76%
KLMCheapest$711Average$996FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$778Average$898FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$845Average$1,205FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$856Average$1,195FlexibilityNo cancel feeOn-time70%
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