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Otopeni Intl

$313+ Cheap flights from Washington to Otopeni Intl (OTP)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OTP
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Washington to Otopeni Intl

Keep the following information in mind while searching for Washington to Otopeni Intl flight deals. Data was last updated July 31, 2025.

Round-trip from

$527
(Scandinavian Airlines)

One-way from

$313
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,062
From Washington to Bucharest Otopeni Intl
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One-way flight from Washington to Bucharest Otopeni Intl
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Highest demand for flights based on searches. 19% potential increase in price ($223 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($98 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Washington to Otopeni Intl

Cheapest flights from Washington to Otopeni Intl
Explore the most affordable flight options available from Washington to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 7/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/54:00 pmSEA - OTP
1 stop18h 35mScandinavian Airlines
Sun 9/219:25 pmOTP - SEA
2 stops34h 36mScandinavian Airlines
Deal found 7/28$527
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Wed 10/87:10 pmSEA - OTP
1 stop33h 25mTurkish Airlines
Wed 11/123:30 pmOTP - SEA
1 stop35h 35mTurkish Airlines
Deal found 7/30$566
This Ovago deal was found by Cheapflights users on 7/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:45 pmPDX - OTP
1 stop19h 45mBritish Airways
Wed 11/128:05 amOTP - PDX
1 stop17h 50mBritish Airways
Deal found 7/30$572
This Justfly.com deal was found by Cheapflights users on 7/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:00 amPDX - OTP
2 stops26h 40mMultiple Airlines
Wed 11/125:55 amOTP - PDX
2 stops37h 20mMultiple Airlines
Deal found 7/30$588
This Ovago deal was found by Cheapflights users on 7/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/282:25 pmSEA - OTP
1 stop15h 20mBritish Airways
Thu 11/68:00 amOTP - SEA
1 stop18h 55mBritish Airways
Deal found 7/31$596
This Justfly.com deal was found by Cheapflights users on 7/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:50 pmSEA - OTP
1 stop13h 45mMultiple Airlines
Wed 11/125:55 amOTP - SEA
2 stops23h 21mMultiple Airlines
Deal found 7/30$599
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/297:00 amPDX - OTP
2 stops26h 40mUnited Airlines
Wed 11/125:55 amOTP - PDX
3 stops27h 01mUnited Airlines
Deal found 7/30$599
This Travelocity deal was found by Cheapflights users on 7/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/82:55 pmSEA - OTP
2 stops17h 40mAir Canada
Wed 11/125:55 amOTP - SEA
2 stops26h 11mAir Canada
Deal found 7/30$605
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 10/157:00 amSEA - OTP
2 stops25h 35mUnited Airlines
Tue 11/115:55 amOTP - SEA
3 stops53h 04mUnited Airlines
Deal found 7/28$617
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Tue 9/910:00 amPDX - OTP
2 stops22h 35mAir Canada
Thu 9/186:00 amOTP - PDX
2 stops22h 46mAir Canada
Deal found 7/30$635
This SWISS deal was found by Cheapflights users on 7/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:51 amPDX - OTP
2 stops28h 14mSWISS
Tue 10/72:35 pmOTP - PDX
2 stops38h 11mSWISS
Deal found 7/28$645
This Lufthansa deal was found by Cheapflights users on 7/28. 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 8/253:25 pmPDX - OTP
2 stops40h 30mLufthansa
Mon 10/66:40 pmOTP - PDX
2 stops34h 06mLufthansa
Deal found 7/28$660

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Otopeni Intl 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 July 31, 2025.
Use the filters below to find and compare flights from Washington to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Washington

Fly to

Otopeni Intl

Route

Depart

Return

Price

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Fri 9/5

4:00 pm-8:35 pm

1 stop18h 35m

Bucharest Otopeni Intl

Sun 9/21

9:25 pm-10:01 pm

2 stops34h 36m

$527

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 10/8

7:10 pm-2:35 pm

1 stop33h 25m

Bucharest Otopeni Intl

Wed 11/12

3:30 pm-5:05 pm

1 stop35h 35m

$566

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 10/29

6:45 pm-11:30 pm

1 stop19h 45m

Bucharest Otopeni Intl

Wed 11/12

8:05 am-3:55 pm

1 stop17h 50m

$572

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 10/29

7:00 am-6:40 pm

2 stops26h 40m

Bucharest Otopeni Intl

Wed 11/12

5:55 am-9:15 am

2 stops37h 20m

$588

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Tue 10/28

2:25 pm-2:45 pm

1 stop15h 20m

Bucharest Otopeni Intl

Thu 11/6

8:00 am-4:55 pm

1 stop18h 55m

$596

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 10/29

7:00 am-6:40 pm

2 stops26h 40m

Bucharest Otopeni Intl

Wed 11/12

5:55 am-10:56 pm

3 stops27h 01m

$599

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 10/8

6:50 pm-6:35 pm

1 stop13h 45m

Bucharest Otopeni Intl

Wed 11/12

5:55 am-7:16 pm

2 stops23h 21m

$599

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 10/8

2:55 pm-6:35 pm

2 stops17h 40m

Bucharest Otopeni Intl

Wed 11/12

5:55 am-10:06 pm

2 stops26h 11m

$605

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 10/15

7:00 am-6:35 pm

2 stops25h 35m

Bucharest Otopeni Intl

Tue 11/11

5:55 am-12:59 am

3 stops53h 04m

$617

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 9/9

3:25 pm-6:35 pm

2 stops17h 10m

Bucharest Otopeni Intl

Fri 9/19

6:00 am-2:46 pm

2 stops18h 46m

$635

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 22 results
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Best time to book a flight from Washington to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Bucharest Otopeni Intl Airport

What is the cheapest month to book a flight from State of Washington to Bucharest Otopeni Intl Airport?

Currently, November is the cheapest month in which you can book a flight from State of Washington to Bucharest Otopeni Intl Airport (average of $604). Flying from State of Washington to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,137). 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.

What is the cheapest time of day to fly from WA to OTP?

Find hourly flight availability from Washington to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from State of Washington to Bucharest Otopeni Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Otopeni Intl

Get insights into the airlines that provide service to Otopeni Intl. 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 Otopeni Intl. Reviews last updated July 31, 2025.
See what other customers who have flown with Delta, KLM, and SWISS from Washington to Bucharest Otopeni Intl Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,933 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines to fly from State of Washington to Bucharest Otopeni Intl Airport one-way?

    One-way options have recently been found by users for as low as $385 on Scandinavian Airlines. Other airlines that offer cheap prices include British Airways from $439 and Lufthansa from $459 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Otopeni Intl 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 State of Washington to Bucharest Otopeni Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Bucharest Otopeni Intl Airport (average of $604). Flying from State of Washington to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,137). 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
Otopeni

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Alternative routes for Washington to Otopeni Intl

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Top 6 airlines flying from Washington to Otopeni Intl

Discover the top 6 airlines that operate flights from Washington to Otopeni Intl. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$585Average$970FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$620Average$930FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$624Average$1,121FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$633Average$807FlexibilityNo cancel feeOn-time77%
DeltaCheapest$684Average$952FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$705Average$924FlexibilityNo cancel feeOn-time75%

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