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Otopeni Intl

$428+ Cheap flights from George Bush Intcntl (IAH) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — OTP
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from George Bush Intcntl to Otopeni Intl

Cheapest flights from George Bush Intcntl to Otopeni Intl
Explore the most affordable flight options available from George Bush Intcntl to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/284:30 pmIAH - OTP
1 stop13h 40mLufthansa
Fri 12/55:55 amOTP - IAH
1 stop16h 40mLufthansa
Deal found 10/14$503
This Gotogate deal was found by Cheapflights users on 10/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:30 pmIAH - OTP
1 stop13h 35mMultiple Airlines
Wed 11/266:05 amOTP - IAH
2 stops23h 34mMultiple Airlines
Deal found 10/14$514
This lol.travel deal was found by Cheapflights users on 10/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:50 amIAH - OTP
2 stops18h 15mAir Canada
Wed 11/266:05 amOTP - IAH
2 stops23h 34mAir Canada
Deal found 10/14$519
This Delta deal was found by Cheapflights users on 10/14. 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.
Thu 11/134:05 pmIAH - OTP
1 stop22h 45mDelta
Wed 11/261:55 pmOTP - IAH
1 stop31h 35mDelta
Deal found 10/14$533
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/289:35 amIAH - OTP
2 stops25h 00mUnited Airlines
Fri 12/55:55 amOTP - IAH
2 stops23h 44mUnited Airlines
Deal found 10/14$537
This lol.travel deal was found by Cheapflights users on 10/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:30 pmIAH - OTP
1 stop13h 35mLufthansa
Wed 11/267:05 pmOTP - IAH
1 stop27h 30mLufthansa
Deal found 10/14$542
This KLM deal was found by Cheapflights users on 10/13. 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.
Mon 12/14:05 pmIAH - OTP
1 stop15h 45mMultiple Airlines
Sun 12/141:55 pmOTP - IAH
2 stops18h 06mMultiple Airlines
Deal found 10/13$544
This KAYAK deal was found by Cheapflights users on 10/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:45 pmIAH - OTP
1 stop17h 15mBritish Airways
Tue 3/316:15 pmOTP - IAH
1 stop27h 25mBritish Airways
Deal found 10/12$548
This oojo deal was found by Cheapflights users on 10/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:45 pmIAH - OTP
1 stop33h 00mBritish Airways
Sun 12/144:10 pmOTP - IAH
1 stop29h 55mBritish Airways
Deal found 10/13$550
This KLM deal was found by Cheapflights users on 10/12. 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.
Mon 12/14:05 pmIAH - OTP
1 stop15h 45mMultiple Airlines
Tue 3/311:50 pmOTP - IAH
2 stops18h 09mMultiple Airlines
Deal found 10/12$569

Cheap flight deals from George Bush Intcntl to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Otopeni Intl (OTP). 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$514
(Gotogate)

One-way from

$428
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$700
Provider with most accurate pricing for Houston George Bush Intcntl-Bucharest Otopeni Intl flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Bucharest Otopeni Intl flights.
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From Houston George Bush Intcntl to Bucharest Otopeni Intl
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One-way flight from Houston George Bush Intcntl to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($180 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($89 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 October 14, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport that are best for you.

Fly from

George Bush Intcntl

Fly to

Otopeni Intl

Route

Depart

Return

Price

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Fri 11/28

4:30 pm-2:10 pm

1 stop13h 40m

Bucharest Otopeni Intl

Fri 12/5

6:05 am-2:35 pm

2 stops16h 30m

$510

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Thu 11/13

4:30 pm-2:05 pm

1 stop13h 35m

Bucharest Otopeni Intl

Wed 11/26

6:05 am-9:39 pm

2 stops23h 34m

$514

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Thu 11/13

11:50 am-2:05 pm

2 stops18h 15m

Bucharest Otopeni Intl

Wed 11/26

6:05 am-9:39 pm

2 stops23h 34m

$519

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Fri 11/28

9:35 am-6:35 pm

2 stops25h 00m

Bucharest Otopeni Intl

Fri 12/5

5:55 am-9:39 pm

2 stops23h 44m

$537

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Thu 11/13

4:30 pm-2:05 pm

1 stop13h 35m

Bucharest Otopeni Intl

Wed 11/26

7:05 pm-2:35 pm

1 stop27h 30m

$542

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Mon 12/1

4:05 pm-3:50 pm

1 stop15h 45m

Bucharest Otopeni Intl

Sun 12/14

1:55 pm-12:01 am

2 stops18h 06m

$544

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Mon 12/1

9:45 pm-2:45 pm

1 stop33h 00m

Bucharest Otopeni Intl

Sun 12/14

4:10 pm-2:05 pm

1 stop29h 55m

$550

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Mon 12/1

4:05 pm-3:50 pm

1 stop15h 45m

Bucharest Otopeni Intl

Tue 3/31

1:50 pm-11:59 pm

2 stops18h 09m

$569

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Thu 11/13

11:55 am-12:30 pm

2 stops16h 35m

Bucharest Otopeni Intl

Wed 11/26

6:55 am-8:10 pm

2 stops21h 15m

$600

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Wed 2/25

4:05 pm-10:50 pm

1 stop22h 45m

Bucharest Otopeni Intl

Sun 3/1

6:00 am-1:30 pm

1 stop15h 30m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Showing 1-10 of 14 results
1
2

Compare providers for flights from George Bush Intcntl to Otopeni Intl

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 George Bush Intcntl to Otopeni Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 Houston George Bush Intcntl Airport-Bucharest Otopeni Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Bucharest Otopeni Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Bucharest Otopeni Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Houston George Bush Intcntl Airport-Bucharest Otopeni Intl Airport 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 George Bush Intcntl to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport (average of $617). Flying from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport in December is currently the most expensive (average of $1,249). 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 IAH to OTP?

Find hourly flight availability from George Bush Intcntl 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 October 14, 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport in the evening. Doing so could potentially save you 32% on the flight price compared to flying at noon, which is usually more expensive.

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 October 14, 2025.
Read reviews from past customers who have flown KLM, United Airlines, and Turkish Airlines from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport. 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.
KLM
7.7
Good
1,402 reviews

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,402 reviews
KLM
7.7
Good
1,402 reviews

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
8,975 reviews
KLM
7.7
Good
1,402 reviews

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,007 reviews
KLM
7.7
Good
1,402 reviews

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,484 reviews
KLM
7.7
Good
1,402 reviews

Boarding

7.8

Comfort

7.6

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

  • How long is the flight from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport?

    Lufthansa, Air Canada, and United Airlines can get you from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport in just under 13h 40m. Your travel time can differ by up to 11h 20m. Houston George Bush Intcntl Airport and Bucharest Otopeni Intl Airport are separated by a distance of 6100 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport round-trip?

    Flying on Turkish Airlines is currently your cheapest option to Bucharest Otopeni Intl Airport, with prices starting at $629. Additional round-trip tickets that might be worth considering are offered by KLM and United Airlines, with the lowest prices starting at $645 and $669, respectively. Turkish Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $428. American Airlines flights start at $439 while deals on United Airlines start at $458 one-way.

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

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

  • How can I find direct flights from George Bush Intcntl to Otopeni Intl?

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

  • Can I find deals for business class flights from George Bush Intcntl to Otopeni Intl?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport (average of $617). Flying from Houston George Bush Intcntl Airport to Bucharest Otopeni Intl Airport in December is currently the most expensive (average of $1,249). 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 George Bush Intcntl to Otopeni Intl

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

Top 4 airlines flying from George Bush Intcntl to Otopeni Intl

Discover the top 4 airlines that operate flights from George Bush Intcntl 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$629Average$1,130FlexibilityNo cancel feeOn-time77%
KLMCheapest$645Average$855FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$669Average$1,019FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$694Average$1,170FlexibilityNo cancel feeOn-time76%

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