$452 Cheap Flights from Houston (IAH) to Bucharest (OTP)

View $452 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP)

Cheap Flights from Houston to Bucharest (IAH-OTP)

Prices were available within the past 7 days and start at $452 for one-way flights and $573 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, Mar 25 - Fri, Apr 3
IAH
Houston
OTP
Bucharest
$573 Roundtrip, found 2 days ago
$573
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Mar 25 from Houston to Bucharest, returning Fri, Apr 3, priced at $573 found 2 days ago
United
Wed, Nov 12 - Wed, Dec 10
IAH
Houston
OTP
Bucharest
$576 Roundtrip, found 2 hours ago
$576
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Nov 12 from Houston to Bucharest, returning Wed, Dec 10, priced at $576 found 2 hours ago
British Airways
Wed, Mar 25 - Fri, Apr 3
IAH
Houston
OTP
Bucharest
$578 Roundtrip, found 2 days ago
$578
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Mar 25 from Houston to Bucharest, returning Fri, Apr 3, priced at $578 found 2 days ago
American Airlines
Wed, Oct 29 - Thu, Nov 27
IAH
Houston
OTP
Bucharest
$578 Roundtrip, found 2 hours ago
$578
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Oct 29 from Houston to Bucharest, returning Thu, Nov 27, priced at $578 found 2 hours ago
American Airlines
Wed, Jan 7 - Mon, Jan 12
IAH
Houston
OTP
Bucharest
$580 Roundtrip, found 5 days ago
$580
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Jan 7 from Houston to Bucharest, returning Mon, Jan 12, priced at $580 found 5 days ago
Air Canada
Tue, Dec 2 - Thu, Dec 11
IAH
Houston
OTP
Bucharest
$580 Roundtrip, found 17 hours ago
$580
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Tue, Dec 2 from Houston to Bucharest, returning Thu, Dec 11, priced at $580 found 17 hours ago
Lufthansa
Tue, Dec 2 - Thu, Dec 11
IAH
Houston
OTP
Bucharest
$580 Roundtrip, found 17 hours ago
$580
Roundtrip
found 17 hours ago
Select Lufthansa flight, departing Tue, Dec 2 from Houston to Bucharest, returning Thu, Dec 11, priced at $580 found 17 hours ago
United
Wed, Oct 29 - Thu, Nov 27
IAH
Houston
OTP
Bucharest
$581 Roundtrip, found 2 hours ago
$581
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Oct 29 from Houston to Bucharest, returning Thu, Nov 27, priced at $581 found 2 hours ago
United
Mon, Dec 29 - Fri, Jan 16
IAH
Houston
OTP
Bucharest
$581 Roundtrip, found 8 hours ago
$581
Roundtrip
found 8 hours ago
Select United flight, departing Mon, Dec 29 from Houston to Bucharest, returning Fri, Jan 16, priced at $581 found 8 hours ago
Lufthansa
Mon, Apr 6 - Fri, Apr 17
IAH
Houston
OTP
Bucharest
$583 Roundtrip, found 4 hours ago
$583
Roundtrip
found 4 hours ago
Select Lufthansa flight, departing Mon, Apr 6 from Houston to Bucharest, returning Fri, Apr 17, priced at $583 found 4 hours ago

Find the cheapest month to fly from Houston (IAH) to Bucharest (OTP)

November is typically the cheapest month to fly

From $551 - $1,297 per traveler.
Flights from Houston (IAH) to Bucharest (OTP)
Origin airport
George Bush Intercontinental
Destination airport
Henri Coanda Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Emirates, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$573
Distance
6102 mi

Houston to Bucharest Flights

The cheapest times to fly from Houston to Bucharest

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Bucharest are during the month of March. You can find some of the cheapest flights from Houston to Bucharest with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Bucharest

Sunday is one of the best days to book for cheap flights from Houston to Bucharest: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Bucharest

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Bucharest in 2025. You can also book with separate airlines for your outbound and return journeys, from $452 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Bucharest flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Bucharest airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP) cost?
Snag a cheap one-way flight from $452 or cheap return flight from $573 from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP)?
March is the least expensive month to fly from IAH to OTP. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IAH to OTP flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP)?
You'll need to take a flight with a layover when traveling from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from IAH to OTP?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP)?
To land at Henri Coanda Intl. Airport (OTP) without delays, choose a flight that leaves George Bush Intercontinental Airport (IAH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP) last-minute?
Waiting until right before your break to book a flight from IAH to OTP often results in higher prices. While you may find some last-minute offers, there's no guarantee. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book an IAH to OTP flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAH to OTP flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of travel planning. Simply secure your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Henri Coanda Intl. Airport (OTP)?
If you booked your IAH to OTP flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.