
Featured airlines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Houston to Iasi (IAH-IAS)
Prices were available within the past 7 days and start at $651 for one-way flights and $1,153 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Frequently asked questions
Travel information
Travel information
Origin airport | George Bush Intercontinental |
Destination airport | Iasi |
Roundtrip price | $1,153 |
Distance | 6034 mi |
Book with confidence
Book with confidence
The cheapest times to fly from Houston to Iasi
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 Iasi are during the month of June. You can find some of the cheapest flights from Houston to Iasi with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Houston to Iasi
Sunday is one of the best days to book for cheap flights from Houston to Iasi: 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 Iasi
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 Iasi in 2025. You can also book with separate airlines for your outbound and return journeys, from $651 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 Iasi 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 Iasi 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.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Flights from Eagle Lake
- Flights from Lake Charles Regional
- Flights from William P. Hobby
- Flights from Ellington Field
- Flights from Easterwood
- Flights from Austin-Bergstrom Intl.
- Flights from A L Mangham Jr. Regional
- Flights from Victoria Regional
- Flights from Beaumont Municipal
- Flights from Southeast Texas Regional
- JetBlue Airways Houston (IAH) to New York (JFK) flights
- Spirit Airlines Houston (IAH) to Baltimore (BWI) flights
- Frontier Airlines Houston (IAH) to Denver (DEN) flights
- Spirit Airlines Houston (IAH) to Atlanta (ATL) flights
- Spirit Airlines Houston (IAH) to Fort Lauderdale (FLL) flights
- Spirit Airlines Houston (IAH) to New York (LGA) flights
- Spirit Airlines Houston (IAH) to Newark Liberty Intl. Airport (EWR) flights
- United Houston (IAH) to San Pedro Sula (SAP) flights
- Spirit Airlines Houston (IAH) to Chicago (ORD) flights
- Flights to Sighisoara
- Flights to Sinaia
- Flights to Timisoara
- Flights to Arad
- Flights to Sibiu
- Flights to Târgu Mureș
- Flights to Bucharest
- Flights to Cluj-Napoca
- Flights to Sacele
- Flights to Constanta
- Flights to Otopeni
- Flights to Oradea
- Flights to Brasov
- Flights to Bran
- Flights to Suceava
- Flights to Predeal
- Flights to Craiova
- Flights to Iasi
- Flights to Pitesti
- Flights to Ploiesti
- Aeromexico
- JetBlue Airways
- American Airlines
- Turkish Airlines
- Viva Aerobus
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Spirit Airlines
- Alaska Airlines
- Air Canada
- avianca
- Delta
- Emirates
- Copa
- Flights from Los Angeles (LAX) to Houston (IAH)
- Flights from Dallas (DFW) to Seattle (SEA)
- Flights from Dallas (DFW) to Cancun (CUN)
- Flights from Houston (HOU) to Cancun (CUN)
- Flights from Dallas (DFW) to Houston (HOU)
- Flights from Houston (IAH) to New York (JFK)
- Flights from Chicago (ORD) to Houston (HOU)
- Flights from Atlanta (ATL) to Houston (HOU)
- Flights from Houston (IAH) to Baltimore (BWI)
- Flights from Atlanta (ATL) to Dallas (DFW)
- Flights from New York (NYC) to Dallas (DFW)
- Flights from Seattle (SEA) to Dallas (DFW)
- Flights from Chicago (ORD) to Dallas (DFW)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from Houston (HOU) to Dallas (DFW)
- Flights from Houston (IAH) to Mexico City (MEX)
- Flights from Houston (IAH) to Toluca (TLC)
- Flights from Austin (AUS) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from San Antonio (SAT) to Las Vegas (LAS)
- Flights from Houston (IAH) to Denver (DEN)
- Flights from Dallas (DFW) to Denver (DEN)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from Houston (HOU) to New York (NYC)
- Flights from Dallas (DFW) to Phoenix (PHX)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Dallas (DFW) to Atlanta (ATL)
- Flights from Houston (IAH) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Houston (IAH) to Fort Lauderdale (FLL)
- Flights from Houston (IAH) to New York (LGA)
- Flights from Istanbul (IST) to Iasi (IAS)
- Flights from Amsterdam (AMS) to Iasi (IAS)
- Flights from Brussels (BRU) to Iasi (IAS)
- Flights from Minneapolis (MSP) to Iasi (IAS)
- Flights from Seattle (SEA) to Iasi (IAS)
- Flights from New York (LGA) to Iasi (IAS)
- Flights from Newark Liberty Intl. Airport (EWR) to Iasi (IAS)
- Flights from Bucharest (OTP) to Iasi (IAS)
- Flights from Los Angeles (LAX) to Iasi (IAS)
- Flights from Tampa (TPA) to Iasi (IAS)
- Flights from Chicago (ORD) to Iasi (IAS)
- Flights from Washington (IAD) to Iasi (IAS)
- Flights from Houston (IAH) to Miami (MIA)
- Flights from Dallas (DFW) to Miami (MIA)
- Flights from Houston (IAH) to Newark Liberty Intl. Airport (EWR)
- Flights from Dallas (DFW) to Honolulu (HNL)
- Flights from Houston (IAH) to San Pedro Sula (SAP)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Houston (IAH) to Chicago (ORD)