Cheap flights from Houston George Bush Intcntl Airport to Porto from $627
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Porto departing on 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Houston George Bush Intcntl Airport to Porto
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
United Airlines flights from Houston George Bush Intcntl Airport to Porto
Our best United Airlines deals on Houston George Bush Intcntl Airport to Porto flight tickets
Turkish Airlines flights from Houston George Bush Intcntl Airport to Porto
Our best Turkish Airlines deals on Houston George Bush Intcntl Airport to Porto flight tickets
See travel insights to Porto from
How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Porto
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Porto?
The month of January is, on average, the cheapest month to fly to Porto from Houston George Bush Intcntl Airport, with most prices found around $817. If you aren’t able to travel during the month of January, then book flights to Porto from Houston George Bush Intcntl Airport during March instead. Flights to Porto in March, while not as cheap as those in January, still average around $960.
What is the cheapest day to depart on your flight to Porto?
The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $887. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,432. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.
When to book flights from Houston George Bush Intcntl Airport to Porto
Cheap Houston George Bush Intcntl Airport to Porto (IAH to OPO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Porto
How far is Houston George Bush Intcntl to Porto by plane?
The straight-line distance from Houston George Bush Intcntl to Porto is 4730.3 mi. Flights usually cover this in 12h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Porto Airport?
Prices for flights from Houston George Bush Intcntl Airport to Porto Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Porto Airport?
As of February 2025, there are 3 operators available to choose from for flights from Houston George Bush Intcntl Airport to Porto Airport.
How old do you have to be to fly from Houston George Bush Intcntl Airport to Porto Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston George Bush Intcntl Airport to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Houston George Bush Intcntl Airport to Porto?
Based on momondo bookings for flights between Houston George Bush Intcntl Airport and Porto, the leading airline is United Airlines, making up 57% of the total bookings. Other popular airlines include KLM with 29% and Delta with 13%.
Best airlines flying from Houston George Bush Intcntl Airport to Porto
Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Porto with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $644 | Free Cancellation | Rating 7.8 1,333 reviews | |||
| PriceFrom $697 | Free Cancellation | Rating 7.4 8,746 reviews | |||
| PriceFrom $717 | Free Cancellation | Rating 8.0 8,187 reviews |
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Houston to Porto?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from Houston.
Can I find flights from Houston to Porto with flexible booking policies on momondo?
All flight searches from Houston to Porto on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Houston to Porto?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto from Houston.
I’m not ready to book a flight from Houston to Porto right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Houston to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.