Cheap Flights from Pittsburgh International to Houston from $306

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Flight deals from Pittsburgh International to Houston

Looking for a cheap last-minute deal or the best return flight from Pittsburgh International Airport to Houston? If you want to travel next month, return fares start from $306. Find the lowest prices on one-way and return tickets right here.

Houston.$306 per passenger.Departing Sat, 3 Oct, returning Mon, 5 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Sat, 3 Oct, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Mon, 5 Oct, arriving in Pittsburgh International.Price includes taxes and charges.From $306, select.

Houston.$371 per passenger.Departing Sat, 24 Oct, returning Sat, 14 Nov.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Sat, 24 Oct, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 14 Nov, arriving in Pittsburgh International.Price includes taxes and charges.From $371, select.

Houston.$371 per passenger.Departing Mon, 16 Nov, returning Mon, 16 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Pittsburgh International on Mon, 16 Nov, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departs from Houston Hobby on Mon, 16 Nov, arriving in Pittsburgh International.Price includes taxes and charges.From $371, select.

Houston.$372 per passenger.Departing Thu, 1 Oct, returning Mon, 5 Oct.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Pittsburgh International on Thu, 1 Oct, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departs from Houston Hobby on Mon, 5 Oct, arriving in Pittsburgh International.Price includes taxes and charges.From $372, select.

Houston.$406 per passenger.Departing Wed, 30 Sep, returning Mon, 5 Oct.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Wed, 30 Sep, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Mon, 5 Oct, arriving in Pittsburgh International.Price includes taxes and charges.From $406, select.

Houston.$406 per passenger.Departing Wed, 30 Dec, returning Wed, 6 Jan.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Wed, 30 Dec, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Wed, 6 Jan, arriving in Pittsburgh International.Price includes taxes and charges.From $406, select.

Houston.$407 per passenger.Departing Thu, 3 Dec, returning Thu, 10 Dec.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Thu, 3 Dec, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Thu, 10 Dec, arriving in Pittsburgh International.Price includes taxes and charges.From $407, select.

Houston.$423 per passenger.Departing Thu, 4 Feb, returning Thu, 11 Feb.Return flight with United.Outbound indirect flight with United, departs from Pittsburgh International on Thu, 4 Feb, arriving in Houston George Bush Intercntl..Inbound indirect flight with United, departs from Houston George Bush Intercntl. on Thu, 11 Feb, arriving in Pittsburgh International.Price includes taxes and charges.From $423, select.

Houston.$446 per passenger.Departing Mon, 21 Sep, returning Thu, 24 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Mon, 21 Sep, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Thu, 24 Sep, arriving in Pittsburgh International.Price includes taxes and charges.From $446, select.

Houston.$466 per passenger.Departing Wed, 27 Jan, returning Fri, 29 Jan.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Wed, 27 Jan, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Fri, 29 Jan, arriving in Pittsburgh International.Price includes taxes and charges.From $466, select.

Houston.$597 per passenger.Departing Fri, 11 Jun, returning Sat, 19 Jun.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Fri, 11 Jun, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 19 Jun, arriving in Pittsburgh International.Price includes taxes and charges.From $597, select.

Houston.$607 per passenger.Departing Sun, 29 Nov, returning Fri, 4 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Sun, 29 Nov, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Fri, 4 Dec, arriving in Pittsburgh International.Price includes taxes and charges.From $607, select.

Houston.$630 per passenger.Departing Tue, 24 Nov, returning Tue, 1 Dec.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Tue, 24 Nov, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Tue, 1 Dec, arriving in Pittsburgh International.Price includes taxes and charges.From $630, select.

Houston.$694 per passenger.Departing Wed, 17 Mar, returning Sun, 21 Mar.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Wed, 17 Mar, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Sun, 21 Mar, arriving in Pittsburgh International.Price includes taxes and charges.From $694, select.

Houston.$923 per passenger.Departing Wed, 23 Sep, returning Sat, 26 Sep.Return flight with United.Outbound direct flight with United departs from Pittsburgh International on Wed, 23 Sep, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 26 Sep, arriving in Pittsburgh International.Price includes taxes and charges.From $923, select.

Find the cheapest month to fly from Pittsburgh International to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pittsburgh International to Houston flights are currently cheapest in October.

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Direct flights from Pittsburgh International to Houston

Alternative Pittsburgh International to Houston routes

Looking for the cheapest, fastest or easiest route from Pittsburgh International to Houston? You could fly into the following airports instead.

Pittsburgh to Houston: Flight information

The things to know before you go.

Cheapest flight found	$306
Cheapest month to fly	October
Average flight time	3 hrs, 15 mins
Most popular airline	United
Average flights per week	66

Finding cheap flights from Pittsburgh International to Houston: Frequently asked questions

How many airports are there in Houston?

There are 3 airports in Houston: Houston Hobby, Houston George Bush Intercntl. and Houston Ellington Field.

How much are return flights from Pittsburgh International to Houston?

The best price we found for a return flight from Pittsburgh International to Houston is $306. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Pittsburgh International to Houston?

3 hours and 14 minutes is the average flight time from Pittsburgh International to Houston.

Which airlines fly direct from Pittsburgh International to Houston?

United, Southwest Airlines and Air New Zealand fly direct from Pittsburgh International to Houston.

How many flights are there a week from Pittsburgh International to Houston?

As of September 2026, there are 66 flights per week flying from Pittsburgh International to Houston.

When is the cheapest time to fly from Pittsburgh International to Houston?

The cheapest month to fly from Pittsburgh International to Houston is usually October.

Which is the cheapest airport to fly into in Houston?

If you're flying from Pittsburgh International Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 24.9 km away from the centre of Houston. We've found flights into this airport from $306.

Which upcoming date is cheapest to fly from Pittsburgh International Airport to Houston on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to Houston on Saturday, 3 October 2026.

Can I get a direct flight from Pittsburgh International Airport to Houston?

Yes – the average flight time is 3 hours and 14 minutes.

How can I get the best flight deal from Pittsburgh International Airport to Houston?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Houston?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Houston?

In September, the average temperature is usually around 27°C. July is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in October. The coldest month is January, with temperatures averaging 8°C. The rainiest month is May.

Which is the cheapest airline to fly from Pittsburgh International Airport to Houston with?

Currently, Frontier Airlines and United offer the cheapest flight tickets to Houston.

Flying from Pittsburgh International Airport (PIT) to Houston: what you need to know

Approximately 2 hours 50 minutes is how long you can expect to be travelling on a direct flight from Pittsburgh International Airport to Houston.
Pittsburgh International Airport is located in Pittsburgh. Based in the UTC-6 timezone, Houston is one hour behind Pittsburgh.
With 21 flights a week between the two airports, Pittsburgh International Airport (PIT) to Houston George Bush Intercontinental Airport (IAH) is the most popular route. United Airlines operates the earliest flight at 06:00. If you're eager to make the most of your day before leaving, the last flight from PIT to IAH is with United Airlines at 17:09.
Allow plenty of time to make your PIT to Houston flight. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.
Flying during a popular month like July? Public holidays and other popular seasons can mean longer queues and delays at check-in and security. Be extra cautious and arrive up to four hours before an international flight and two hours before a domestic departure.
Begin your trip at PIT and travel straight to Houston George Bush Intercontinental Airport (IAH). That's where you can expect to touch down when searching for Pittsburgh International Airport to Houston tickets.
Book your favourite seat with United Airlines. This leading carrier offers direct flights from Pittsburgh International Airport to Houston.
Travelling from central Pittsburgh to PIT takes around 45 minutes on public transport. If you ride-share, drive or take a taxi, you'll cover the 21 kilometres in 30 minutes or so, depending on traffic conditions.
Have an early flight from Pittsburgh International Airport to Houston? Avoid rushing to the terminal (and sneak in some extra precious sleep) by choosing one of these stays close to PIT:
When it comes to the on-time performance of Pittsburgh International Airport, data shows 77% of flights arrive within the scheduled time frame.
PIT is located at 1000 Airport Boulevard.

How to find the cheapest flights from Pittsburgh International Airport (PIT) to Houston

$162 is the cheapest price we've found for a one-way Pittsburgh International Airport to Houston flight. A return ticket right now is $306. Depending on when you book and the availability, these fares could change.
Don't wait until the last moment. You're more likely to pick up cheap flights from PIT to Houston if you book in advance. Airlines often offer some great early bird rates.
The 'Whole month' search tool will show you the cheapest tickets from Pittsburgh International Airport to Houston across the month. It's an easy way to snap up a bargain if your trip dates are flexible.
There's no need to keep looking every day to see if fares have dropped when you set up a Price Alert. We'll notify you the moment there's an extra saving on cheap flights from PIT to Houston.
Choose your preferred arrival and departure times, airlines and number of stops with our filters. Then, sort the results for your flight from Pittsburgh International Airport to Houston by 'Fastest,' 'Best' or 'Cheapest.'

Airports in Houston

Houston George Bush Intercontinental Airport (IAH)

The distance from Houston George Bush Intercontinental Airport (IAH) to central Houston is roughly 40 kilometres. It'll take you around 30 minutes to get to the centre driving.
Getting to the centre on public transport typically takes 1 hour 10 minutes.
If you're arriving on a late flight from Pittsburgh International Airport to Houston, nothing beats the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and relaxing not long after at one of these accommodation options near IAH:
Booking your vehicle from Houston George Bush Intercontinental Airport about three weeks before your flight from PIT to Houston can help you get the lowest rate.
The street address for IAH is 16930 JFK Boulevard.

Houston Hobby Airport (HOU)

After your flight from Pittsburgh International Airport to Houston has landed, you can make your way to the city centre in about 20 minutes by car. Central Houston is roughly 19 kilometres from Houston Hobby Airport (HOU).
Public transport will get you there in about 50 minutes.
Hang up the 'Do not disturb' sign and unwind at a hotel close to HOU. Here are a few options where you can kick back after your PIT to Houston flight:
Get the pick of the lot. Reserving your ride from HOU four weeks ahead of time often means more savings and a greater range of vehicles.
You can find Houston Hobby Airport at 7800 Airport Boulevard.

Best time to go to Houston

January is the quietest month for flights from Pittsburgh International Airport to Houston, while July is the busiest. Figure out the ideal time to go to Houston based on whether you want a lively atmosphere or a more laid-back vibe.
The warmest month in Houston is August, with temperatures ranging between 24ºC and 40ºC. Book your Pittsburgh International Airport to Houston plane ticket then if that's your idea of comfortable weather.
If you like cooler conditions, look for a cheap ticket from PIT to Houston in January when temperatures average between 5ºC and 19ºC.

More about Houston

After booking your flight from Pittsburgh International Airport to Houston, choose a hotel that puts you where you want to be. Make one of these accommodation options your base for exploring Houston:
Every great adventure has to include a little sightseeing. Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and The Menil Collection are must-do's during your Houston adventure.

Explore more of the United States

San Antonio is just one of the many cities in the United States waiting to be discovered after you've experienced Houston. Around 306 kilometres away to the west, top sights here include San Antonio River Walk, San Antonio River walk and Alamo Plaza.
If you're eager to discover another major destination in the United States, consider Dallas, roughly 370 kilometres north of Houston. Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art are key highlights.