Cheap Flights from Houston, TX to USA from $25 - Find Tickets & Airfare Deals at Cheapflights.com

How to find the cheapest flight from
Houston (IAH) to USA

How far in advance should I book a flight from Houston to USA?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 56 days in advance, which can save you up to 10% on flights from Houston to USA compared to booking the week you need them. Waiting 56 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $302. For sooner than that we have options available in the next 3 days from $331.

What is the cheapest month to fly from Houston to USA?

Flights from Houston to USA lean towards being more expensive in July. Prices are generally better when you fly from Houston to USA in February, with the cheapest ticket starting at $139.

One-way flights to USA from Houston

The cheapest one-way flights from Houston to USA

4:25 pm - 5:55 pm

Spirit Airlines

Nonstop

2h 30m

IAH - DEN

$25

FlightNetwork

5:40 pm - 7:15 pm

Spirit Airlines

Nonstop

2h 35m

IAH - DEN

$31

KAYAK

5:40 pm - 7:15 pm

Spirit Airlines

Nonstop

2h 35m

IAH - DEN

$34

KAYAK

Related info for your journey

Useful info, stats and facts about Houston to USA flights.

Flight FAQs

From Houston to USA

Are flight prices decreasing from Houston to USA due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Houston and USA for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Houston to USA for under $100 on Cheapflights?

Yes, there are multiple flights from Houston to USA for under $100. The cheapest flight booked recently is on Multiple Airlines for just $49, but on average you can expect to pay $61.

Are there nonstop flights from Houston to USA for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Houston to USA under $100. A good price for a nonstop flight from Houston to USA is less than $64.

Are there last-minute flights available from Houston to USA for under $100?

There are currently 20+ open flights from Houston to USA within the next 7 days for less than $100.

What days are nonstop flights available from Houston to USA?

Nonstop flights can be found on the following days: Sunday, Saturday.

How popular is this flight route?

Within the past month, 1,631 users have taken a look at flights from Houston George Bush Intcntl to United States.

What are the most popular airlines that fly from Houston to USA?

When booking a flight from Houston to USA, you may want to consider flying on Major Airline, American Airlines or Delta as they are the most popular for this route.

What are the most popular routes from Houston to USA?

The most popular flight routes from Houston to USA are Houston George Bush Intcntl - Las Vegas McCarran, Houston George Bush Intcntl - Los Angeles and Houston George Bush Intcntl - Denver Intl.

What are the cheapest Flights from Houston to USA?

On average you can expect to pay $199 for a flight from Houston to USA. The cheapest flight overall is $79 while the most popular route, (Houston George Bush Intcntl - Las Vegas McCarran) is currently priced at $33.

What are the most reliable airlines from Houston to USA?

Consider Spirit Airlines (99%), EVA Air (97%) or Air China (97%) when booking your flight. These represent the most reliable airlines when flying from Houston to USA.