Weekly flight availability from Johnson City to Houston George Bush Intcntl Airport

The most flights from J0H to IAH are scheduled on a Monday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

What are the cheapest flights from Johnson City to Houston George Bush Intcntl Airport?

While on average a flight from Johnson City to Houston George Bush Intcntl Airport is generally $571, our data shows the cheapest flight currently is $251. When looking at the most popular route, (Blountville Tri Cities TN/VA - Houston George Bush Intcntl), you can expect to pay $211 for that flight.

What are the most reliable airlines from Johnson City to Houston George Bush Intcntl Airport?

The top 3 most reliable airlines when flying from Johnson City to Houston George Bush Intcntl Airport are SkyWest Airlines (100%), CommutAir (100%) and Mesa Airlines (95%).

Can I find deals for flights from Johnson City to George Bush Intcntl that include hotel bookings?

Yes. In addition to deals on Johnson City to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Johnson City to George Bush Intcntl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Johnson City to George Bush Intcntl.

Can I find deals for business class flights from Johnson City to George Bush Intcntl?

Yes. Cheapflights offers flight deals from Johnson City to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Johnson City, TN to Houston George Bush Intcntl Airport

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Find flight deals from Johnson City to George Bush Intcntl

Popular in	February
Cheapest in	May
Average price	$501

Highest demand for flights based on searches. 23% potential increase in price ($139 potential increase over avg. RT price).

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Cheapest flight prices on average. 9% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Everything you need to know about your flight from Johnson City to Houston George Bush Intcntl Airport

Prices

Airlines

What is the cheapest time of day to fly from J0H to IAH?

When flying from Johnson City to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing George Bush Intcntl

See what other customers who have flown with Delta and American Airlines from Johnson City to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,591 reviews

Reviews

1 / 20

8.0

Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

Delta

7.8

Good

8,591 reviews

Delta

7.8

Good

8,591 reviews

Reviews

1 / 20

8.0

Excellent

Lane,Nov 2025

MEM - ATL

American Airlines

7.0

Good

12,076 reviews

Delta

7.8

Good

8,591 reviews

Reviews

1 / 20

8.0

Excellent

Lane,Nov 2025

MEM - ATL

Related info for your journey

What are the most reliable airlines from Johnson City to Houston George Bush Intcntl Airport?
The top 3 most reliable airlines when flying from Johnson City to Houston George Bush Intcntl Airport are SkyWest Airlines (100%), CommutAir (100%) and Mesa Airlines (95%).
What are the cheapest flights from Johnson City to Houston George Bush Intcntl Airport?
While on average a flight from Johnson City to Houston George Bush Intcntl Airport is generally $571, our data shows the cheapest flight currently is $251. When looking at the most popular route, (Blountville Tri Cities TN/VA - Houston George Bush Intcntl), you can expect to pay $211 for that flight.
Can I find deals for flights from Johnson City to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on Johnson City to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Johnson City to George Bush Intcntl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Johnson City to George Bush Intcntl.
Can I find deals for business class flights from Johnson City to George Bush Intcntl?
Yes. Cheapflights offers flight deals from Johnson City to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 3 airlines flying from Johnson City to George Bush Intcntl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$228	Average$372	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$249	Average$415	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$259	Average$373	FlexibilityNo cancel fee	On-time71%

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Cheap flights from Johnson City, TN, TN to George Bush Intcntl (IAH)

Find cheap flights from Johnson City to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Johnson City to George Bush Intcntl

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from J0H to IAH?

When flying from Johnson City to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Johnson City to Houston George Bush Intcntl Airport

The most flights from J0H to IAH are scheduled on a Monday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing George Bush Intcntl

See what other customers who have flown with Delta and American Airlines from Johnson City to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the most reliable airlines from Johnson City to Houston George Bush Intcntl Airport?

What are the cheapest flights from Johnson City to Houston George Bush Intcntl Airport?

Can I find deals for flights from Johnson City to George Bush Intcntl that include hotel bookings?

How can I find direct flights from Johnson City to George Bush Intcntl?

Can I find deals for business class flights from Johnson City to George Bush Intcntl?

Traveling to a place near Houston George Bush Intcntl Airport?

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Alternative routes for Johnson City to George Bush Intcntl

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Complete your trip

Complete your trip to George Bush Intcntl by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Johnson City to George Bush Intcntl by cabin class

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Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.

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