HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$145+ Cheap flights from Springfield, IL (SPI) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — IAH
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Springfield to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Springfield to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 16, 2025.

Round-trip from

$446
(American Airlines)

One-way from

$145
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$440
From Springfield Capital to Houston George Bush Intcntl
Search Deals
One-way flight from Springfield Capital to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Springfield to George Bush Intcntl

Cheapest flights from Springfield to George Bush Intcntl
Explore the most affordable flight options available from Springfield to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/312:43 pmSPI - IAH
1 stop6h 30mAmerican Airlines
dom. 11/26:35 pmIAH - SPI
1 stop4h 40mAmerican Airlines
Deal found 9/15$446
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/231:14 pmSPI - IAH
1 stop4h 55mAmerican Airlines
mar. 9/3010:04 amIAH - SPI
1 stop7h 56mAmerican Airlines
Deal found 9/15$447
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:31 pmSPI - IAH
1 stop4h 49mAmerican Airlines
lun. 9/291:18 pmIAH - SPI
1 stop4h 41mAmerican Airlines
Deal found 9/15$475
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/186:31 pmSPI - IAH
1 stop4h 49mAmerican Airlines
mié. 9/241:23 pmIAH - SPI
1 stop4h 37mAmerican Airlines
Deal found 9/14$489
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/226:31 pmSPI - IAH
1 stop4h 49mAmerican Airlines
lun. 9/296:20 amIAH - SPI
1 stop6h 24mAmerican Airlines
Deal found 9/15$517

Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Springfield to Houston George Bush Intcntl Airport that are best for you.

Fly from

Springfield

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

vie. 10/31

2:43 pm-9:13 pm

1 stop6h 30m

Houston George Bush Intcntl

dom. 11/2

6:35 pm-11:15 pm

1 stop4h 40m

$446

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

lun. 11/3

3:35 pm-11:19 pm

1 stop7h 44m

Houston George Bush Intcntl

sáb. 11/8

6:00 am-3:04 pm

2 stops9h 04m

$451

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

jue. 10/9

6:05 am-12:38 pm

1 stop6h 33m

Houston George Bush Intcntl

mar. 10/14

6:00 am-1:12 pm

1 stop7h 12m

$462

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

vie. 10/3

6:31 pm-11:20 pm

1 stop4h 49m

Houston George Bush Intcntl

sáb. 10/11

4:47 pm-11:18 pm

1 stop6h 31m

$475

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

sáb. 10/4

6:07 pm-10:44 am

2 stops16h 37m

$145

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

dom. 9/28

1:14 pm-6:09 pm

1 stop4h 55m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Springfield to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Springfield with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest month to book a flight from Springfield, Illinois to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Springfield, Illinois to Houston George Bush Intcntl Airport (average of $241). Flying from Springfield, Illinois to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated septiembre 16, 2025.
Read through reviews of airlines operating flights from Springfield to Houston George Bush Intcntl Airport, such as American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Entertainment

6.9

Crew

8.0

Overall

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Entertainment

6.9

Crew

8.0

Overall

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Springfield to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Springfield to Houston George Bush Intcntl?

    Springfield Capital (SPI), located 3.4 mi from the city center, is the airport you fly out of when you book flights from Springfield to Houston George Bush Intcntl. 1 airline have flights from Capital to Houston George Bush Intcntl on a regular basis. Booking flights from Springfield Capital to Houston George Bush Intcntl should not be difficult; the airport handles an average of 0 outbound flights to Houston George Bush Intcntl per day.

  • How long is the flight from Springfield, Illinois to Houston George Bush Intcntl Airport?

    For as low as $446, American Airlines can have you in Houston George Bush Intcntl Airport from Springfield, Illinois in 6h 30m. There are 752 mi between Springfield, Illinois and Houston George Bush Intcntl Airport.

  • What is the cheapest airline to fly from Springfield, Illinois to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from Springfield, Illinois to Houston George Bush Intcntl Airport round-trip from $280. American Airlines is currently priced 39% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Springfield 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 Springfield to George Bush Intcntl.

  • Can I find deals for business class flights from Springfield to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Springfield 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.

  • What is the cheapest month to book a flight from Springfield, Illinois to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Springfield, Illinois to Houston George Bush Intcntl Airport (average of $241). Flying from Springfield, Illinois to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Springfield to George Bush Intcntl

Discover the top airline that operate flights from Springfield to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$280Average$514FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.