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George Bush Intcntl

$478+ Cheap flights from Springfield, IL (SPI) to George Bush Intcntl (IAH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — IAH
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 3/116:37 pm
SPI
-
IAH
1 stop5h 16m
American Airlines
Sun 3/156:40 pm
IAH
-
SPI
1 stop4h 52m
American Airlines
Deal found 1/18$478
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 2/76:00 am
SPI
-
IAH
1 stop6h 41m
American Airlines
Sun 2/156:40 pm
IAH
-
SPI
1 stop4h 52m
American Airlines
Deal found 1/20$491

Find 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$478
(American Airlines)

Popular in

July

Cheapest in

April

Average price

$526
Provider with most accurate pricing for Springfield Capital-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Springfield Capital-Houston George Bush Intcntl flights.
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From Springfield Capital to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 21, 2026.
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

Wed 3/11

6:37 pm-11:53 pm

1 stop5h 16m

Houston George Bush Intcntl

Sun 3/15

6:40 pm-11:32 pm

1 stop4h 52m

$478

SpringfieldHouston

SPI - IAH

SPIIAH

Springfield Capital

Sat 2/7

6:00 am-12:41 pm

1 stop6h 41m

Houston George Bush Intcntl

Sun 2/15

6:40 pm-11:32 pm

1 stop4h 52m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Compare providers for flights from Springfield to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Springfield to George Bush Intcntl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Springfield, Illinois-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Springfield, Illinois-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Springfield, Illinois-Houston George Bush Intcntl Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Springfield, Illinois-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $123). Flying from Springfield, Illinois to Houston George Bush Intcntl Airport in February is currently the most expensive (average of $242). 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 January 21, 2026.
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
11,169 reviews

Boarding

7.5

Comfort

7.2

Overall

7.2

Crew

8.0

Entertainment

6.9

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,169 reviews
American Airlines
7.2
Good
11,169 reviews

Boarding

7.5

Comfort

7.2

Overall

7.2

Crew

8.0

Entertainment

6.9

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

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 $478, American Airlines can have you in Houston George Bush Intcntl Airport from Springfield, Illinois in 5h 16m. 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 $335. American Airlines is currently priced 29% 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 $123). Flying from Springfield, Illinois to Houston George Bush Intcntl Airport in February is currently the most expensive (average of $242). 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
Katy
The Woodlands
Tomball
Humble
Conroe
Jersey Village
Cypress

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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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$335Average$514FlexibilityNo cancel feeOn-time71%

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