$159 Cheap United flights Dayton (DAY) to Houston (IAH)

View $159 flight on Wed, Oct 1, 2025Opens in a new window

$159 Cheap United flights Dayton (DAY) to Houston (IAH)

Prices were available within the past 7 days and start at $159 for one-way flights and $259 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Oct 3 - Tue, Oct 7
DAY
Dayton
IAH
Houston
$259 Roundtrip, found 4 hours ago
$259
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Oct 3 from Dayton to Houston, returning Tue, Oct 7, priced at $259 found 4 hours ago
United
Fri, Oct 3 - Tue, Oct 7
DAY
Dayton
IAH
Houston
$273 Roundtrip, found 4 hours ago
$273
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Oct 3 from Dayton to Houston, returning Tue, Oct 7, priced at $273 found 4 hours ago
United
Fri, Oct 3 - Tue, Oct 7
DAY
Dayton
IAH
Houston
$281 Roundtrip, found 4 hours ago
$281
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Oct 3 from Dayton to Houston, returning Tue, Oct 7, priced at $281 found 4 hours ago
United
Mon, Dec 15 - Sun, Jan 11
DAY
Dayton
IAH
Houston
$283 Roundtrip, found 4 days ago
$283
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 15 from Dayton to Houston, returning Sun, Jan 11, priced at $283 found 4 days ago
United
Fri, Oct 3 - Tue, Oct 7
DAY
Dayton
IAH
Houston
$284 Roundtrip, found 4 hours ago
$284
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Oct 3 from Dayton to Houston, returning Tue, Oct 7, priced at $284 found 4 hours ago
United
Thu, Nov 27 - Wed, Dec 3
DAY
Dayton
IAH
Houston
$287 Roundtrip, found 18 hours ago
$287
Roundtrip
found 18 hours ago
Select United flight, departing Thu, Nov 27 from Dayton to Houston, returning Wed, Dec 3, priced at $287 found 18 hours ago
Flights from Dayton (DAY) to Houston (IAH)
Origin airport
James M. Cox Dayton Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, United
Popular airline
United
Distance
928 mi

Frequently asked questions

How much is a United Airlines flight from James M. Cox Dayton Intl. Airport (DAY) to George Bush Intercontinental Airport (IAH)?
Apply the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines return flights from $259 from DAY to IAH. Affordable one-way options from $159 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DAY to IAH with United Airlines?
United Airlines flights to Houston are usually more affordable in the quieter months of November and February. Whether you need a one-way or round-trip ticket, you could land a better deal then.
What is the cheapest time to book flights from James M. Cox Dayton Intl. Airport (DAY) to George Bush Intercontinental Airport (IAH) with United Airlines?
Search for affordable United Airlines flights from James M. Cox Dayton Intl. Airport (DAY) to George Bush Intercontinental Airport (IAH) one to three months prior to your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the best day to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from James M. Cox Dayton Intl. Airport (DAY) to George Bush Intercontinental Airport (IAH)?
To find out if there's a direct trip from DAY to IAH with United Airlines or another airline, use our "Nonstop" filter when looking for tickets.
What is the earliest United Airlines flight from DAY to IAH?
Filter your results by "Morning" and "Early Morning" to browse the earliest flights from DAY to IAH. Leaving early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Houston?
United Airlines flights from James M. Cox Dayton Intl. Airport (DAY) to Houston land at George Bush Intercontinental Airport (IAH). This is the main entry point here.
Why fly with United Airlines from DAY to IAH?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to depart from DAY to IAH with United Airlines. Plus, when you sign up to our One Key™ program, you can earn OneKeyCash™* in addition to any airline loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from James M. Cox Dayton Intl. Airport (DAY) to George Bush Intercontinental Airport (IAH)?
Depending on the type of ticket you purchased, a fee is typically charged if you cancel or reschedule your booking more than 24 hours after it's been confirmed. To secure flexible fares, select our "Changes included" or "No cancel fee" filter while searching for flights. For additional information on modifying or canceling your reservation, go to "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.