$175 Cheap United flights Appleton (ATW) to Houston (IAH)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap United Airlines round-trip flights from $259 from ATW to IAH. Affordable one-way options from $175 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.

United Airlines flights to Houston are often more affordable in the off-peak months of November and February. Whether you need a one-way or a return ticket, you could land a better deal then.

Search for cheap United Airlines flights from Appleton Intl. Airport (ATW) to George Bush Intercontinental Airport (IAH) one to three months ahead of your day of departure. 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. Regardless of fare class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive is typically 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.

Fill in your dates, press search and check the “Nonstop” filter on Expedia to find any direct flights from ATW to IAH with United Airlines or another carrier.

To find the earliest departure from ATW to IAH with United Airlines, filter your results by “Morning” and “Early Morning.” Choosing an early flight usually means 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.

United Airlines flights from Appleton Intl. Airport (ATW) to Houston come in to George Bush Intercontinental Airport (IAH). This is the main gateway to this city.

A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to leave from ATW to IAH with United Airlines. Plus, when you sign up to Expedia’s free One Key™ program, you can earn OneKeyCash™* on top of any airline loyalty program earnings. It’s yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee will generally apply if you change or cancel your flight more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “No cancel fee” or “Changes included” filter when you look for flights. To learn more about changing or canceling your reservation, head to “Trips,” select your flight and tick “Manage Booking.”