$84 Find Cheap Flights from Houston to Chicago O'Hare Airport - Compare and Save

Among airlines operating Houston to Chicago O'Hare Intl Airport flights:

• Frontier: offers free seat selection
• United Airlines: offers extra legroom; offers free seat selection
• American Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

3 airlines operate flights between Houston and Chicago O'Hare Intl Airport. The airlines offering nonstop flights on this route include:

• United Airlines
• American Airlines
• Frontier

Flights from Houston to Chicago O'Hare Intl Airport may depart from several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH). Flights usually arrive at Chicago O'Hare Intl (ORD).

Here are some options for this route, based on selected ticket types and cabin classes:

• Frontier: a cabin bag and a checked bag in Economy Class
• United Airlines: a cabin bag and a checked bag in Economy Class
• American Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Four cabin classes are available on flights from Houston to Chicago O'Hare Intl Airport:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

On this route, nonstop and layover fares are close on average, with nonstop at $237 round-trip and layover options via Raleigh-Durham (RDU) at $233.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $32–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Houston to Chicago O'Hare Intl Airport most commonly connect through:

• Detroit Metropolitan Wayne County (DTW) - 38% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 31% of one-stop connections
• Raleigh-Durham (RDU) - 19% of one-stop connections
• Dallas/Fort Worth (DFW) - 6% of one-stop connections

Detroit Metropolitan Wayne County (DTW) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 29% on the Houston to Chicago O'Hare Intl Airport route. Wednesday is the cheapest departure day at $214 round-trip on average, while Monday is the most expensive at $300, a difference of $86. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Houston to Chicago O'Hare Intl Airport route, 10% of flights were delayed in the past 3 months, with delays averaging 2 hours 2 minutes.

Morning is the busiest departure period on Houston to Chicago O'Hare Intl Airport flights, with 48% of flights leaving in that window. Evening departures account for 26%, afternoon flights for 21%, and night flights for 5%.

Some of the most popular sights in Chicago O'Hare Intl Airport are Magnificent Mile, Grant Park and River North. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

These are the earliest and latest flight times available from Houston to Chicago O'Hare Intl Airport:

• Earliest: departs at 5:00 am and lands at 7:54 am
• Latest: departs at 10:19 pm and lands at 1:13 am.

The flight takes about 2h 54m.

Last-minute fares on this route - booked within 2 weeks of departure - run 31% above the route average of $235. Book 12 weeks before departure for the lowest fares.

A nonstop flight from Houston to Chicago O'Hare Intl Airport takes 2h 54m, covering 941 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

One-way fares from Houston to Chicago O'Hare Intl Airport are currently lower than usual. Average one-way flight prices are about $99, which is 43% below the typical average for this route.

United Airlines is slightly above the route average for timely arrivals, while American Airlines has a lower on-time arrival rate. On-time arrival rates on Houston to Chicago O'Hare Intl Airport flights are:

• United Airlines: 92% on time
• American Airlines: 87% on time
• Spirit Airlines: 81% on time

Overall, flights on this route are on time 90% of the time on average.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 4h 56m, compared with 4h 57m via Detroit Metropolitan Wayne County (DTW) and 6h 08m via Raleigh-Durham (RDU).

Chicago O'Hare Intl Airport (ORD) hosts 5 major car rental companies, with daily rates starting from around $17 for economy cars. Top options include:
· Routes Car & Truck Rentals
· Europcar
· Hertz
· Dollar
· Ace

Round-trip flights from Houston to Chicago O'Hare Intl Airport range from $154 to $330, with an average of $235 over the past 12 months. Anything below $154 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Houston to Chicago O'Hare Intl Airport flights:

• • American Airlines
• • JetBlue