$149 Find Cheap Flights from Chicago to Harlingen - Compare and Save

These are the earliest and latest flight times available from Chicago to Harlingen:

• Earliest: departs at 9:14 am and lands at 1:01 pm
• Latest: departs at 10:00 am and lands at 1:47 pm.

The flight takes about 3h 47m.

Two cabin classes are available on flights from Chicago to Harlingen:

• Economy Class
• First Class

A nonstop flight from Chicago to Harlingen takes 3h 47m, covering 1,221 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.

Round-trip flights from Chicago to Harlingen range from $308 to $462, with an average of $363 over the past 12 months. Anything below $308 counts as a good deal.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $55–$55 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $312 to $1,353. That means the highest observed fare was about 4x higher than the lowest one.

American Airlines is the only airline on the Chicago to Harlingen route offering in-flight Wi-Fi. Pricing depends on fare class.

One-way fares from Chicago to Harlingen are currently lower than usual. Average one-way flight prices are about $204, which is 7% below the typical average for this route.

Harlingen Valley Intl Airport (HRL) hosts 5 major car rental companies, with daily rates averaging $57 for economy cars. Top options include:

• Dollar
• Budget
• Hertz
• Enterprise Rent-A-Car
• Avis

Flights from Chicago to Harlingen may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Harlingen Valley Intl (HRL).

One-stop flights from Chicago to Harlingen most commonly connect through:

• Houston George Bush Intcntl (IAH) - 28% of one-stop connections
• Austin Bergstrom (AUS) - 26% of one-stop connections
• Dallas/Fort Worth (DFW) - 20% of one-stop connections
• Houston Hobby (HOU) - 14% of one-stop connections

Yes. Flexible dates can save you up to 30% on flights from Chicago to Harlingen. Tuesday is the cheapest departure day at $319 round-trip on average, while Friday is the most expensive at $450, a difference of $131.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only American Airlines operates flights between Chicago and Harlingen.

Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 5h 07m, compared with 5h 34m via Dallas Love Field (DAL) and 5h 42m via Dallas/Fort Worth (DFW).

Among airlines operating Chicago to Harlingen flights:

• American Airlines: offers free seat selection

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

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

• American Airlines: a cabin bag in Economy Class class

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