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Cheap flights from Chicago O'Hare Intl Airport to Harlingen from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Harlingen departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:13 pm - 7:29 pm
ORD
-
HRL
5h 16m
1 stop
United Airlines Logo
2:00 pm - 9:37 pm
HRL
-
ORD
7h 37m
1 stop
$269United Airlines
Thu, Aug 20 - Sat, Aug 22
American Airlines Logo
5:00 am - 10:04 am
ORD
-
HRL
5h 04m
1 stop
American Airlines Logo
10:34 am - 6:35 pm
HRL
-
ORD
8h 01m
1 stop
$285American Airlines
Sat, Aug 15 - Sat, Aug 22
American Airlines Logo
5:00 am - 10:17 am
ORD
-
HRL
5h 17m
1 stop
American Airlines Logo
5:18 pm - 12:42 am
HRL
-
ORD
7h 24m
1 stop
$308American Airlines
Tue, May 19 - Sat, May 23
American Airlines Logo
6:32 pm - 12:14 am
ORD
-
HRL
5h 42m
1 stop
American Airlines Logo
5:18 pm - 10:35 pm
HRL
-
ORD
5h 17m
1 stop
$324American Airlines
Sat, May 30 - Sat, Jun 6
United Airlines Logo
7:30 am - 3:34 pm
ORD
-
HRL
8h 04m
1 stop
United Airlines Logo
5:15 am - 10:14 am
HRL
-
ORD
4h 59m
1 stop
$326United Airlines
Fri, Sep 11 - Sun, Sep 13
American Airlines Logo
6:32 pm - 12:14 am
ORD
-
HRL
5h 42m
1 stop
American Airlines Logo
4:57 pm - 12:42 am
HRL
-
ORD
7h 45m
1 stop
$336American Airlines
Sat, May 23 - Thu, May 28
American Airlines Logo
4:44 pm - 12:14 am
ORD
-
HRL
7h 30m
1 stop
American Airlines Logo
10:43 am - 5:59 pm
HRL
-
ORD
7h 16m
1 stop
$348American Airlines
Sat, May 30 - Sat, Jun 6
Southwest Logo
2:05 pm - 9:35 pm
ORD
-
HRL
7h 30m
2 stops
Southwest Logo
6:55 am - 1:15 pm
HRL
-
ORD
6h 20m
1 stop
$381Southwest
Sat, May 23 - Thu, May 28
Southwest Logo
2:40 pm - 11:00 pm
ORD
-
HRL
8h 20m
2 stops
Southwest Logo
7:10 am - 1:15 pm
HRL
-
ORD
6h 05m
1 stop
$399Southwest
Mon, Jun 1 - Wed, Jun 3
United Airlines Logo
4:05 pm - 9:54 pm
ORD
-
HRL
5h 49m
1 stop
United Airlines Logo
5:20 pm - 12:46 am
HRL
-
ORD
7h 26m
1 stop
$407United Airlines
Sat, Jun 20 - Fri, Jun 26

United Airlines flights from Chicago O'Hare Intl Airport to Harlingen

Our best United Airlines deals on Chicago O'Hare Intl Airport to Harlingen flight tickets
United Airlines
Aug 20
ORD2:13 pmChicago O'Hare Intl
5h 16m
1 stop
HRL7:29 pmHarlingen Valley Intl
Aug 22
HRL2:00 pmHarlingen Valley Intl
7h 37m
1 stop
ORD9:37 pmChicago O'Hare Intl
$269
United Airlines
Sep 11
ORD7:30 amChicago O'Hare Intl
8h 04m
1 stop
HRL3:34 pmHarlingen Valley Intl
Sep 13
HRL5:15 amHarlingen Valley Intl
4h 59m
1 stop
ORD10:14 amChicago O'Hare Intl
$326
United Airlines
Jun 20
ORD4:05 pmChicago O'Hare Intl
5h 49m
1 stop
HRL9:54 pmHarlingen Valley Intl
Jun 26
HRL5:20 pmHarlingen Valley Intl
7h 26m
1 stop
ORD12:46 amChicago O'Hare Intl
$407

American Airlines flights from Chicago O'Hare Intl Airport to Harlingen

Our best American Airlines deals on Chicago O'Hare Intl Airport to Harlingen flight tickets
American Airlines
Aug 15
ORD5:00 amChicago O'Hare Intl
5h 04m
1 stop
HRL10:04 amHarlingen Valley Intl
Aug 22
HRL10:34 amHarlingen Valley Intl
8h 01m
1 stop
ORD6:35 pmChicago O'Hare Intl
$285
American Airlines
May 19
ORD5:00 amChicago O'Hare Intl
5h 17m
1 stop
HRL10:17 amHarlingen Valley Intl
May 23
HRL5:18 pmHarlingen Valley Intl
7h 24m
1 stop
ORD12:42 amChicago O'Hare Intl
$308
American Airlines
May 30
ORD6:32 pmChicago O'Hare Intl
5h 42m
1 stop
HRL12:14 amHarlingen Valley Intl
Jun 6
HRL5:18 pmHarlingen Valley Intl
5h 17m
1 stop
ORD10:35 pmChicago O'Hare Intl
$324

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Harlingen 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, momondo users made 832,500 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Thu 8/20

2:13 pm-7:29 pm

1 stop5h 16m

Harlingen Valley Intl

Sat 8/22

2:00 pm-9:37 pm

1 stop7h 37m

$269

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 8/15

5:00 am-10:04 am

1 stop5h 04m

Harlingen Valley Intl

Sat 8/22

10:34 am-6:35 pm

1 stop8h 01m

$285

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Tue 5/19

5:00 am-10:17 am

1 stop5h 17m

Harlingen Valley Intl

Sat 5/23

5:18 pm-12:42 am

1 stop7h 24m

$308
Quickest round-trip

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 5/30

6:32 pm-12:14 am

1 stop5h 42m

Harlingen Valley Intl

Sat 6/6

5:18 pm-10:35 pm

1 stop5h 17m

$324

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Fri 9/11

7:30 am-3:34 pm

1 stop8h 04m

Harlingen Valley Intl

Sun 9/13

5:15 am-10:14 am

1 stop4h 59m

$326

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 5/23

6:32 pm-12:14 am

1 stop5h 42m

Harlingen Valley Intl

Thu 5/28

4:57 pm-12:42 am

1 stop7h 45m

$336

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 5/30

4:44 pm-12:14 am

1 stop7h 30m

Harlingen Valley Intl

Sat 6/6

10:43 am-5:59 pm

1 stop7h 16m

$348

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 5/23

2:05 pm-9:35 pm

2 stops7h 30m

Harlingen Valley Intl

Thu 5/28

6:55 am-1:15 pm

1 stop6h 20m

$381

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Mon 6/1

2:40 pm-11:00 pm

2 stops8h 20m

Harlingen Valley Intl

Wed 6/3

7:10 am-1:15 pm

1 stop6h 05m

$399

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 6/20

4:05 pm-9:54 pm

1 stop5h 49m

Harlingen Valley Intl

Fri 6/26

5:20 pm-12:46 am

1 stop7h 26m

$407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Harlingen from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Harlingen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Harlingen?

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of September, then book flights to Harlingen from Chicago O'Hare Intl Airport during March instead. Flights to Harlingen in March, while not as cheap as those in September, still average around $292.

What is the cheapest Chicago O'Hare Intl to Harlingen Valley Intl flight route?

Fly from Chicago O'Hare Intl to Harlingen Valley Intl for the best Chicago O'Hare Intl - Harlingen Valley Intl flight prices

How have Chicago O'Hare Intl Airport to Harlingen flight prices changed over time?

When to book flights from Chicago O'Hare Intl Airport to Harlingen

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Harlingen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Harlingen (ORD to HRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Harlingen

Fastest flight time

4h 50m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Harlingen takes 4h 50m
There are no direct flights from Chicago O'Hare Intl Airport to Harlingen. There are no popular flight routes from Chicago O'Hare Intl Airport to Harlingen.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Harlingen

  • How far is Chicago O'Hare Intl to Harlingen Valley Intl by plane?

    Chicago O'Hare Intl and Harlingen Valley Intl are 1223.5 mi apart from one another. A reasonable flight in good conditions will take 4h 50m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Harlingen Valley Intl Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Harlingen Valley Intl Airport were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Harlingen Valley Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Harlingen?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Harlingen?

Best airlines flying from Chicago O'Hare Intl Airport to Harlingen

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $216Free CancellationRating
7.9
4,301 reviews
Search Southwest flights
American AirlinesPriceFrom $233Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
United AirlinesPriceFrom $251Free CancellationRating
7.4
9,690 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Harlingen?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Harlingen. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Harlingen with flexible booking policies on momondo?

All flight searches from Chicago to Harlingen on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Harlingen?

momondo provides multiple filters to help you find the best flight to Harlingen from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Harlingen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from Chicago and alert you when they change.

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