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Cheap flights from Oklahoma City to Harlingen from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oklahoma City to Harlingen departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oklahoma City to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:01 am - 10:12 am
OKC
-
HRL
5h 11m
1 stop
American Airlines Logo
8:04 pm - 11:59 pm
HRL
-
OKC
3h 55m
1 stop
$285American Airlines
Sat, Jul 4 - Fri, Jul 10
American Airlines Logo
4:38 pm - 10:54 pm
OKC
-
HRL
6h 16m
1 stop
American Airlines Logo
8:03 pm - 11:59 pm
HRL
-
OKC
3h 56m
1 stop
$328American Airlines
Fri, Sep 4 - Sun, Sep 6
Southwest Logo
4:00 pm - 7:35 pm
OKC
-
HRL
3h 35m
1 stop
Southwest Logo
5:35 pm - 11:15 pm
HRL
-
OKC
5h 40m
2 stops
$334Southwest
Sat, Jul 4 - Fri, Jul 10
Southwest Logo
6:15 am - 2:25 pm
OKC
-
HRL
8h 10m
2 stops
Southwest Logo
5:35 pm - 11:15 pm
HRL
-
OKC
5h 40m
2 stops
$339Southwest
Sat, Jul 4 - Fri, Jul 10
United Airlines Logo
5:10 pm - 9:44 pm
OKC
-
HRL
4h 34m
1 stop
United Airlines Logo
7:20 am - 11:31 am
HRL
-
OKC
4h 11m
1 stop
$341United Airlines
Tue, Nov 3 - Wed, Nov 4
Southwest Logo
6:10 am - 1:30 pm
OKC
-
HRL
7h 20m
2 stops
Southwest Logo
5:00 pm - 11:00 pm
HRL
-
OKC
6h 00m
1 stop
$359Southwest
Tue, Jun 30 - Tue, Jul 7
Southwest Logo
3:55 pm - 10:00 pm
OKC
-
HRL
6h 05m
2 stops
Southwest Logo
1:50 pm - 9:55 pm
HRL
-
OKC
8h 05m
1 stop
$364Southwest
Fri, Sep 4 - Sun, Sep 6
Southwest Logo
8:10 am - 12:05 pm
OKC
-
HRL
3h 55m
1 stop
Southwest Logo
2:10 pm - 6:10 pm
HRL
-
OKC
4h 00m
1 stop
$367Southwest
Tue, Jul 21 - Tue, Jul 21
American Airlines Logo
3:06 pm - 7:34 pm
OKC
-
HRL
4h 28m
1 stop
American Airlines Logo
6:00 am - 10:37 am
HRL
-
OKC
4h 37m
1 stop
$368American Airlines
Tue, Jun 30 - Tue, Jul 7
Southwest Logo
1:05 pm - 7:20 pm
OKC
-
HRL
6h 15m
1 stop
Southwest Logo
7:45 am - 1:35 pm
HRL
-
OKC
5h 50m
1 stop
$379Southwest
Sun, Nov 29 - Sat, Dec 12

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United Airlines flights from Oklahoma City to Harlingen

Our best United Airlines deals on Oklahoma City to Harlingen flight tickets
United Airlines
Aug 12
OKC12:02 pmOklahoma City Will Rogers World
3h 57m
1 stop
HRL3:59 pmHarlingen Valley Intl
Aug 15
HRL1:59 pmHarlingen Valley Intl
5h 57m
1 stop
OKC7:56 pmOklahoma City Will Rogers World
$261
United Airlines
Jul 18
OKC1:53 pmOklahoma City Will Rogers World
5h 56m
1 stop
HRL7:49 pmHarlingen Valley Intl
Jul 24
HRL5:10 amHarlingen Valley Intl
3h 47m
1 stop
OKC8:57 amOklahoma City Will Rogers World
$286
United Airlines
Nov 3
OKC5:10 pmOklahoma City Will Rogers World
4h 34m
1 stop
HRL9:44 pmHarlingen Valley Intl
Nov 4
HRL7:20 amHarlingen Valley Intl
4h 11m
1 stop
OKC11:31 amOklahoma City Will Rogers World
$341

Southwest flights from Oklahoma City to Harlingen

Our best Southwest deals on Oklahoma City to Harlingen flight tickets
Southwest
Aug 12
OKC6:50 amOklahoma City Will Rogers World
6h 10m
2 stops
HRL1:00 pmHarlingen Valley Intl
Aug 15
HRL3:30 pmHarlingen Valley Intl
5h 35m
1 stop
OKC9:05 pmOklahoma City Will Rogers World
$266
Southwest
Aug 12
OKC12:35 pmOklahoma City Will Rogers World
7h 35m
2 stops
HRL8:10 pmHarlingen Valley Intl
Aug 15
HRL7:00 amHarlingen Valley Intl
7h 55m
2 stops
OKC2:55 pmOklahoma City Will Rogers World
$271
Southwest
Jul 21
OKC4:45 pmOklahoma City Will Rogers World
6h 20m
1 stop
HRL11:05 pmHarlingen Valley Intl
Jul 25
HRL6:00 amHarlingen Valley Intl
4h 15m
1 stop
OKC10:15 amOklahoma City Will Rogers World
$353

momondo Fare Finder

 
Customize your flight search to find flights from Oklahoma City 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 June 20, 2026.
Use the filters below to find and compare flights from Oklahoma City to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sat 7/4

5:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Fri 7/10

8:04 pm-11:59 pm

1 stop3h 55m

$285

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Fri 9/4

4:38 pm-10:54 pm

1 stop6h 16m

Harlingen Valley Intl

Sun 9/6

8:03 pm-11:59 pm

1 stop3h 56m

$328

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sat 7/4

4:00 pm-7:35 pm

1 stop3h 35m

Harlingen Valley Intl

Fri 7/10

5:35 pm-11:15 pm

2 stops5h 40m

$334

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sat 7/4

6:15 am-2:25 pm

2 stops8h 10m

Harlingen Valley Intl

Fri 7/10

5:35 pm-11:15 pm

2 stops5h 40m

$339

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Tue 11/3

5:10 pm-9:44 pm

1 stop4h 34m

Harlingen Valley Intl

Wed 11/4

7:20 am-11:31 am

1 stop4h 11m

$341

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Tue 6/30

6:10 am-1:30 pm

2 stops7h 20m

Harlingen Valley Intl

Tue 7/7

5:00 pm-11:00 pm

1 stop6h 00m

$359

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Fri 9/4

3:55 pm-10:00 pm

2 stops6h 05m

Harlingen Valley Intl

Sun 9/6

1:50 pm-9:55 pm

1 stop8h 05m

$364
Quickest round-trip

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Tue 7/21

8:10 am-12:05 pm

1 stop3h 55m

Harlingen Valley Intl

Tue 7/21

2:10 pm-6:10 pm

1 stop4h 00m

$367

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Tue 6/30

3:06 pm-7:34 pm

1 stop4h 28m

Harlingen Valley Intl

Tue 7/7

6:00 am-10:37 am

1 stop4h 37m

$368

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sun 11/29

1:05 pm-7:20 pm

1 stop6h 15m

Harlingen Valley Intl

Sat 12/12

7:45 am-1:35 pm

1 stop5h 50m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Harlingen from

How to get the cheapest flight ticket from Oklahoma City 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 cheapest airline that flies from Oklahoma City Will Rogers World to Harlingen Valley Intl?

American Airlines and Southwest are the most popular carriers operating from Oklahoma City Will Rogers World to Harlingen Valley Intl

What airlines fly to Harlingen?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Harlingen from Oklahoma City according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Harlingen. Keep in mind that there are 3 different airlines that fly to Harlingen on a routine basis, so you have a few additional options to choose from.

When to book flights from Oklahoma City to Harlingen

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

Cheap Oklahoma City to Harlingen (OKC to HRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oklahoma City to Harlingen

Fastest flight time

3h 57m

Direct flights

None
The fastest flight from Oklahoma City to Harlingen takes 3h 57m
There are no direct flights from Oklahoma City to Harlingen. There are no popular flight routes from Oklahoma City to Harlingen.
Search flight deals

Frequently asked questions about flying from Oklahoma City to Harlingen

  • How far is Oklahoma City Will Rogers World to Harlingen Valley Intl by plane?

    Harlingen Valley Intl is 640.6 mi away from Oklahoma City Will Rogers World. By plane, this route typically takes 3h 57m.

  • When did momondo last update prices for flights from Oklahoma City Will Rogers World Airport to Harlingen Valley Intl Airport?

    Prices for flights from Oklahoma City Will Rogers World Airport to Harlingen Valley Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Oklahoma City Will Rogers World Airport to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Oklahoma City Will Rogers World Airport to Harlingen Valley Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oklahoma City Will Rogers World 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 airline from Oklahoma City to Harlingen?

Best airlines flying from Oklahoma City to Harlingen

Compare and see reviews for airlines that fly from Oklahoma City to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $232Free CancellationRating
7.1
11,716 reviews
Search American Airlines flights
SouthwestPriceFrom $308Free CancellationRating
7.9
4,242 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find Oklahoma City to Harlingen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Harlingen that suits you.

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

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

How can momondo help me find flights from Oklahoma City to Harlingen?

momondo helps you find the best flight between Oklahoma City and Harlingen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Oklahoma City to Harlingen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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