HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harlingen

$170+ Cheap flights from Oklahoma City to Harlingen, TX (OKC - HRL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Mar 29 — Apr 51
Sun 3/29
Sun 4/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oklahoma City to Harlingen with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Oklahoma City to Harlingen

Cheapest flights from Oklahoma City to Harlingen
Explore the most affordable flight options available from Oklahoma City to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 27, 2026.

This American Airlines deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/56:00 am
OKC
-
HRL
1 stop4h 12m
American Airlines
Thu 4/96:00 am
HRL
-
OKC
1 stop4h 37m
American Airlines
Deal found 2/26$269
This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:54 pm
OKC
-
HRL
1 stop3h 59m
American Airlines
Sat 3/148:06 pm
HRL
-
OKC
1 stop3h 49m
American Airlines
Deal found 2/23$279
This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:00 am
OKC
-
HRL
1 stop4h 12m
American Airlines
Thu 3/128:06 pm
HRL
-
OKC
1 stop3h 47m
American Airlines
Deal found 2/23$309
This Southwest deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:30 am
OKC
-
HRL
2 stops5h 50m
Southwest
Thu 4/96:00 am
HRL
-
OKC
1 stop3h 35m
Southwest
Deal found 2/26$339
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:00 am
OKC
-
HRL
1 stop5h 12m
American Airlines
Mon 3/168:06 pm
HRL
-
OKC
1 stop3h 47m
American Airlines
Deal found 2/25$344
This United Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:00 am
OKC
-
HRL
1 stop6h 16m
United Airlines
Thu 4/25:18 pm
HRL
-
OKC
1 stop4h 11m
United Airlines
Deal found 2/23$349
This American Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:00 am
OKC
-
HRL
1 stop4h 12m
American Airlines
Sun 3/158:06 pm
HRL
-
OKC
1 stop3h 47m
American Airlines
Deal found 2/24$360
This Southwest deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:10 pm
OKC
-
HRL
2 stops5h 55m
Southwest
Thu 4/26:00 am
HRL
-
OKC
1 stop3h 50m
Southwest
Deal found 2/23$398
This Southwest deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/912:15 pm
OKC
-
HRL
1 stop5h 45m
Southwest
Sun 7/125:40 am
HRL
-
OKC
1 stop3h 50m
Southwest
Deal found 2/23$404
This United Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:00 pm
OKC
-
HRL
1 stop4h 59m
United Airlines
Wed 3/412:10 pm
HRL
-
OKC
1 stop4h 05m
United Airlines
Deal found 2/24$409

Find flight deals from Oklahoma City to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Oklahoma City (OKC) to Harlingen (HRL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(American Airlines)

One-way from

$170
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$369
Provider with most accurate pricing for Oklahoma City Will Rogers World-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oklahoma City Will Rogers World-Harlingen Valley Intl flights.
Search Deals
From Oklahoma City Will Rogers World to Harlingen Valley Intl
Search Deals
One-way flight from Oklahoma City Will Rogers World to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 27, 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

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sun 4/5

6:00 am-10:12 am

1 stop4h 12m

Harlingen Valley Intl

Thu 4/9

6:00 am-10:37 am

1 stop4h 37m

$269

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sun 4/5

5:30 am-11:20 am

2 stops5h 50m

Harlingen Valley Intl

Thu 4/9

6:00 am-9:35 am

1 stop3h 35m

$339

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Thu 3/26

5:00 am-11:16 am

1 stop6h 16m

Harlingen Valley Intl

Thu 4/2

5:18 pm-9:29 pm

1 stop4h 11m

$349

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Thu 3/26

6:10 pm-12:05 am

2 stops5h 55m

Harlingen Valley Intl

Thu 4/2

6:00 am-9:50 am

1 stop3h 50m

$398

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Thu 7/9

12:15 pm-6:00 pm

1 stop5h 45m

Harlingen Valley Intl

Sun 7/12

5:40 am-9:30 am

1 stop3h 50m

$404

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sun 7/5

5:40 am-3:00 pm

1 stop9h 20m

Harlingen Valley Intl

Sun 7/12

11:35 am-7:20 pm

2 stops7h 45m

$439

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Fri 5/22

8:09 pm-12:13 am

1 stop4h 04m

Harlingen Valley Intl

Sat 5/30

6:00 am-10:25 am

1 stop4h 25m

$442

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Wed 3/11

7:08 am-11:16 am

1 stop4h 08m

Harlingen Valley Intl

Sun 3/15

7:00 am-11:19 am

1 stop4h 19m

$449

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Tue 3/10

2:55 pm-10:40 pm

2 stops7h 45m

Harlingen Valley Intl

Sat 3/14

6:15 pm-12:10 am

1 stop5h 55m

$450

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sun 3/8

6:00 am-10:12 am

1 stop4h 12m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Oklahoma City to Harlingen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oklahoma City to Harlingen in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oklahoma City-Harlingen, Texas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oklahoma City-Harlingen, Texas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oklahoma City-Harlingen, Texas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oklahoma City-Harlingen, Texas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oklahoma City-Harlingen, Texas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Oklahoma City to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Oklahoma City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oklahoma City to Harlingen

What is the cheapest month to book a flight from Oklahoma City to Harlingen, Texas?

Currently, January is the cheapest month in which you can book a flight from Oklahoma City to Harlingen, Texas (average of $176). Flying from Oklahoma City to Harlingen, Texas in December is currently the most expensive (average of $416). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harlingen. Reviews last updated February 27, 2026.
Read through reviews of airlines operating flights from Oklahoma City to Harlingen, such as Southwest and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,301 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,301 reviews
Southwest
8.0
Very good
4,301 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
American Airlines
7.2
Good
11,357 reviews
Southwest
8.0
Very good
4,301 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

Find useful and relevant information for your journey from Oklahoma City to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oklahoma City to Harlingen, Texas?

    A quick flight from Oklahoma City to Harlingen, Texas can take about 4h 12m. American Airlines provides one of the quickest options available for as low as $269. The distance between Oklahoma City and Harlingen, Texas is about 633 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Oklahoma City to Harlingen, Texas round-trip?

    Currently priced at $158, American Airlines will fly you from Oklahoma City to Harlingen, Texas and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Southwest for as low as $218. American Airlines is 54% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Oklahoma City to Harlingen that include hotel bookings?

    Yes. In addition to deals on Oklahoma City to Harlingen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma City to Harlingen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oklahoma City to Harlingen.

  • Can I find deals for business class flights from Oklahoma City to Harlingen?

    Yes. Cheapflights offers flight deals from Oklahoma City to Harlingen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oklahoma City to Harlingen, Texas?

    Currently, January is the cheapest month in which you can book a flight from Oklahoma City to Harlingen, Texas (average of $176). Flying from Oklahoma City to Harlingen, Texas in December is currently the most expensive (average of $416). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oklahoma City to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Hobby flights
Dallas/Fort Worth to George Bush Intcntl flights
Dallas/Fort Worth to San Antonio flights
Dallas/Fort Worth to El Paso flights
Fayetteville to Hobby flights
Oklahoma City to Hobby flights
Dallas/Fort Worth to Austin flights
Dallas/Fort Worth to Corpus Christi flights
Tulsa to Hobby flights
Fayetteville to George Bush Intcntl flights
Oklahoma City to George Bush Intcntl flights
Fayetteville to Dallas/Fort Worth flights
Tulsa to Dallas/Fort Worth flights
Dallas/Fort Worth to Brownsville flights
Dallas/Fort Worth to Lubbock flights
Tulsa to Love Field flights
Oklahoma City to Dallas/Fort Worth flights
Tulsa to George Bush Intcntl flights
Oklahoma City to Austin flights
Dallas/Fort Worth to Harlingen flights
Oklahoma City to San Antonio flights
Dallas/Fort Worth to Midland flights
Fayetteville to Austin flights
Oklahoma City to El Paso flights
Dallas/Fort Worth to McAllen flights
Tulsa to Austin flights
Fayetteville to San Antonio flights
Oklahoma City to Love Field flights
Tulsa to San Antonio flights
Dallas/Fort Worth to Laredo flights
Dallas/Fort Worth to Amarillo flights
Fayetteville to Love Field flights
Tulsa to Brownsville flights
Tulsa to McAllen flights
Oklahoma City to Corpus Christi flights
Liberal to Dallas/Fort Worth flights
Fayetteville to El Paso flights
Dallas/Fort Worth to Abilene flights
Oklahoma City to Brownsville flights
Tulsa to Harlingen flights
Tulsa to Corpus Christi flights
Dallas/Fort Worth to Texarkana flights
Oklahoma City to Midland flights
Oklahoma City to McAllen flights
Tulsa to Midland flights
Dallas/Fort Worth to Waco flights

Top 2 airlines flying from Oklahoma City to Harlingen

Discover the top 2 airlines that operate flights from Oklahoma City to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$158Average$308FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$218Average$358FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights