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Harlingen

$137+ Cheap flights from Oklahoma to Harlingen, TX (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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Oklahoma to Harlingen

Cheapest flights from Oklahoma to Harlingen
Explore the most affordable flight options available from Oklahoma to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. 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 7/2810:41 am
TUL
-
HRL
1 stop5h 45m
American Airlines
Tue 8/46:00 am
HRL
-
TUL
1 stop3h 51m
American Airlines
Deal found 1/27$249
This American Airlines deal was found by Cheapflights users on 1/29. 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 3/55:00 am
OKC
-
HRL
1 stop5h 12m
American Airlines
Mon 3/98:06 pm
HRL
-
OKC
1 stop3h 47m
American Airlines
Deal found 1/29$249
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 6/310:30 pm
DFW
-
HRL
Nonstop1h 29m
American Airlines
Wed 6/108:05 pm
HRL
-
DFW
Nonstop1h 45m
American Airlines
Deal found 1/28$253
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/258:30 am
DFW
-
HRL
Nonstop1h 42m
American Airlines
Wed 3/46:46 pm
HRL
-
DFW
Nonstop1h 39m
American Airlines
Deal found 1/28$265
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Mon 3/25:15 am
DFW
-
HRL
1 stop6h 09m
United Airlines
Wed 3/412:10 pm
HRL
-
DFW
1 stop3h 48m
United Airlines
Deal found 1/29$273
This Southwest deal was found by Cheapflights users on 1/29. 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 3/56:10 pm
OKC
-
HRL
2 stops5h 55m
Southwest
Mon 3/96:25 pm
HRL
-
OKC
1 stop5h 45m
Southwest
Deal found 1/29$274
This Southwest deal was found by Cheapflights users on 1/28. 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 2/267:25 pm
OKC
-
HRL
1 stop4h 05m
Southwest
Mon 3/27:10 pm
HRL
-
OKC
1 stop3h 35m
Southwest
Deal found 1/28$275
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 2/289:25 pm
DFW
-
HRL
Nonstop1h 38m
American Airlines
Sun 3/18:06 pm
HRL
-
DFW
Nonstop1h 44m
American Airlines
Deal found 1/28$284
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sun 3/17:00 am
DFW
-
HRL
1 stop4h 24m
United Airlines
Tue 3/312:10 pm
HRL
-
DFW
1 stop3h 48m
United Airlines
Deal found 1/29$301
This United Airlines deal was found by Cheapflights users on 1/27. 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 3/125:15 am
DFW
-
HRL
1 stop6h 01m
United Airlines
Mon 3/2312:10 pm
HRL
-
DFW
1 stop5h 53m
United Airlines
Deal found 1/27$302
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/111:19 pm
OKC
-
HRL
1 stop4h 55m
American Airlines
Sun 2/158:06 pm
HRL
-
OKC
1 stop3h 47m
American Airlines
Deal found 1/27$307
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Sat 2/76:40 pm
TUL
-
HRL
1 stop4h 41m
American Airlines
Sat 2/142:45 pm
HRL
-
TUL
1 stop5h 04m
American Airlines
Deal found 1/27$309

Find flight deals from Oklahoma to Harlingen

Keep the following information in mind while searching for Oklahoma to Harlingen flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$137
(United Airlines)

Popular in

August

Cheapest in

January

Average price

$232
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 to Harlingen Valley Intl
Search Deals
One-way flight from Oklahoma to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oklahoma 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 January 29, 2026.
Use the filters below to find and compare flights from Oklahoma to Harlingen that are best for you.

Fly from

Oklahoma

Fly to

Harlingen

Route

Depart

Return

Price

TulsaHarlingen

TUL - HRL

TULHRL

Tulsa

Tue 7/28

10:41 am-4:26 pm

1 stop5h 45m

Harlingen Valley Intl

Tue 8/4

6:00 am-9:51 am

1 stop3h 51m

$249

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Thu 3/5

5:00 am-10:12 am

1 stop5h 12m

Harlingen Valley Intl

Mon 3/9

8:06 pm-11:53 pm

1 stop3h 47m

$249

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Wed 2/25

8:30 am-10:12 am

Nonstop1h 42m

Harlingen Valley Intl

Wed 3/4

6:46 pm-8:25 pm

Nonstop1h 39m

$265

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Mon 3/2

5:15 am-11:24 am

1 stop6h 09m

Harlingen Valley Intl

Wed 3/4

12:10 pm-3:58 pm

1 stop3h 48m

$273

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Wed 6/3

5:20 pm-9:44 pm

1 stop4h 24m

Harlingen Valley Intl

Wed 6/10

5:16 pm-9:34 pm

1 stop4h 18m

$273

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Thu 3/5

6:10 pm-12:05 am

2 stops5h 55m

Harlingen Valley Intl

Mon 3/9

6:25 pm-12:10 am

1 stop5h 45m

$274

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Thu 2/26

7:25 pm-11:30 pm

1 stop4h 05m

Harlingen Valley Intl

Mon 3/2

7:10 pm-10:45 pm

1 stop3h 35m

$275

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Sat 2/28

9:25 pm-11:03 pm

Nonstop1h 38m

Harlingen Valley Intl

Sun 3/1

8:06 pm-9:50 pm

Nonstop1h 44m

$284

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Sun 3/1

7:00 am-11:24 am

1 stop4h 24m

Harlingen Valley Intl

Tue 3/3

12:10 pm-3:58 pm

1 stop3h 48m

$301

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Thu 3/12

5:15 am-11:16 am

1 stop6h 01m

Harlingen Valley Intl

Mon 3/23

12:10 pm-6:03 pm

1 stop5h 53m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 39 results
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Best time to book a flight from Oklahoma to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Oklahoma 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 to Harlingen

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

Currently, January is the cheapest month in which you can book a flight from Oklahoma to Harlingen, Texas (average of $176). Flying from Oklahoma to Harlingen, Texas in December is currently the most expensive (average of $316). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Harlingen from Oklahoma?

    Located just 3.7 mi from the city center, Harlingen Valley Intl (HRL) is the airport most travelers will use when flying to Harlingen from Oklahoma.

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

    There are many flights that can get you from Oklahoma to Harlingen, Texas in 5h 45m. Fly via American Airlines, United Airlines, or Southwest to get the fastest option. The distance from Oklahoma to Harlingen, Texas is about 696 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Oklahoma to Harlingen, Texas?

    While some choose either Tulsa - Harlingen Valley Intl or Oklahoma City Will Rogers World - Harlingen Valley Intl, Dallas/Fort Worth - Harlingen Valley Intl is the most popular route from Oklahoma to Harlingen, Texas.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oklahoma 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 to Harlingen, Texas?

    Currently, January is the cheapest month in which you can book a flight from Oklahoma to Harlingen, Texas (average of $176). Flying from Oklahoma to Harlingen, Texas in December is currently the most expensive (average of $316). 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

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Alternative routes for Oklahoma to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Oklahoma to Harlingen

Discover the top 2 airlines that operate flights from Oklahoma 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$158Average$308FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$198Average$348FlexibilityNo cancel feeOn-time63%

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