$179+ Cheap flights from Oklahoma City to Harlingen (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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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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
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Cheapest flights from Oklahoma City to HarlingenExplore 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 August 19, 2026.
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 August 19, 2026.
This American Airlines deal was found by Cheapflights users on 8/16. 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 10/201:51 pm -
1 stop4h 21m
Sat 10/246:42 pm -
1 stop3h 53m
Deal found 8/16![American Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 8/16. 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.
Tue 10/206:00 am -
2 stops5h 30m
Sat 10/2412:40 pm -
1 stop3h 30m
Deal found 8/16![Southwest logo]()
$295
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/243:17 pm -
1 stop7h 31m
Sun 9/275:51 am -
1 stop4h 29m
Deal found 8/17![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/25:00 am -
1 stop5h 04m
Sun 9/68:03 pm -
1 stop3h 56m
Deal found 8/18![American Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/127:00 am -
1 stop6h 24m
Wed 9/165:18 pm -
1 stop5h 57m
Deal found 8/17![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/222:38 pm -
1 stop5h 01m
Wed 9/235:18 pm -
1 stop5h 57m
Deal found 8/14![United Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 9/24:50 pm -
2 stops4h 55m
Sun 9/67:30 am -
1 stop5h 15m
Deal found 8/18![Southwest logo]()
$384
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/189:38 am -
1 stop6h 21m
Thu 8/205:18 pm -
1 stop5h 57m
Deal found 8/14![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 8/14. 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.
Tue 8/1812:35 pm -
2 stops7h 35m
Thu 8/205:30 am -
1 stop4h 05m
Deal found 8/14![Southwest logo]()
$394
Best flights from Oklahoma City to HarlingenDiscover carefully curated flight deals from Oklahoma City to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
Discover carefully curated flight deals from Oklahoma City to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
This Southwest deal was found by Cheapflights users on 8/16. 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.
Tue 10/206:00 am -
2 stops5h 30m
Sat 10/2412:40 pm -
1 stop3h 30m
Deal found 8/16![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/127:00 am -
1 stop6h 24m
Wed 9/165:18 pm -
1 stop5h 57m
Deal found 8/17![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/222:38 pm -
1 stop5h 01m
Wed 9/235:18 pm -
1 stop5h 57m
Deal found 8/14![United Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 9/26:50 am -
2 stops4h 45m
Sun 9/68:45 am -
2 stops7h 40m
Deal found 8/18![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 8/14. 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.
Mon 11/309:45 am -
1 stop5h 15m
Sun 12/135:50 am -
1 stop3h 25m
Deal found 8/14![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 8/17. 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 9/243:55 pm -
2 stops6h 45m
Sun 9/276:00 am -
1 stop3h 55m
Deal found 8/17![Southwest logo]()
$412
Last-minute flights from Oklahoma City to HarlingenDiscover last-minute flight deals from Oklahoma City to Harlingen. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma City to Harlingen. Data last updated August 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/189:38 am -
1 stop6h 21m
Thu 8/205:18 pm -
1 stop5h 57m
Deal found 8/14![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 8/14. 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.
Tue 8/1812:35 pm -
2 stops7h 35m
Thu 8/205:30 am -
1 stop4h 05m
Deal found 8/14![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 8/219:38 am -
1 stop6h 21m
Sun 8/237:15 am -
1 stop4h 06m
Deal found 8/14![United Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/25:00 am -
1 stop5h 04m
Sun 9/68:03 pm -
1 stop3h 56m
Deal found 8/18![American Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 9/24:50 pm -
2 stops4h 55m
Sun 9/67:30 am -
1 stop5h 15m
Deal found 8/18![Southwest logo]()
$384
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/127:00 am -
1 stop6h 24m
Wed 9/165:18 pm -
1 stop5h 57m
Deal found 8/17![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/222:38 pm -
1 stop5h 01m
Wed 9/235:18 pm -
1 stop5h 57m
Deal found 8/13![United Airlines logo]()
$371
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/243:17 pm -
1 stop7h 31m
Sun 9/275:51 am -
1 stop4h 29m
Deal found 8/17![American Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 8/17. 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 9/243:55 pm -
2 stops6h 45m
Sun 9/276:00 am -
1 stop3h 55m
Deal found 8/17![Southwest logo]()
$412
One-way flights from Oklahoma City to HarlingenSearch for one-way flight options from Oklahoma City to Harlingen. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Oklahoma City to Harlingen. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 8/2612:35 pm -
1 stop3h 15m
Deal found 8/18![Southwest logo]()
$179
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 8/265:05 pm -
1 stop4h 47m
Deal found 8/18![United Airlines logo]()
$219
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 August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (American Airlines) |
One-way from | $179 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $328 |
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 August 19, 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
Cheapest round-trip
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Tue 10/20
6:00 am-11:30 am
2 stops5h 30m
Harlingen Valley Intl
Sat 10/24
12:40 pm-4:10 pm
1 stop3h 30m
$295
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Sat 9/12
7:00 am-1:24 pm
1 stop6h 24m
Harlingen Valley Intl
Wed 9/16
5:18 pm-11:15 pm
1 stop5h 57m
$351
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Tue 9/22
2:38 pm-7:39 pm
1 stop5h 01m
Harlingen Valley Intl
Wed 9/23
5:18 pm-11:15 pm
1 stop5h 57m
$375
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Wed 9/2
6:50 am-11:35 am
2 stops4h 45m
Harlingen Valley Intl
Sun 9/6
8:45 am-4:25 pm
2 stops7h 40m
$389
Quickest round-trip
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Mon 11/30
9:45 am-3:00 pm
1 stop5h 15m
Harlingen Valley Intl
Sun 12/13
5:50 am-9:15 am
1 stop3h 25m
$408
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Thu 9/24
3:55 pm-10:40 pm
2 stops6h 45m
Harlingen Valley Intl
Sun 9/27
6:00 am-9:55 am
1 stop3h 55m
$412
Cheapest one-way
Quickest one-way
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Wed 8/26
12:35 pm-3:50 pm
1 stop3h 15m
$179
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Wed 8/26
7:19 am-3:59 pm
2 stops8h 40m
$617
Sorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Oklahoma City-Harlingen 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 flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oklahoma City-Harlingen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Oklahoma City-Harlingen 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 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.
OKC-HRL
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.
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 August 19, 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.
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
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.
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Complete your trip
Complete your trip to Harlingen by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Oklahoma City to Harlingen by cabin class
Find flights from Oklahoma City to Harlingen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Harlingen
Explore flights to Harlingen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 19, 2026.
Oklahoma City and Harlingen flights
Browse other Oklahoma City and Harlingen flight options. Last updated on August 19, 2026.
Other flights from Oklahoma City
Browse through other flights departing from Oklahoma City. Flights are based on user searches made on Cheapflights and were last updated on August 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$328 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$260 | Average$374 | FlexibilityNo cancel fee | On-time63% |