How does KAYAK find such low prices on flights from Harlingen to Oklahoma?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Harlingen to Oklahoma. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Harlingen to Oklahoma?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Harlingen to Oklahoma is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Harlingen to Oklahoma?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Harlingen to Oklahoma with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Harlingen to Oklahoma?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Harlingen to Oklahoma up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

Which airlines provide the cheapest flights from Harlingen to Oklahoma?

In the past 3 days, the cheapest round-trip tickets from Harlingen to Oklahoma were found on American Airlines ($259) and United Airlines ($281).

Which airlines provide the cheapest flights from Harlingen to Oklahoma?

In the past 3 days, the cheapest round-trip tickets from Harlingen to Oklahoma were found on American Airlines ($259) and United Airlines ($281).

What is the cheapest time of day to fly to Oklahoma?

The cheapest time of day to fly to Oklahoma is generally in the morning , when round-trip flights cost $281 on average. The most expensive time of day to fly to Oklahoma is generally at night, which is peak travel time and where the average cost of a ticket is $296.

Which airlines fly non-stop between Harlingen and Oklahoma?

There is just one airline that flies from Harlingen to Oklahoma direct and that is American Airlines . The best round-trip deal found from American Airlines for the route is to Oklahoma City (OKC) and costs $238.

Which airlines fly non-stop between Harlingen and Oklahoma?

There is just one airline that flies from Harlingen to Oklahoma direct and that is American Airlines . The best round-trip deal found from American Airlines for the route is to Oklahoma City (OKC) and costs $238.

How long does a flight from Harlingen to Oklahoma take?

The duration of a flight to Oklahoma depends on your arrival airport. The shortest route to Oklahoma from Harlingen is to Tulsa , which takes 5h 59m .

How long does a flight from Harlingen to Oklahoma take?

The duration of a flight to Oklahoma depends on your arrival airport. The shortest route to Oklahoma from Harlingen is to Tulsa , which takes 5h 59m .

$118 CHEAP FLIGHTS from Harlingen to Oklahoma

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Flight Deals

Book Cheap Harlingen to Oklahoma Plane Tickets

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Harlingen to Oklahoma that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Harlingen to Oklahoma

Sat, Dec 20 - Sat, Dec 27

8:11 pm - 9:50 pmHRL-DFW

1h 39mnonstop

6:12 pm - 7:41 pmDFW-HRL

1h 29mnonstop

$259American Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

8:11 pm - 9:50 pmHRL-DFW

1h 39mnonstop

6:12 pm - 7:41 pmDFW-HRL

1h 29mnonstop

$260American Airlines

Find Deal

Tue, Dec 23 - Sat, Dec 27

5:34 am - 7:14 amHRL-DFW

1h 40mnonstop

6:12 pm - 7:41 pmDFW-HRL

1h 29mnonstop

$261American Airlines

Find Deal

Tue, Dec 30 - Sat, Jan 3

8:11 pm - 9:50 pmHRL-DFW

1h 39mnonstop

6:12 pm - 7:41 pmDFW-HRL

1h 29mnonstop

$269American Airlines

Find Deal

Sat, Dec 6 - Mon, Dec 8

10:11 am - 11:49 amHRL-DFW

1h 38mnonstop

9:40 pm - 11:11 pmDFW-HRL

1h 31mnonstop

$274American Airlines

Find Deal

Fri, Dec 19 - Tue, Dec 30

2:48 pm - 4:27 pmHRL-DFW

1h 39mnonstop

9:10 pm - 10:48 pmDFW-HRL

1h 38mnonstop

$276American Airlines

Find Deal

Tue, Dec 23 - Sat, Dec 27

12:15 pm - 5:55 pmHRL-DFW

5h 40m1 stop

3:59 pm - 7:36 pmDFW-HRL

3h 37m1 stop

$281United Airlines

Find Deal

Fri, Jan 23 - Sun, Jan 25

5:25 pm - 11:13 pmHRL-DFW

5h 48m1 stop

5:11 pm - 9:59 pmDFW-HRL

4h 48m1 stop

$309United Airlines

Find Deal

Fri, Dec 12 - Mon, Dec 15

9:20 am - 1:25 pmHRL-DFW

4h 05m1 stop

3:50 pm - 7:49 pmDFW-HRL

3h 59m1 stop

$311United Airlines

Find Deal

Fri, Dec 19 - Tue, Dec 30

11:55 am - 8:09 pmHRL-DFW

8h 14m1 stop

6:49 pm - 10:53 amDFW-HRL

40h 04m2 stops

$352Multiple Airlines

Find Deal

Booking Insights

KAYAK's insights & trends for Harlingen to Oklahoma flights

Get data-powered insights and trends into flights from Harlingen to Oklahoma to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

Your flight ticket price will generally be cheaper if you fly to Oklahoma on a Tuesday and more expensive on a Wednesday. On your return trip to Harlingen, you should consider flying back on a Tuesday, and avoid Thursdays for better deals.

Find deals

Low season	November
High season	March
Cheapest flight	$118

Best time to beat the crowds with an average 21% drop in price.

Most popular time to fly with an average 8% increase in price.

Flight from Harlingen to Dallas/Fort Worth Airport

How does KAYAK find such low prices on flights from Harlingen to Oklahoma?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Harlingen to Oklahoma.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Harlingen to Oklahoma?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Harlingen to Oklahoma is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Harlingen to Oklahoma?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Harlingen to Oklahoma with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Harlingen to Oklahoma?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Harlingen to Oklahoma up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
What is the cheapest time of day to fly to Oklahoma?
The cheapest time of day to fly to Oklahoma is generally in the morning, when round-trip flights cost $281 on average. The most expensive time of day to fly to Oklahoma is generally at night, which is peak travel time and where the average cost of a ticket is $296.

Looking for a cheap flight? 25% of our users found tickets from Harlingen to the following destinations at these prices or less: Dallas $149 one-way - $306 round-trip

Reviews of the top airline flying from Harlingen to Oklahoma

Need help choosing which airline to fly with from Harlingen to Oklahoma? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.

7.2

American AirlinesOverall score based on 11042 reviews

6.9Entertainment

8.0Crew

7.2Comfort

7.5Boarding

6.4Food

Airline reviews

Wish some foods provided rather than just biscuit/cookie for flight more than 2 hours

8.0 ExcellentKohMeng, Oct 2025DFW - LAX

Everything you need to know for your flight from Harlingen to Oklahoma

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Cabin class

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Flights to other cities

Origins

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Return flight deals

Information on your arrival and departure airports

Harlingen (HRL)

$118 Find Cheap Flights from Harlingen to Oklahoma

KAYAK searches hundreds of travel sites at once for deals on flights to Oklahoma

Book Cheap Harlingen to Oklahoma Plane Tickets

Recent round-trip flight deals from Harlingen to Oklahoma

Recent one-way flight deals from Harlingen to Oklahoma

Recent last minute flight deals from Harlingen to Oklahoma

Recent direct flight deals from Harlingen to Oklahoma

KAYAK's insights & trends for Harlingen to Oklahoma flights

Get data-powered insights and trends into flights from Harlingen to Oklahoma to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Harlingen to Oklahoma?

Your flight ticket price will generally be cheaper if you fly to Oklahoma on a Tuesday and more expensive on a Wednesday. On your return trip to Harlingen, you should consider flying back on a Tuesday, and avoid Thursdays for better deals.

Which airlines fly non-stop between Harlingen and Oklahoma?

There is just one airline that flies from Harlingen to Oklahoma direct and that is American Airlines. The best round-trip deal found from American Airlines for the route is to Oklahoma City (OKC) and costs $238.

Which airlines provide the cheapest flights from Harlingen to Oklahoma?

In the past 3 days, the cheapest round-trip tickets from Harlingen to Oklahoma were found on American Airlines ($259) and United Airlines ($281).

How long does a flight from Harlingen to Oklahoma take?

The duration of a flight to Oklahoma depends on your arrival airport. The shortest route to Oklahoma from Harlingen is to Tulsa, which takes 5h 59m.

Good to know

FAQs - booking Oklahoma flights

How does KAYAK find such low prices on flights from Harlingen to Oklahoma?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Harlingen to Oklahoma.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Harlingen to Oklahoma?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Harlingen to Oklahoma is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Harlingen to Oklahoma?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Harlingen to Oklahoma with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Harlingen to Oklahoma?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Harlingen to Oklahoma up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

What is the cheapest time of day to fly to Oklahoma?

The cheapest time of day to fly to Oklahoma is generally in the morning, when round-trip flights cost $281 on average. The most expensive time of day to fly to Oklahoma is generally at night, which is peak travel time and where the average cost of a ticket is $296.

Top tips for finding cheap flights to Oklahoma

Reviews of the top airline flying from Harlingen to Oklahoma

Everything you need to know for your flight from Harlingen to Oklahoma

Information on your arrival and departure airports

Cabin class types available on flights to Oklahoma

Complete your trip to Oklahoma with a hotel stay or car rental

Flights to other popular destinations

Flights from other airports in Harlingen to Oklahoma

Flights from Harlingen to popular cities in Oklahoma

Find deals for your return flight