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Harlingen

$166+ Cheap flights from Detroit to Harlingen, TX (DTT - 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — HRL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Detroit to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) 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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$259
(American Airlines)

One-way from

$166
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$332
Provider with most accurate pricing for Detroit (DTT)-Harlingen Valley Intl flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Harlingen Valley Intl flights.
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From Detroit (DTT) to Harlingen Valley Intl
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One-way flight from Detroit (DTT) to Harlingen Valley Intl
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Highest demand for flights based on searches. 33% potential increase in price ($244 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Detroit to Harlingen

Cheapest flights from Detroit to Harlingen
Explore the most affordable flight options available from Detroit to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 10/187:51 pmDTW - HRL
1 stop5h 13mAmerican Airlines
Sat 10/254:13 pmHRL - DTW
1 stop5h 01mAmerican Airlines
Deal found 4/16$259
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:00 amDTW - HRL
1 stop8h 26mDelta
Sun 11/233:00 pmHRL - DTW
1 stop17h 00mDelta
Deal found 4/16$343
This United Airlines deal was found by Cheapflights users on 4/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2011:10 amDTW - HRL
2 stops9h 34mUnited Airlines
Thu 5/295:20 pmHRL - DTW
1 stop5h 36mUnited Airlines
Deal found 4/16$350
This Southwest deal was found by Cheapflights users on 4/17. 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 5/226:30 amDTW - HRL
2 stops8h 20mSouthwest
Thu 5/2911:50 amHRL - DTW
2 stops8h 50mSouthwest
Deal found 4/17$437

Cheapflights Fare Finder

Customize your flight search to find flights from Detroit 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 April 17, 2025.
Use the filters below to find and compare flights from Detroit to Harlingen that are best for you.

Fly from

Detroit

Fly to

Harlingen

Route

Depart

Return

Price

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Thu 5/22

5:00 am-11:28 am

1 stop7h 28m

Harlingen Valley Intl

Thu 5/29

4:27 pm-12:52 am

1 stop7h 25m

$269

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Tue 5/20

11:10 am-7:44 pm

2 stops9h 34m

Harlingen Valley Intl

Thu 5/29

5:20 pm-11:56 pm

1 stop5h 36m

$350

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Mon 5/19

4:32 pm-4:39 pm

1 stop25h 07m

Harlingen Valley Intl

Fri 5/30

5:19 pm-12:24 pm

1 stop18h 05m

$386

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Thu 5/22

6:30 am-1:50 pm

2 stops8h 20m

Harlingen Valley Intl

Thu 5/29

11:50 am-9:40 pm

2 stops8h 50m

$437

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Wed 5/21

5:00 am-11:28 am

1 stop7h 28m

$166

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Wed 5/21

6:00 am-1:24 pm

2 stops8h 24m

$210

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Thu 5/22

6:05 am-1:50 pm

2 stops8h 45m

$213

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Tue 4/22

7:00 am-1:46 pm

1 stop7h 46m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Detroit 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 Detroit to Harlingen in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice 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 Detroit-Harlingen, Texas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Harlingen, Texas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Harlingen, Texas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Harlingen, Texas flights, Cheapflights users trust eDreams the most. eDreams 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 Detroit-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 Detroit to Harlingen

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

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

Currently, April is the cheapest month in which you can book a flight from Detroit to Harlingen, Texas (average of $267). Flying from Detroit to Harlingen, Texas in July is currently the most expensive (average of $414). 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.

What is the cheapest time of day to fly from DTT to HRL?

Find hourly flight availability from Detroit to Harlingen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

It’s optimal to fly from Detroit to Harlingen, Texas in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Harlingen by month

Plan your trip to Harlingen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harlingen, Texas ranges from 1.1 - 5.2 inches per month. September is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Harlingen, Texas when rainfall is around 1.1 in.

Temperature in Harlingen by month

Plan your trip to Harlingen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harlingen, Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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 April 17, 2025.
Read through reviews of airlines operating flights from Detroit to Harlingen, such as Southwest, Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Crew

8.6

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Crew

8.6

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,917 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Crew

8.6

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,667 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Crew

8.6

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Crew

8.6

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

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

    Cheapflights users have booked flights from Detroit to Harlingen, Texas round-trip from $259. Other airlines that can offer you cheap pricing are Southwest, from $329, and United Airlines, from $392. You may be able to fly from Detroit to Harlingen, Texas for 46% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Detroit to Harlingen, Texas one-way?

    One-way options have recently been found by users for as low as $166 on American Airlines. Other airlines that offer cheap prices include United Airlines from $210 and Southwest from $213 one-way.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Detroit to Harlingen, Texas (average of $267). Flying from Detroit to Harlingen, Texas in July is currently the most expensive (average of $414). 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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Top 3 airlines flying from Detroit to Harlingen

Discover the top 3 airlines that operate flights from Detroit 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$399FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$293FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$551FlexibilityNo cancel feeOn-time69%

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