HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harlingen

$165+ Cheap flights from Detroit Metropolitan Wayne County Airport to Harlingen (DTW - 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — HRL
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit 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 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 May 21, 2026.

This American Airlines deal was found by Cheapflights users on 5/20. 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 6/185:37 am
DTW
-
HRL
1 stop5h 36m
American Airlines
Mon 6/224:57 pm
HRL
-
DTW
1 stop5h 44m
American Airlines
Deal found 5/20$329
This American Airlines deal was found by Cheapflights users on 5/21. 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 9/156:48 am
DTW
-
HRL
2 stops10h 43m
American Airlines
Thu 9/2410:45 am
HRL
-
DTW
1 stop7h 06m
American Airlines
Deal found 5/21$334
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Mon 6/85:37 am
DTW
-
HRL
1 stop5h 36m
American Airlines
Fri 6/124:57 pm
HRL
-
DTW
1 stop5h 44m
American Airlines
Deal found 5/20$354
This American Airlines deal was found by Cheapflights users on 5/18. 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.
Tue 7/215:36 am
DTW
-
HRL
1 stop5h 36m
American Airlines
Tue 12/155:38 am
HRL
-
DTW
2 stops11h 32m
American Airlines
Deal found 5/18$358
This United Airlines deal was found by Cheapflights users on 5/19. 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 10/36:15 am
DTW
-
HRL
1 stop8h 08m
United Airlines
Sat 10/101:59 pm
HRL
-
DTW
1 stop7h 31m
United Airlines
Deal found 5/19$368
This American Airlines deal was found by Cheapflights users on 5/17. 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.
Mon 6/17:20 pm
DTW
-
HRL
1 stop5h 54m
American Airlines
Fri 6/54:57 pm
HRL
-
DTW
1 stop5h 44m
American Airlines
Deal found 5/17$404
This United Airlines deal was found by Cheapflights users on 5/18. 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.
Tue 5/2610:13 am
DTW
-
HRL
2 stops10h 36m
United Airlines
Fri 5/292:05 pm
HRL
-
DTW
1 stop7h 19m
United Airlines
Deal found 5/18$417
This American Airlines deal was found by Cheapflights users on 5/18. 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.
Thu 6/47:21 pm
DTW
-
HRL
1 stop5h 53m
American Airlines
Tue 6/910:43 am
HRL
-
DTW
1 stop6h 46m
American Airlines
Deal found 5/18$419
This United Airlines deal was found by Cheapflights users on 5/17. 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 10/310:25 am
DTW
-
HRL
2 stops12h 27m
United Airlines
Wed 10/71:59 pm
HRL
-
DTW
1 stop7h 31m
United Airlines
Deal found 5/17$424

Find flight deals from Detroit to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTW) 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 May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

One-way from

$165
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$407
Provider with most accurate pricing for Detroit Metropolitan Wayne County-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit Metropolitan Wayne County-Harlingen Valley Intl flights.
Search Deals
From Detroit Metropolitan Wayne County to Harlingen Valley Intl
Search Deals
One-way flight from Detroit Metropolitan Wayne County to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 21, 2026.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Thu 6/18

5:37 am-10:13 am

1 stop5h 36m

Harlingen Valley Intl

Mon 6/22

4:57 pm-11:41 pm

1 stop5h 44m

$329

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Sat 10/3

12:30 pm-7:33 pm

2 stops8h 03m

Harlingen Valley Intl

Sat 10/10

1:59 pm-11:59 pm

2 stops9h 00m

$411

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Sat 10/3

12:30 pm-9:52 pm

2 stops10h 22m

Harlingen Valley Intl

Wed 10/7

1:59 pm-10:30 pm

1 stop7h 31m

$424

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Mon 6/1

11:00 am-7:49 pm

2 stops9h 49m

Harlingen Valley Intl

Fri 6/5

2:05 pm-10:24 pm

1 stop7h 19m

$493

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Sat 8/15

7:34 am-3:59 pm

2 stops9h 25m

Harlingen Valley Intl

Fri 8/21

1:59 pm-10:30 pm

1 stop7h 31m

$503

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Sat 9/12

6:15 am-1:24 pm

1 stop8h 09m

Harlingen Valley Intl

Mon 9/21

5:18 pm-5:00 pm

2 stops22h 42m

$525
Cheapest one-way
Quickest one-way

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Wed 6/3

5:36 am-10:13 am

1 stop5h 37m

$190

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Wed 6/3

6:00 am-3:59 pm

2 stops10h 59m

$195

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

Thu 6/18

8:40 am-5:00 pm

2 stops9h 20m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Sorted by cheapest first

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 May.
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 Detroit Metropolitan Wayne County Airport-Harlingen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit Metropolitan Wayne County Airport-Harlingen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit Metropolitan Wayne County Airport-Harlingen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit Metropolitan Wayne County Airport-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 Detroit Metropolitan Wayne County Airport-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 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 Metropolitan Wayne County Airport to Harlingen

What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Harlingen?

Currently, April is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Harlingen (average of $288). Flying from Detroit Metropolitan Wayne County Airport to Harlingen in December is currently the most expensive (average of $593). 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 May 21, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Detroit Metropolitan Wayne County Airport to Harlingen by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,451 reviews

Overall

7.9

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,451 reviews
Delta
7.9
Good
8,451 reviews

Overall

7.9

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,748 reviews
Delta
7.9
Good
8,451 reviews

Overall

7.9

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,641 reviews
Delta
7.9
Good
8,451 reviews

Overall

7.9

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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.

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Harlingen?

    American Airlines and United Airlines can get you from Detroit Metropolitan Wayne County Airport to Harlingen in just under 5h 36m. Your travel time can differ by up to 2h 27m. The distance from Detroit Metropolitan Wayne County Airport to Harlingen is about 1369 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Detroit Metropolitan Wayne County Airport to Harlingen round-trip?

    Delta, at $128, was found to be the cheapest airline from Detroit Metropolitan Wayne County Airport to Harlingen.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Delta is 66% cheaper than the other options available to this destination.

  • 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 Metropolitan Wayne County Airport to Harlingen?

    Currently, April is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Harlingen (average of $288). Flying from Detroit Metropolitan Wayne County Airport to Harlingen in December is currently the most expensive (average of $593). 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.

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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$412FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$398FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$261Average$365FlexibilityNo cancel feeOn-time69%

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.