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Cheap flights from Detroit to Harlingen from $251

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Harlingen departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Detroit to Harlingen

Cheap round-trip flights

American Airlines Logo
11:48 am - 6:10 pmDTW-HRL
7h 22m1 stop
American Airlines Logo
10:21 am - 6:42 pmHRL-DTW
7h 21m1 stop
$251American Airlines
Find Deal
mar., nov. 4 - mié., nov. 12
American Airlines Logo
6:02 pm - 11:04 pmDTW-HRL
6h 02m1 stop
American Airlines Logo
10:08 am - 11:25 pmHRL-DTW
12h 17m2 stops
$256American Airlines
Find Deal
sáb., oct. 18 - sáb., oct. 25
American Airlines Logo
6:02 pm - 11:04 pmDTW-HRL
6h 02m1 stop
American Airlines Logo
5:25 am - 2:05 pmHRL-DTW
7h 40m1 stop
$262American Airlines
Find Deal
sáb., oct. 18 - sáb., oct. 25
American Airlines Logo
6:02 pm - 11:04 pmDTW-HRL
6h 02m1 stop
American Airlines Logo
10:08 am - 11:25 pmHRL-DTW
12h 17m2 stops
$267American Airlines
Find Deal
sáb., oct. 18 - sáb., oct. 25
United Airlines Logo
6:00 am - 1:19 pmDTW-HRL
8h 19m2 stops
United Airlines Logo
5:00 am - 4:51 pmHRL-DTW
10h 51m2 stops
$329United Airlines
Find Deal
sáb., oct. 18 - sáb., oct. 25
United Airlines Logo
9:15 am - 7:41 pmDTW-HRL
11h 26m2 stops
United Airlines Logo
5:00 am - 4:51 pmHRL-DTW
10h 51m2 stops
$341United Airlines
Find Deal
sáb., oct. 18 - sáb., oct. 25
Southwest Logo
8:55 am - 6:05 pmDTW-HRL
10h 10m2 stops
Southwest Logo
11:15 am - 7:55 pmHRL-DTW
7h 40m2 stops
$362Southwest
Find Deal
vie., sep. 26 - mar., sep. 30
Delta Logo
9:00 am - 2:29 pmDTW-HRL
6h 29m1 stop
Delta Logo
3:00 pm - 10:40 pmHRL-DTW
6h 40m1 stop
$474Delta
Find Deal
mar., mar. 10 - mié., mar. 11
Southwest Logo
7:35 am - 3:35 pmDTW-HRL
9h 00m2 stops
Southwest Logo
5:40 am - 5:05 pmHRL-DTW
10h 25m2 stops
$489Southwest
Find Deal
sáb., dic. 20 - sáb., dic. 27
Delta Logo
7:00 am - 2:19 pmDTW-HRL
8h 19m1 stop
Delta Logo
3:14 pm - 11:16 pmHRL-DTW
7h 02m1 stop
$541Delta
Find Deal
mié., dic. 24 - jue., ene. 1

American Airlines flights from Detroit to Harlingen, Texas

Our best American Airlines deals on Detroit to Harlingen, Texas flight tickets
American Airlines
Nov 4
DTW11:48 amDetroit Metropolitan Wayne County
7h 22m
1 stop
HRL6:10 pmHarlingen Valley Intl
Nov 12
HRL10:21 amHarlingen Valley Intl
7h 21m
1 stop
DTW6:42 pmDetroit Metropolitan Wayne County
$251
Find similar
American Airlines
Oct 18
DTW6:02 pmDetroit Metropolitan Wayne County
6h 02m
1 stop
HRL11:04 pmHarlingen Valley Intl
Oct 25
HRL10:08 amHarlingen Valley Intl
12h 17m
2 stops
DTW11:25 pmDetroit Metropolitan Wayne County
$256
Find similar
American Airlines
Oct 18
DTW6:02 pmDetroit Metropolitan Wayne County
6h 02m
1 stop
HRL11:04 pmHarlingen Valley Intl
Oct 25
HRL5:25 amHarlingen Valley Intl
7h 40m
1 stop
DTW2:05 pmDetroit Metropolitan Wayne County
$262
Find similar

Delta flights from Detroit to Harlingen, Texas

Our best Delta deals on Detroit to Harlingen, Texas flight tickets
Delta
Mar 10
DTW9:00 amDetroit Metropolitan Wayne County
6h 29m
1 stop
HRL2:29 pmHarlingen Valley Intl
Mar 11
HRL3:00 pmHarlingen Valley Intl
6h 40m
1 stop
DTW10:40 pmDetroit Metropolitan Wayne County
$474
Find similar
Delta
Dec 24
DTW7:00 amDetroit Metropolitan Wayne County
8h 19m
1 stop
HRL2:19 pmHarlingen Valley Intl
Jan 1
HRL3:14 pmHarlingen Valley Intl
7h 02m
1 stop
DTW11:16 pmDetroit Metropolitan Wayne County
$541
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to Harlingen, Texas 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, momondo users made 832,500 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Detroit to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

mar. 11/4

11:48 am-6:10 pm

1 stop7h 22m

Harlingen Valley Intl

mié. 11/12

10:21 am-6:42 pm

1 stop7h 21m

$251

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

sáb. 10/18

6:02 pm-11:04 pm

1 stop6h 02m

Harlingen Valley Intl

sáb. 10/25

10:08 am-11:25 pm

2 stops12h 17m

$256

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

sáb. 10/18

6:02 pm-11:04 pm

1 stop6h 02m

Harlingen Valley Intl

sáb. 10/25

5:25 am-2:05 pm

1 stop7h 40m

$262

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

sáb. 10/18

6:02 pm-11:04 pm

1 stop6h 02m

Harlingen Valley Intl

sáb. 10/25

10:08 am-11:25 pm

2 stops12h 17m

$267

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

sáb. 10/18

6:00 am-1:19 pm

2 stops8h 19m

Harlingen Valley Intl

sáb. 10/25

5:00 am-4:51 pm

2 stops10h 51m

$329

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

sáb. 10/18

9:15 am-7:41 pm

2 stops11h 26m

Harlingen Valley Intl

sáb. 10/25

5:00 am-4:51 pm

2 stops10h 51m

$341

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

vie. 9/26

8:55 am-6:05 pm

2 stops10h 10m

Harlingen Valley Intl

mar. 9/30

11:15 am-7:55 pm

2 stops7h 40m

$362

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

mar. 3/10

9:00 am-2:29 pm

1 stop6h 29m

Harlingen Valley Intl

mié. 3/11

3:00 pm-10:40 pm

1 stop6h 40m

$474

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

sáb. 12/20

7:35 am-3:35 pm

2 stops9h 00m

Harlingen Valley Intl

sáb. 12/27

5:40 am-5:05 pm

2 stops10h 25m

$489

DetroitHarlingen

DTW - HRL

DTWHRL

Detroit Metropolitan Wayne County

mié. 12/24

7:00 am-2:19 pm

1 stop8h 19m

Harlingen Valley Intl

jue. 1/1

3:14 pm-11:16 pm

1 stop7h 02m

$541

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Harlingen from

How to get the cheapest flight ticket from Detroit to Harlingen, Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Harlingen, Texas?

The cheapest day to depart on your flight to Harlingen, Texas is on a Saturday when prices can be found for as low as $377. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Detroit to Harlingen, Texas for around $591.

What is the cheapest time of day to depart on your flight to Harlingen, Texas?

Our most recent data shows that the best time of day to fly to Harlingen, Texas is in the morning. Flights from Detroit to Harlingen, Texas during this time can be as low as $468. Flights in the evening are often more expensive with an average ticket price of $557.

Can stopping save me money on Detroit to Harlingen, Texas flights?

You could potentially save up to 13% on your flight if you consider stops on a Detroit to Harlingen, Texas flight.

When to book flights from Detroit to Harlingen, Texas

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Harlingen, Texas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Harlingen, Texas (DTT to HRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Harlingen, Texas

Direct flights

None
There are no direct flights from Detroit to Harlingen, Texas. There are no popular flight routes from Detroit to Harlingen, Texas.
Search flight deals

  • How far is Detroit to Harlingen Valley Intl by plane?

    The distance between Detroit and Harlingen Valley Intl is about 1388.9 mi. By plane, this route typically takes 5h 16m.

  • When did momondo last update prices for flights from Detroit to Harlingen Valley Intl Airport?

    Prices for flights from Detroit to Harlingen Valley Intl Airport were last updated today.

  • How many operators does momondo search for flights from Detroit to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Detroit to Harlingen Valley Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Detroit to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Detroit to Harlingen, Texas?

Best airlines flying from Detroit to Harlingen, Texas

Compare and see reviews for airlines that fly from Detroit to Harlingen, Texas with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $128Free CancellationRating
7.9
7,954 reviews
Search Delta flights
American AirlinesPriceFrom $208Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $292Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Harlingen?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Harlingen for you.

Can I find flights from Detroit to Harlingen with flexible booking policies on momondo?

All flight searches from Detroit to Harlingen on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Detroit to Harlingen?

momondo provides multiple filters to help you find the best flight to Harlingen from Detroit. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Detroit to Harlingen right now. Can momondo alert me if prices change?

Price alerts on flights to Harlingen from Detroit are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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mié. 10/15
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