$91 Cheap Flights from Harlingen (HRL) to Detroit (DTW)

View $91 flight on Tue, Feb 10, 2026Opens in a new window

Popular airlines from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW)

Cheap Flights from Harlingen to Detroit (HRL-DTW)

Prices were available within the past 7 days and start at $91 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$208 Roundtrip, found 6 days ago
$208
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $208 found 6 days ago
Southwest Airlines
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$213 Roundtrip, found 6 days ago
$213
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $213 found 6 days ago
Southwest Airlines
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$218 Roundtrip, found 6 days ago
$218
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $218 found 6 days ago
United
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$221 Roundtrip, found 6 days ago
$221
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $221 found 6 days ago
Southwest Airlines
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$223 Roundtrip, found 6 days ago
$223
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $223 found 6 days ago
Southwest Airlines
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$242 Roundtrip, found 6 days ago
$242
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $242 found 6 days ago
Delta
Sun, Dec 7 - Thu, Dec 11
HRL
Harlingen
DTW
Detroit
$244 Roundtrip, found 4 days ago
$244
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Dec 7 from Harlingen to Detroit, returning Thu, Dec 11, priced at $244 found 4 days ago
United
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$246 Roundtrip, found 6 days ago
$246
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $246 found 6 days ago
Southwest Airlines
Wed, Jan 7 - Wed, Jan 21
HRL
Harlingen
DTW
Detroit
$248 Roundtrip, found 6 days ago
$248
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Harlingen to Detroit, returning Wed, Jan 21, priced at $248 found 6 days ago
American Airlines
Sun, Feb 1 - Tue, Feb 3
HRL
Harlingen
DTW
Detroit
$250 Roundtrip, found 4 days ago
$250
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Feb 1 from Harlingen to Detroit, returning Tue, Feb 3, priced at $250 found 4 days ago

Find the cheapest month to fly from Harlingen (HRL) to Detroit (DTW)

May is typically the cheapest month to fly

From $198 - $552 per traveler.

Alternative airports near Detroit

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Detroit Metropolitan Wayne County DTW. Cheapest option available. Average driving time to city center is 26 minutes. Flights from $365
DTW
Detroit Metropolitan Wayne County
Cheapest
Average driving time to city center26 min
Flights from $365

Frequently asked questions

How much does a flight from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW) cost?
Get a cheap one-way flight from $91 or cheap return flight from $208 from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW)?
The cheapest month to fly from HRL to DTW is January, when there's less demand. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW)?
To find the cheapest airline that'll fly you from HRL to DTW, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW)?
There are no daily nonstop flights from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from HRL to DTW?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW)?
To avoid potential delays on the Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW) last-minute?
Booking your plane ticket from HRL to DTW just before your journey is usually more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a HRL to DTW flight and hotel package?
Opting for a HRL to DTW flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our impressive range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Valley Intl. Airport (HRL) to Detroit Metropolitan Wayne County Airport (DTW)?
In most cases, you can modify or cancel your HRL to DTW flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
Valley Intl.
Destination airport
Detroit Metropolitan Wayne County
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$207
Distance
1370 mi

Book with confidence

Harlingen to Detroit Flights

The cheapest times to fly from Harlingen to Detroit

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Harlingen to Detroit are during the month of January. You can find some of the cheapest flights from Harlingen to Detroit with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Harlingen to Detroit

Sunday is one of the best days to book for cheap flights from Harlingen to Detroit: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Harlingen to Detroit

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Harlingen to Detroit in 2025. You can also book with separate airlines for your outbound and return journeys, from $91 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Harlingen to Detroit flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Harlingen to Detroit airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Harlingen to Detroit Flights

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*Available to One Key members.