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Cheap flights from Harlingen, TX to Detroit (HRL - DTT)

HRL — DTT
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Harlingen to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Detroit (DTT). 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 September 16, 2025.

Popular in

September

Cheapest in

October

Average price

$456
Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Best time to book a flight from Harlingen to Detroit

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

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with American Airlines from Harlingen to Detroit to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Entertainment

6.9

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Entertainment

6.9

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

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

  • What is the cheapest airline to fly from Harlingen, Texas to Detroit round-trip?

    Currently priced at $256, American Airlines will fly you from Harlingen, Texas to Detroit and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Users have found that American Airlines is 31% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Detroit (average of $250). Flying from Harlingen, Texas to Detroit in March is currently the most expensive (average of $305). 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

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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Alternative routes for Harlingen to Detroit

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Top airline flying from Harlingen to Detroit

Discover the top airline that operate flights from Harlingen to Detroit. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$256Average$378FlexibilityNo cancel feeOn-time71%

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