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$67+ Cheap flights from Reagan-National (DCA) to Detroit (DTT)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — DTT
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Detroit All airports are usually found in December or May, booked 86 days in advance, depart on a Saturday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 July 1, 2025.

Round-trip from

$137
(Delta)

One-way from

$67
(CheapOair)

Popular in

April

Cheapest in

December

Average price

$281

Good round-trip deal

$241 or less

Good one-way deal

$149 or less
From Washington, D.C. Reagan-National to Detroit (DTT)
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One-way flight from Washington, D.C. Reagan-National to Detroit (DTT)
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Detroit (DTT).
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Detroit (DTT).
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Find flight deals from Reagan-National to Detroit

Cheapest flights from Reagan-National to Detroit
Explore the most affordable flight options available from Reagan-National to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Delta deal was found by Cheapflights users on 6/30. 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.
Thu 8/146:00 amDCA - DTW
Nonstop1h 31mDelta
Thu 8/217:05 amDTW - DCA
Nonstop1h 30mDelta
Deal found 6/30$137
This Southwest deal was found by Cheapflights users on 6/29. 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.
Wed 8/136:35 pmDCA - DTW
1 stop3h 55mSouthwest
Thu 8/216:30 amDTW - DCA
1 stop5h 40mSouthwest
Deal found 6/29$157
This American Airlines deal was found by Cheapflights users on 6/30. 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 10/3010:54 amDCA - DTW
Nonstop1h 36mAmerican Airlines
Sun 11/21:00 pmDTW - DCA
Nonstop1h 40mAmerican Airlines
Deal found 6/30$166
This United Airlines deal was found by Cheapflights users on 7/1. 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 8/2611:10 amDCA - DTW
1 stop5h 16mUnited Airlines
Tue 9/211:00 amDTW - DCA
1 stop4h 51mUnited Airlines
Deal found 7/1$178
This CheapOair deal was found by Cheapflights users on 6/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:00 pmDCA - DTW
1 stop29h 58mFrontier
Mon 9/86:10 amDTW - DCA
1 stop11h 04mFrontier
Deal found 6/29$180

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National to Detroit 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 July 1, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Detroit that are best for you.

Fly from

Reagan-National

Fly to

Detroit

Route

Depart

Return

Price

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 8/14

6:00 am-7:31 am

Nonstop1h 31m

Detroit Metropolitan Wayne County

Thu 8/21

7:05 am-8:35 am

Nonstop1h 30m

$137

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Wed 8/13

6:35 pm-10:30 pm

1 stop3h 55m

Detroit Metropolitan Wayne County

Thu 8/21

6:30 am-12:10 pm

1 stop5h 40m

$157

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Tue 7/15

2:54 pm-4:50 pm

Nonstop1h 56m

Detroit Metropolitan Wayne County

Mon 12/8

5:58 am-7:45 am

Nonstop1h 47m

$168

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Tue 8/26

11:10 am-4:26 pm

1 stop5h 16m

Detroit Metropolitan Wayne County

Tue 9/2

11:00 am-3:51 pm

1 stop4h 51m

$178

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Fri 9/5

6:00 pm-11:58 pm

1 stop29h 58m

Detroit Metropolitan Wayne County

Mon 9/8

6:10 am-5:14 pm

1 stop11h 04m

$180

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Mon 7/21

5:45 pm-10:57 pm

1 stop5h 12m

Detroit Metropolitan Wayne County

Tue 7/29

7:30 am-12:54 pm

1 stop5h 24m

$227

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Wed 9/3

1:00 pm-9:43 pm

1 stop8h 43m

$67

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 8/21

7:44 am-9:24 am

Nonstop1h 40m

$69

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 8/21

3:55 pm-9:30 pm

1 stop5h 35m

$79

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Sat 9/27

6:25 am-11:30 am

1 stop5h 05m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Reagan-National to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Reagan-National 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 Washington, D.C. Reagan-National Airport to Detroit

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Detroit?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Detroit. Price data was last updated on June 27, 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Reagan-National Airport to Detroit. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Detroit?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Detroit (average of $257). Flying from Washington, D.C. Reagan-National Airport 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.

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

Find hourly flight availability from Reagan-National to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

When flying from Washington, D.C. Reagan-National Airport to Detroit, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight in the afternoon.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Detroit?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Detroit. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Detroit flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Detroit

Explore weekly flight availability from Reagan-National to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 1, 2025.

The most flights from DCA to DTT are scheduled on a Tuesday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

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 July 1, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. Reagan-National Airport to Detroit have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Food

7.0

Overall

8.0

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,273 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Food

7.0

Overall

8.0

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,973 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Food

7.0

Overall

8.0

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,858 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Food

7.0

Overall

8.0

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,919 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Food

7.0

Overall

8.0

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Food

7.0

Overall

8.0

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

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

  • What airport do you fly into for flights to Detroit from Washington, D.C. Reagan-National?

    Detroit All airports (DTT) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Detroit. You should not have trouble finding flights to All airports from Washington, D.C. Reagan-National; the airport handles an average of 13 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Detroit airport from Washington, D.C. Reagan-National. It is only a 0.6 mi journey from All airports (DTT) to Detroit’s city center.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Detroit round-trip?

    Delta, at $137, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Detroit.Alternate airlines to your destination round-trip include Southwest and American Airlines. Delta is currently priced 53% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Detroit one-way?

    $67 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $69 and $79, respectively.

  • What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Detroit?

    The top 3 most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Detroit are Aeromexico (97%), Korean Air (95%) and WestJet (91%).

  • What are the cheapest flights from Washington, D.C. Reagan-National Airport to Detroit?

    Looking for the cheapest flight from Washington, D.C. Reagan-National Airport to Detroit? While on average our users pay $1,474, our data indicates the cheapest price to be $99. The most popular route (Washington, D.C. Reagan-National - Detroit Metropolitan Wayne County), is priced around $137.

  • Can I find deals for flights from Reagan-National to Detroit that include hotel bookings?

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

  • How can I find direct flights from Reagan-National to Detroit?

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

  • Can I find deals for business class flights from Reagan-National to Detroit?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Detroit?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Detroit (average of $257). Flying from Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Roseville
Port Huron

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Alternative routes for Reagan-National to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to O'Hare Intl flights
Baltimore to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Midway flights
Baltimore to Midway flights
Dulles Intl to Detroit flights
Reagan-National to Midway flights
Reagan-National to Detroit flights
Baltimore to Detroit flights
Reagan-National to Traverse City flights
Baltimore to Traverse City flights
Reagan-National to Grand Rapids flights
Dulles Intl to Grand Rapids flights
Dulles Intl to Traverse City flights
Baltimore to Grand Rapids flights
Dulles Intl to South Bend flights
Baltimore to South Bend flights
Reagan-National to South Bend flights
Reagan-National to Lansing flights
Dulles Intl to Pellston flights
Baltimore to Flint flights
Dulles Intl to Lansing flights
Reagan-National to Flint flights
Reagan-National to Pellston flights
Baltimore to Lansing flights
Dulles Intl to Flint flights
Baltimore to Pellston flights
Reagan-National to Marquette flights
Dulles Intl to Marquette flights
Dulles Intl to Kalamazoo flights
Dulles Intl to Bay City flights
Reagan-National to Kalamazoo flights
Baltimore to Hancock flights
Baltimore to Marquette flights
Reagan-National to Bay City flights
Baltimore to Bay City flights
Baltimore to Kalamazoo flights
Dulles Intl to Sault Ste. Marie flights
Dulles Intl to Iron Mountain flights
Reagan-National to Muskegon flights
Baltimore to Escanaba flights
Dulles Intl to Muskegon flights
Baltimore to Iron Mountain flights
Baltimore to Sault Ste. Marie flights
Reagan-National to Sault Ste. Marie flights
Reagan-National to Hancock flights
Dulles Intl to Hancock flights
Reagan-National to Iron Mountain flights
Dulles Intl to Alpena flights
Reagan-National to Alpena flights

Top 3 airlines flying from Reagan-National to Detroit

Discover the top 3 airlines that operate flights from Reagan-National 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$280FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$181Average$300FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$208Average$378FlexibilityNo cancel feeOn-time63%

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