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

Delta, at $179, was found to be the cheapest airline from Detroit to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include Frontier and Southwest. Delta is currently priced 35% below the average price you’ll pay for this route.

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

The cheapest airlines for a one-way flight from Detroit to Washington, D.C. Reagan-National Airport are American Airlines ($90), Frontier ($91), and Southwest ($100).

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

On average you can expect to pay $245 for a flight from Detroit to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $89 while the most popular route, (Detroit Metropolitan Wayne County - Washington, D.C. Reagan-National) is currently priced at $179.

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

Before booking your flight to Washington, D.C. Reagan-National Airport from Detroit, check out the most reliable airlines to get you to your destination on time: Republic Airways (81%), Endeavor Airlines (80%), American Airlines( 76%).

What are the most popular airlines that fly from Detroit to Washington, D.C. Reagan-National Airport?

The most popular airlines flying from Detroit to Washington, D.C. Reagan-National Airport are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

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

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Most accurate provider : When it comes to deals on Detroit-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Detroit-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams 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-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

For a flight from Detroit to Washington, D.C. Reagan-National, you will be flying from All airports. Detroit All airports (DTT) is just 0.6 mi from the center of the city. All airports is the only Detroit airport and it handles 14 outbound flights to Washington, D.C. Reagan-National per day. 5 airlines have flights to Washington, D.C. Reagan-National from Detroit All airports on a regular basis.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Detroit to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$90+ Flights from Detroit to Washington, D.C. Reagan-National Airport

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Find cheap flights from Detroit to Reagan-National 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.

Cheapflights Tip: The best prices from Detroit All airports to Washington, D.C. Reagan-National are usually found in February or September, booked 42 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Detroit to Reagan-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$179 (Delta)
One-way from	$90 (American Airlines)
Popular in	January
Cheapest in	February
Average price	$293
Good round-trip deal	$216 or less
Good one-way deal	$142 or less

Provider with most accurate pricing for Detroit (DTT)-Washington, D.C. Reagan-National flight deals.

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Provider most trusted by Cheapflights users for Detroit (DTT)-Washington, D.C. Reagan-National flights.

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From Detroit (DTT) to Washington, D.C. Reagan-National

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One-way flight from Detroit (DTT) to Washington, D.C. Reagan-National

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Highest demand for flights based on searches. 1% potential increase in price ($2 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Detroit (DTT) to Washington, D.C. Reagan-National.

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Price to beat on a one-way flight from Detroit (DTT) to Washington, D.C. Reagan-National.

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Find flight deals from Detroit to Reagan-National

Cheapest flights from Detroit to Reagan-National
Explore the most affordable flight options available from Detroit to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Thu 5/292:30 pmDTW - DCA

Nonstop1h 29mDelta

Sat 5/316:00 amDCA - DTW

Nonstop1h 31mDelta

Deal found 4/22

$179

Thu 5/296:00 amDTW - DCA

1 stop10h 59mFrontier

Sat 5/311:00 pmDCA - DTW

1 stop11h 44mFrontier

Deal found 4/23

$188

Fri 5/306:35 pmDTW - DCA

1 stop4h 20mSouthwest

Fri 6/66:00 amDCA - DTW

1 stop4h 10mSouthwest

Deal found 4/23

$204

Tue 6/109:49 amDTW - DCA

Nonstop1h 37mAmerican Airlines

Sat 6/147:29 amDCA - DTW

Nonstop1h 42mAmerican Airlines

Deal found 4/23

$210

Thu 9/2512:15 pmDTW - DCA

1 stop6h 29mJetBlue

Mon 9/296:30 amDCA - DTW

1 stop5h 00mJetBlue

Deal found 4/23

$227

Wed 7/29:45 amDTW - DCA

1 stop5h 37mUnited Airlines

Sat 7/57:00 amDCA - DTW

1 stop5h 59mUnited Airlines

Deal found 4/23

$274

Best flights from Detroit to Reagan-National
Discover carefully curated flight deals from Detroit to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Thu 5/292:30 pmDTW - DCA

Nonstop1h 29mDelta

Sat 5/316:00 amDCA - DTW

Nonstop1h 31mDelta

Deal found 4/22

$179

Sat 5/316:00 amDTW - DCA

1 stop15h 59mFrontier

Sat 6/71:00 pmDCA - DTW

1 stop21h 51mFrontier

Deal found 4/23

$188

Fri 5/306:35 pmDTW - DCA

1 stop4h 20mSouthwest

Sun 6/16:10 amDCA - DTW

1 stop6h 05mSouthwest

Deal found 4/23

$204

Tue 6/109:49 amDTW - DCA

Nonstop1h 37mAmerican Airlines

Sat 6/147:29 amDCA - DTW

Nonstop1h 42mAmerican Airlines

Deal found 4/23

$210

Wed 7/29:45 amDTW - DCA

1 stop5h 37mUnited Airlines

Sat 7/57:00 amDCA - DTW

1 stop5h 59mUnited Airlines

Deal found 4/23

$274

Fri 5/307:30 amDTW - DCA

1 stop6h 44mJetBlue

Wed 6/44:15 pmDCA - DTW

1 stop5h 25mJetBlue

Deal found 4/23

$333

Last-minute flights from Detroit to Reagan-National
Discover last-minute flight deals from Detroit to Reagan-National. Data last updated April 24, 2025 and is based on user searches.

Wed 4/309:39 amDTW - DCA

Nonstop1h 35mAmerican Airlines

Wed 4/3010:05 pmDCA - DTW

Nonstop1h 47mAmerican Airlines

Deal found 4/22

$381

Thu 5/13:25 pmDTW - DCA

Nonstop1h 26mDelta

Sat 5/316:00 amDCA - DTW

Nonstop1h 31mDelta

Deal found 4/23

$214

Fri 5/22:33 pmDTW - DCA

1 stop21h 34mFrontier

Sun 5/117:00 amDCA - DTW

1 stop30h 28mFrontier

Deal found 4/21

$191

Fri 5/26:05 amDTW - DCA

1 stop4h 05mSouthwest

Tue 5/67:30 amDCA - DTW

1 stop4h 45mSouthwest

Deal found 4/22

$244

Fri 5/26:00 amDTW - DCA

1 stop4h 53mUnited Airlines

Sat 5/33:17 pmDCA - DTW

2 stops8h 20mUnited Airlines

Deal found 4/21

$567

Wed 5/710:05 amDTW - DCA

1 stop4h 31mUnited Airlines

Wed 5/1410:30 amDCA - DTW

1 stop4h 50mUnited Airlines

Deal found 4/23

$299

Mon 5/122:28 pmDTW - DCA

1 stop21h 39mFrontier

Wed 5/141:00 pmDCA - DTW

1 stop24h 28mFrontier

Deal found 4/22

$170

Wed 5/289:43 amDTW - DCA

Nonstop1h 35mAmerican Airlines

Sun 6/810:10 pmDCA - DTW

Nonstop1h 49mAmerican Airlines

Deal found 4/23

$209

Thu 5/2910:05 amDTW - DCA

Nonstop1h 26mDelta

Sat 5/316:32 pmDCA - DTW

Nonstop1h 38mDelta

Deal found 4/22

$179

Fri 5/306:35 pmDTW - DCA

1 stop4h 20mSouthwest

Sun 6/16:10 amDCA - DTW

1 stop6h 05mSouthwest

Deal found 4/23

$204

Fri 5/307:30 amDTW - DCA

1 stop5h 30mJetBlue

Wed 6/44:15 pmDCA - DTW

1 stop5h 25mJetBlue

Deal found 4/22

$333

One-way flights from Detroit to Reagan-National
Search for one-way flight options from Detroit to Reagan-National. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Sat 5/245:24 pmDTW - DCA

Nonstop1h 36mAmerican Airlines

Deal found 4/23

$90

Fri 5/162:28 pmDTW - DCA

1 stop26h 31mFrontier

Deal found 4/22

$91

Sat 5/246:45 amDTW - DCA

1 stop5h 25mSouthwest

Deal found 4/23

$100

Wed 6/257:30 amDTW - DCA

1 stop5h 25mJetBlue

Deal found 4/24

$124

Sun 5/2510:05 amDTW - DCA

Nonstop1h 26mDelta

Deal found 4/23

$136

Tue 6/109:14 amDTW - DCA

1 stop5h 10mUnited Airlines

Deal found 4/23

$229

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 5/29

2:30 pm-3:59 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Sat 5/31

6:00 am-7:31 am

Nonstop1h 31m

$179

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 5/29

6:00 am-4:59 pm

1 stop10h 59m

Washington, D.C. Reagan-National

Sat 5/31

1:00 pm-12:44 am

1 stop11h 44m

$188

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 5/30

6:35 pm-10:55 pm

1 stop4h 20m

Washington, D.C. Reagan-National

Fri 6/6

6:00 am-10:10 am

1 stop4h 10m

$204

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 6/10

9:49 am-11:26 am

Nonstop1h 37m

Washington, D.C. Reagan-National

Sat 6/14

7:29 am-9:11 am

Nonstop1h 42m

$210

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 9/25

12:15 pm-6:44 pm

1 stop6h 29m

Washington, D.C. Reagan-National

Mon 9/29

6:30 am-11:30 am

1 stop5h 00m

$227

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Wed 7/2

9:45 am-3:22 pm

1 stop5h 37m

Washington, D.C. Reagan-National

Sat 7/5

7:00 am-12:59 pm

1 stop5h 59m

$274

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 5/16

2:28 pm-4:59 pm

1 stop26h 31m

$91

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 5/20

4:05 pm-8:20 pm

1 stop4h 15m

$105

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Mon 5/26

6:07 am-7:45 am

Nonstop1h 38m

$112

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 7/22

7:45 am-2:45 pm

1 stop7h 00m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 12 results

Compare providers for flights from Detroit to Reagan-National

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Reagan-National in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Detroit-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams 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-Washington, D.C. Reagan-National Airport 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 Reagan-National

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

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

Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to Washington, D.C. Reagan-National Airport. 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 Detroit to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Detroit to Washington, D.C. Reagan-National Airport (average of $278). Flying from Detroit to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 DTT to DCA?

A simple way to save on the total cost of your ticket is to fly from Detroit to Washington, D.C. Reagan-National Airport in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

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

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

Rainfall in Reagan-National by month

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Southwest, Delta and United Airlines from Detroit to Washington, D.C. have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,286 reviews

Reviews

1 / 20

10.0

Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Southwest

8.0

Very good

4,286 reviews

Southwest

8.0

Very good

4,286 reviews

Reviews

1 / 20

10.0

Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Delta

8.0

Very good

7,920 reviews

Southwest

8.0

Very good

4,286 reviews

Reviews

1 / 20

10.0

Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

United Airlines

7.4

Good

8,685 reviews

Southwest

8.0

Very good

4,286 reviews

Reviews

1 / 20

10.0

Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

JetBlue

7.3

Good

2,924 reviews

Southwest

8.0

Very good

4,286 reviews

Reviews

1 / 20

10.0

Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,286 reviews

Reviews

1 / 20

10.0

Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

What airport do you fly from for flights from Detroit to Washington, D.C. Reagan-National?
For a flight from Detroit to Washington, D.C. Reagan-National, you will be flying from All airports. Detroit All airports (DTT) is just 0.6 mi from the center of the city. All airports is the only Detroit airport and it handles 14 outbound flights to Washington, D.C. Reagan-National per day. 5 airlines have flights to Washington, D.C. Reagan-National from Detroit All airports on a regular basis.
What are the cheapest airlines flying from Detroit to Washington, D.C. Reagan-National Airport round-trip?
Delta, at $179, was found to be the cheapest airline from Detroit to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include Frontier and Southwest. Delta is currently priced 35% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Detroit to Washington, D.C. Reagan-National Airport one-way?
The cheapest airlines for a one-way flight from Detroit to Washington, D.C. Reagan-National Airport are American Airlines ($90), Frontier ($91), and Southwest ($100).
What are the most reliable airlines from Detroit to Washington, D.C. Reagan-National Airport?
Before booking your flight to Washington, D.C. Reagan-National Airport from Detroit, check out the most reliable airlines to get you to your destination on time: Republic Airways (81%), Endeavor Airlines (80%), American Airlines( 76%).
What are the cheapest flights from Detroit to Washington, D.C. Reagan-National Airport?
On average you can expect to pay $245 for a flight from Detroit to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $89 while the most popular route, (Detroit Metropolitan Wayne County - Washington, D.C. Reagan-National) is currently priced at $179.
Can I find deals for flights from Detroit to Reagan-National that include hotel bookings?
Yes. In addition to deals on Detroit to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Detroit to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Reagan-National.
Can I find deals for business class flights from Detroit to Reagan-National?
Yes. Cheapflights offers flight deals from Detroit to Reagan-National 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 to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Detroit to Washington, D.C. Reagan-National Airport (average of $278). Flying from Detroit to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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

Arlington

Alexandria

Woodbridge

Fairfax

Tysons

Springfield

Rockville

Fredericksburg

Gaithersburg

Silver Spring

Linthicum Heights

Falls Church

Laurel

Easton

Herndon

Bowie

Towson

National Harbor

Oxon Hill

Reston

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Top 5 airlines flying from Detroit to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$37	Average$229	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$168	Average$348	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$169	Average$255	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$179	Average$280	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$284	Average$388	FlexibilityNo cancel fee	On-time63%

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$90+ Cheap flights from Detroit (DTT) to Reagan-National (DCA)

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Detroit to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Detroit All airports to Washington, D.C. Reagan-National are usually found in February or September, booked 42 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Detroit to Reagan-National

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Detroit to Reagan-National

Cheapest flights from Detroit to Reagan-NationalExplore the most affordable flight options available from Detroit to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Detroit to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Washington, D.C. Reagan-National Airport that are best for you.

Compare providers for flights from Detroit to Reagan-National

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 Reagan-National in April.

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

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Detroit with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Washington, D.C. Reagan-National Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Reagan-National. Price data was last updated on April 18, 2025.

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

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

Find hourly flight availability from Detroit to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Detroit to Reagan-National. Price data was last updated on March 30, 2025.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Southwest, Delta and United Airlines from Detroit to Washington, D.C. have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Reagan-National. 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 from for flights from Detroit to Washington, D.C. Reagan-National?

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

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

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

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

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

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

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

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

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Alternative routes for Detroit to Reagan-National

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Top 5 airlines flying from Detroit to Reagan-National

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Cheapest flights from Detroit to Reagan-National
Explore the most affordable flight options available from Detroit to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.