Question 1

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

Accepted Answer

According to our current data, Delta (C$ 215), Southwest (C$ 242), and United Airlines (C$ 293) offers the cheapest pricing from Detroit to Washington, D.C.. Delta is 29% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

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

Accepted Answer

The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as C$ 129. However, be on the lookout for offers from American Airlines and JetBlue, as they are both options that can get you from Detroit to Washington, D.C. for a low price.

Question 3

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

Accepted Answer

The price you pay for your flight from Detroit to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 4

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

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Detroit to Washington, D.C. (average of C$ 327). Flying from Detroit to Washington, D.C. in June is currently the most expensive (average of C$ 411). 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.

Question 5

What is the cheapest day to fly from Detroit to Washington, D.C.?

Accepted Answer

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

Question 6

Weekly flight availability from Detroit to Washington, D.C.

Accepted Answer

The most flights from DTT to WAS are scheduled on a Wednesday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (29 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C., 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Question 9

What are the cheapest flights from Detroit to Washington, D.C.?

Accepted Answer

Looking for the cheapest flight from Detroit to Washington, D.C.? While on average our users pay C$ 316, our data indicates the cheapest price to be C$ 152. The most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Reagan-National), is priced around C$ 237.

Question 10

What are the most reliable airlines from Detroit to Washington, D.C.?

Accepted Answer

Consider SkyWest Airlines (100%), Delta (89%) or Aeromexico (88%) when booking your flight. These represent the most reliable airlines when flying from Detroit to Washington, D.C..

Question 11

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

Accepted Answer

Before booking your flight from Detroit to Washington, D.C. check out the most popular airlines for this route: Delta, Frontier or Spirit Airlines.

Question 12

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

Accepted Answer

Flights from Detroit to Washington, D.C. are generally found to be more expensive on Sunday. This shouldn't discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

Question 13

How far in advance should I book a flight from Detroit to Washington, D.C.?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 60 days in advance, which can save you up to 79% on flights from Detroit to Washington, D.C. compared to booking the week you need them. Waiting 60 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 239. For sooner than that we have options available in the next 3 days from C$ 420.

Question 14

What is the cheapest month to fly from Detroit to Washington, D.C.?

Accepted Answer

September can be a great time to fly to Washington, D.C. from Detroit with a flight ticket averaging about C$ 303. Cheapflights users have found deals in the month of September for as cheap as C$ 81. The most expensive prices can be found in the month of February.

Question 15

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

Accepted Answer

When flying from Detroit to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 39% versus a flight in the evening.

Question 16

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

Accepted Answer

If you book a flight to Washington, D.C. from Detroit, you will be flying from All airports, which is the city’s only airport. Detroit All airports (DTT) is located 0.9 km from the centre of Detroit. There are 43 flights from All airports to Washington, D.C. per day from 5 different airlines.

Question 17

Can I find deals for flights from Detroit to Washington, D.C. that include hotel bookings?

Accepted Answer

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

Question 18

How can I find direct flights from Detroit to Washington, D.C.?

Accepted Answer

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

Question 19

Can I find deals for business class flights from Detroit to Washington, D.C.?

Accepted Answer

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

Question 20

How does Cheapflights help users find flights from Detroit to Washington, D.C.?

Accepted Answer

Cheapflights makes it easy to find Detroit to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 21

Why should you use Cheapflights to find cheap flight tickets from Detroit to Washington, D.C.?

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Detroit to Washington, D.C. for you. Better yet — we are completely free to use.

Question 22

Can Cheapflights find flights from Detroit to Washington, D.C. with no change fees?

Accepted Answer

Need flexible booking options for your flight to Washington, D.C. from Detroit? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 23

Can Cheapflights notify me if prices for flights from Detroit to Washington, D.C. become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Detroit to Washington, D.C. and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	C$ 215
One-way from	C$ 129
Popular in	February
Cheapest in	September
Average price	C$ 309
Good round-trip deal	C$ 226 or less

Airline	Cheapest	Average	Flexibility	On-time
Frontier	CheapestC$ 52	AverageC$ 177	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Delta	CheapestC$ 151	AverageC$ 308	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Spirit Airlines	CheapestC$ 168	AverageC$ 228	FlexibilityNo cancel fee	On-time65%	Search Spirit Airlines flights
Southwest	CheapestC$ 287	AverageC$ 370	FlexibilityNo cancel fee	On-time63%	Search Southwest flights
United Airlines	CheapestC$ 326	AverageC$ 370	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Cheap flights from Detroit to Washington, D.C. from C$ 129

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Detroit All airports to Washington, D.C. are usually found in September or October, booked 71 days in advance, depart on a Friday or Saturday and return on a Monday

Cheap flight deals from Detroit to Washington, D.C.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from Detroit to Washington, D.C.

Cheapest flights from Detroit to Washington, D.C.Explore the most affordable flight options available from Detroit to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Explore the most affordable flight options available from Detroit to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Detroit to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Detroit with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Washington, D.C.

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

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Washington, D.C.. Price data was last updated on 9 June 2025.

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

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

Find hourly flight availability from Detroit to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

What is the cheapest day to fly from Detroit to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Detroit to Washington, D.C.. Price data was last updated on 8 June 2025.

Weekly flight availability from Detroit to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with Southwest, Delta and United Airlines from Detroit to Washington, D.C. have to say. Reviews also offer insight into each airline's 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 Washington, D.C.. 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.?

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

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

What are the most reliable airlines from Detroit to Washington, D.C.?

What are the cheapest flights from Detroit to Washington, D.C.?

Can I find deals for flights from Detroit to Washington, D.C. that include hotel bookings?

How can I find direct flights from Detroit to Washington, D.C.?

Can I find deals for business class flights from Detroit to Washington, D.C.?

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

Travelling to a place near Detroit?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.

Top 5 airlines flying from Detroit to Washington, D.C.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Detroit to Washington, D.C.?

Why should you use Cheapflights to find cheap flight tickets from Detroit to Washington, D.C.?

Can Cheapflights find flights from Detroit to Washington, D.C. with no change fees?

Can Cheapflights notify me if prices for flights from Detroit to Washington, D.C. become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Detroit to Washington, D.C.
Explore the most affordable flight options available from Detroit to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.