What are the cheapest airlines flying from Flint, Michigan to Washington, D.C. Dulles Intl Airport round-trip?

Our cheapest airline available from Flint, Michigan to Washington, D.C. Dulles Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $364 on this airline. An additional option worth looking into is United Airlines, starting at $399.

What is the cheapest day to fly from Flint, Michigan to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Flint, Michigan to Washington, D.C. Dulles Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl 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. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl 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).

What is the cheapest day to fly round-trip from Flint, Michigan to Washington, D.C. Dulles Intl Airport?

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 89% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Flint, Michigan to Washington, D.C. Dulles Intl Airport?

Flights from Flint, Michigan to Washington, D.C. Dulles Intl Airport lean towards being more expensive in July. Prices are generally better when you fly from Flint, Michigan to Washington, D.C. Dulles Intl Airport in October, with the cheapest ticket starting at $138.

What airport do you fly from for flights from Flint to Washington, D.C. Dulles Intl?

Most people fly from Flint Bishop (FNT) if they book a flight from Flint to Washington, D.C. Dulles Intl. On average, Bishop has 0 outbound flights to Washington, D.C. Dulles Intl per day from 1 airline. Flint Bishop is conveniently located just 4.3 mi from Flint’s city center.

Can I find deals for flights from Flint to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Flint to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Flint to Dulles Intl?

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

Can I find deals for business class flights from Flint to Dulles Intl?

Yes. Cheapflights offers flight deals from Flint to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$168+ Flights from Flint, MI to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Flint to Dulles Intl

Round-trip from	$364 (American Airlines)
One-way from	$168 (Mytrip)
Popular in	July
Cheapest in	May
Average price	$489

From Flint Bishop to Washington, D.C. Dulles Intl

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One-way flight from Flint Bishop to Washington, D.C. Dulles Intl

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Highest demand for flights based on searches. 13% potential increase in price ($52 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Flint to Dulles Intl

Cheapest flights from Flint to Dulles Intl
Explore the most affordable flight options available from Flint to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Thu 8/76:00 amFNT - IAD

1 stop5h 08mAllegiant Air

Fri 8/83:13 pmIAD - FNT

2 stops17h 27mAllegiant Air

Deal found 7/26

$336

Thu 7/316:32 amFNT - IAD

2 stops10h 37mAmerican Airlines

Mon 8/45:39 pmIAD - FNT

2 stops6h 46mAmerican Airlines

Deal found 7/28

$339

Sun 8/177:30 amFNT - IAD

1 stop9h 54mMultiple Airlines

Sun 8/244:56 pmIAD - FNT

3 stops20h 38mMultiple Airlines

Deal found 7/29

$375

Thu 7/317:00 amFNT - IAD

1 stop6h 49mUnited Airlines

Mon 8/43:39 pmIAD - FNT

1 stop6h 51mUnited Airlines

Deal found 7/28

$399

Best flights from Flint to Dulles Intl
Discover carefully curated flight deals from Flint to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Tue 8/196:00 amFNT - IAD

2 stops9h 19mAmerican Airlines

Sat 8/239:14 amIAD - FNT

2 stops10h 21mAmerican Airlines

Deal found 7/29

$364

Sun 8/177:30 amFNT - IAD

1 stop9h 54mMultiple Airlines

Sun 8/244:56 pmIAD - FNT

3 stops20h 38mMultiple Airlines

Deal found 7/29

$375

Tue 8/127:00 amFNT - IAD

1 stop6h 49mUnited Airlines

Sat 8/163:39 pmIAD - FNT

1 stop6h 51mUnited Airlines

Deal found 7/28

$399

Last-minute flights from Flint to Dulles Intl
Discover last-minute flight deals from Flint to Dulles Intl. Data last updated July 29, 2025 and is based on user searches.

Thu 7/316:32 amFNT - IAD

2 stops10h 37mAmerican Airlines

Mon 8/45:39 pmIAD - FNT

2 stops6h 46mAmerican Airlines

Deal found 7/28

$339

Thu 7/317:00 amFNT - IAD

1 stop6h 49mUnited Airlines

Mon 8/43:39 pmIAD - FNT

1 stop6h 51mUnited Airlines

Deal found 7/28

$399

Tue 8/56:32 amFNT - IAD

2 stops10h 37mAmerican Airlines

Tue 8/1210:25 amIAD - FNT

2 stops9h 10mAmerican Airlines

Deal found 7/27

$389

Thu 8/76:00 amFNT - IAD

1 stop5h 08mAllegiant Air

Fri 8/83:13 pmIAD - FNT

2 stops17h 27mAllegiant Air

Deal found 7/26

$336

Fri 8/87:00 amFNT - IAD

1 stop4h 55mUnited Airlines

Sun 8/108:30 amIAD - FNT

1 stop4h 53mUnited Airlines

Deal found 7/28

$459

Sun 8/177:30 amFNT - IAD

1 stop9h 54mMultiple Airlines

Sun 8/244:56 pmIAD - FNT

3 stops20h 38mMultiple Airlines

Deal found 7/29

$375

One-way flights from Flint to Dulles Intl
Search for one-way flight options from Flint to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Mon 8/49:15 amFNT - IAD

3 stops26h 11mMultiple Airlines

Deal found 7/28

$168

Sun 8/247:00 amFNT - IAD

1 stop4h 55mUnited Airlines

Deal found 7/28

$228

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Tue 8/19

6:00 am-3:19 pm

2 stops9h 19m

Washington, D.C. Dulles Intl

Sat 8/23

9:14 am-7:35 pm

2 stops10h 21m

$364

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Sun 8/17

7:30 am-5:24 pm

1 stop9h 54m

Washington, D.C. Dulles Intl

Sun 8/24

4:56 pm-1:34 pm

3 stops20h 38m

$375

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Tue 8/12

7:00 am-1:49 pm

1 stop6h 49m

Washington, D.C. Dulles Intl

Sat 8/16

3:39 pm-10:30 pm

1 stop6h 51m

$399

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Mon 8/4

9:15 am-11:26 am

3 stops26h 11m

$168

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Sun 8/24

7:00 am-11:55 am

1 stop4h 55m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Flint to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Flint 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 Flint to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Flint, Michigan to Washington, D.C. Dulles Intl Airport?

Currently, July is the cheapest month in which you can book a flight from Flint, Michigan to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Flint, Michigan to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 FNT to IAD?

It’s typically best to fly out from Flint, Michigan to Washington, D.C. Dulles Intl Airport at noon. Doing so could potentially save you 23% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown United Airlines and American Airlines from Flint to Washington, D.C. Dulles Intl Airport. 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.

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,896 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What airport do you fly from for flights from Flint to Washington, D.C. Dulles Intl?
Most people fly from Flint Bishop (FNT) if they book a flight from Flint to Washington, D.C. Dulles Intl. On average, Bishop has 0 outbound flights to Washington, D.C. Dulles Intl per day from 1 airline. Flint Bishop is conveniently located just 4.3 mi from Flint’s city center.
What are the cheapest airlines flying from Flint, Michigan to Washington, D.C. Dulles Intl Airport round-trip?
Our cheapest airline available from Flint, Michigan to Washington, D.C. Dulles Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $364 on this airline. An additional option worth looking into is United Airlines, starting at $399.
Can I find deals for flights from Flint to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Flint to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Flint to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Flint to Dulles Intl.
Can I find deals for business class flights from Flint to Dulles Intl?
Yes. Cheapflights offers flight deals from Flint to Dulles Intl 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 Flint, Michigan to Washington, D.C. Dulles Intl Airport?
Currently, July is the cheapest month in which you can book a flight from Flint, Michigan to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Flint, Michigan to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

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Top airline flying from Flint to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$242	Average$329	FlexibilityNo cancel fee	On-time69%

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$168+ Cheap flights from Flint, MI (FNT) to Dulles Intl (IAD)

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Flint to Dulles Intl with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Flint to Dulles Intl

Round-trip from

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Find flight deals from Flint to Dulles Intl

Cheapest flights from Flint to Dulles IntlExplore the most affordable flight options available from Flint to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Flint to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Flint to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Flint with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Flint to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Flint, Michigan to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from FNT to IAD?

Find hourly flight availability from Flint to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Flint to Dulles Intl. 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 Flint to Washington, D.C. Dulles Intl?

What are the cheapest airlines flying from Flint, Michigan to Washington, D.C. Dulles Intl Airport round-trip?

Can I find deals for flights from Flint to Dulles Intl that include hotel bookings?

How can I find direct flights from Flint to Dulles Intl?

Can I find deals for business class flights from Flint to Dulles Intl?

What is the cheapest month to book a flight from Flint, Michigan to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for Flint to Dulles Intl

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Top airline flying from Flint to Dulles Intl

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Cheapest flights from Flint to Dulles Intl
Explore the most affordable flight options available from Flint to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.