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Dulles Intl

$134+ Cheap flights from Flint (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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — IAD
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap 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 March 13, 2026.

This American Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 5/205:36 am
FNT
-
IAD
2 stops9h 11m
American Airlines
Sun 5/246:20 am
IAD
-
FNT
2 stops10h 49m
American Airlines
Deal found 3/9$259
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
FNT
-
IAD
1 stop8h 14m
Allegiant Air
Sun 6/75:06 pm
IAD
-
FNT
1 stop28h 35m
Allegiant Air
Deal found 3/10$297
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 4/812:59 pm
FNT
-
IAD
2 stops11h 00m
American Airlines
Wed 4/153:17 pm
IAD
-
FNT
2 stops8h 09m
American Airlines
Deal found 3/11$314
This American Airlines deal was found by Cheapflights users on 3/12. 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.
Tue 4/2112:59 pm
FNT
-
IAD
2 stops10h 07m
American Airlines
Thu 4/239:19 am
IAD
-
FNT
2 stops9h 44m
American Airlines
Deal found 3/12$382
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Tue 4/75:36 am
FNT
-
IAD
2 stops9h 47m
American Airlines
Tue 4/1410:32 am
IAD
-
FNT
2 stops8h 31m
American Airlines
Deal found 3/10$408
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 4/88:05 pm
FNT
-
IAD
1 stop4h 27m
United Airlines
Wed 4/1510:10 am
IAD
-
FNT
1 stop4h 58m
United Airlines
Deal found 3/11$411
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 3/307:15 am
FNT
-
IAD
1 stop4h 33m
United Airlines
Mon 4/1310:10 am
IAD
-
FNT
1 stop4h 58m
United Airlines
Deal found 3/8$431
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/223:24 pm
FNT
-
IAD
2 stops22h 30m
Allegiant Air
Mon 3/306:42 pm
IAD
-
FNT
1 stop19h 02m
Allegiant Air
Deal found 3/9$434
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
FNT
-
IAD
1 stop8h 14m
Multiple Airlines
Sun 6/76:00 am
IAD
-
FNT
2 stops15h 38m
Multiple Airlines
Deal found 3/10$436
This United Airlines deal was found by Cheapflights users on 3/9. 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 7/147:41 pm
FNT
-
IAD
1 stop5h 04m
United Airlines
Wed 7/1510:31 am
IAD
-
FNT
1 stop4h 30m
United Airlines
Deal found 3/9$441
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 3/2512:28 pm
FNT
-
IAD
2 stops8h 02m
American Airlines
Tue 3/3111:30 am
IAD
-
FNT
2 stops11h 35m
American Airlines
Deal found 3/9$443
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 5/227:41 pm
FNT
-
IAD
1 stop5h 04m
United Airlines
Sun 5/2410:31 am
IAD
-
FNT
1 stop4h 30m
United Airlines
Deal found 3/12$450

Find flight deals from Flint to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) to Dulles Intl (IAD). 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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(American Airlines)

One-way from

$134
(Kiwi.com)

Popular in

July

Cheapest in

June

Average price

$326
Provider with most accurate pricing for Flint Bishop-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Flint Bishop-Washington, D.C. Dulles Intl flights.
Search Deals
From Flint Bishop to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Flint Bishop to Washington, D.C. Dulles Intl
Search Deals
High demand for flights, 7% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint to Dulles Intl 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 March 13, 2026.
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

Cheapest round-trip

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Thu 7/16

6:30 am-11:52 am

1 stop5h 22m

Washington, D.C. Dulles Intl

Sun 7/19

3:39 pm-11:03 pm

1 stop7h 24m

$450

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Mon 3/23

3:30 pm-8:37 pm

1 stop5h 07m

Washington, D.C. Dulles Intl

Mon 4/13

1:10 pm-7:04 pm

1 stop5h 54m

$458

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Fri 4/3

8:05 pm-12:32 am

1 stop4h 27m

Washington, D.C. Dulles Intl

Mon 4/6

1:10 pm-7:04 pm

1 stop5h 54m

$459

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Thu 4/2

3:55 pm-9:04 pm

1 stop5h 09m

Washington, D.C. Dulles Intl

Sun 4/5

1:10 pm-7:04 pm

1 stop5h 54m

$459

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Wed 4/22

3:55 pm-9:04 pm

1 stop5h 09m

Washington, D.C. Dulles Intl

Sat 4/25

5:26 pm-10:48 pm

1 stop5h 22m

$459

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Wed 4/1

8:05 pm-12:32 am

1 stop4h 27m

Washington, D.C. Dulles Intl

Fri 4/3

8:20 am-3:08 pm

1 stop6h 48m

$460

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Mon 3/30

3:55 pm-9:04 pm

1 stop5h 09m

Washington, D.C. Dulles Intl

Thu 4/2

5:26 pm-10:48 pm

1 stop5h 22m

$460

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Sat 3/28

5:46 pm-11:59 pm

1 stop6h 13m

Washington, D.C. Dulles Intl

Fri 4/3

8:20 am-3:08 pm

1 stop6h 48m

$460

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Fri 4/3

8:05 pm-12:32 am

1 stop4h 27m

Washington, D.C. Dulles Intl

Tue 4/7

8:20 am-10:48 pm

2 stops14h 28m

$484

FlintWashington, D.C.

FNT - IAD

FNTIAD

Flint Bishop

Thu 5/14

7:15 am-2:03 pm

1 stop6h 48m

Washington, D.C. Dulles Intl

Sun 5/17

8:20 am-2:59 pm

1 stop6h 39m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Flint to Dulles Intl

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 Flint to Dulles Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Flint-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flint-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flint-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Flint-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Flint-Washington, D.C. Dulles Intl 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 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 to Washington, D.C. Dulles Intl Airport?

Currently, July is the cheapest month in which you can book a flight from Flint to Washington, D.C. Dulles Intl Airport (average of $106). Flying from Flint to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $189). 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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 13, 2026.
Read reviews from past customers who have flown United 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
9,418 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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?

    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.

  • How long is the flight from Flint to Washington, D.C. Dulles Intl Airport?

    Airlines like United Airlines fly from Flint to Washington, D.C. Dulles Intl Airport in about 5h 07m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 429 mi.

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

    United Airlines, at $288, was found to be the cheapest airline from Flint to Washington, D.C. Dulles Intl Airport..

  • 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 to Washington, D.C. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Flint to Washington, D.C. Dulles Intl Airport (average of $106). Flying from Flint to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $189). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Flint to Dulles Intl

Discover the top airline that operate flights from Flint to Dulles Intl. 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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$564FlexibilityNo cancel feeOn-time69%

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