HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$136+ Cheap flights from Burlington (BTV) 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — IAD
Oct 12 — Oct 191
Sun 10/12
Sun 10/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Burlington to Dulles Intl 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 Burlington to Washington, D.C. Dulles Intl are usually found in May or October, booked 52 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Burlington to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) 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 September 12, 2025.

Round-trip from

$189
(United Airlines)

One-way from

$136
(Kiwi.com)

Popular in

February

Cheapest in

May

Average price

$309

Good round-trip deal

$318 or less

Good one-way deal

$273 or less
From Burlington to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Burlington to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Burlington to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Burlington to Washington, D.C. Dulles Intl.
Search Deals

Find flight deals from Burlington to Dulles Intl

Cheapest flights from Burlington to Dulles Intl
Explore the most affordable flight options available from Burlington to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/175:45 amBTV - IAD
Nonstop1h 45mUnited Airlines
Sun 10/198:15 amIAD - BTV
Nonstop1h 39mUnited Airlines
Deal found 9/11$189
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 10/95:45 amBTV - IAD
Nonstop1h 45mUnited Airlines
Wed 10/1510:12 pmIAD - BTV
Nonstop1h 47mUnited Airlines
Deal found 9/11$194
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:31 amBTV - IAD
1 stop5h 26mDelta
Sat 10/117:59 pmIAD - BTV
1 stop4h 06mDelta
Deal found 9/10$209
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:25 pmBTV - IAD
2 stops8h 35mDelta
Tue 11/47:59 pmIAD - BTV
1 stop4h 06mDelta
Deal found 9/10$214
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 9/255:43 pmBTV - IAD
1 stop4h 52mUnited Airlines
Mon 9/296:15 amIAD - BTV
1 stop3h 16mUnited Airlines
Deal found 9/11$219
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/245:51 pmBTV - IAD
1 stop4h 42mUnited Airlines
Sat 10/256:15 amIAD - BTV
1 stop5h 37mUnited Airlines
Deal found 9/11$229
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/107:41 pmBTV - IAD
Nonstop1h 42mUnited Airlines
Mon 10/1310:12 pmIAD - BTV
Nonstop1h 47mUnited Airlines
Deal found 9/11$239
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 11/247:30 pmBTV - IAD
Nonstop1h 50mUnited Airlines
Sat 12/138:25 amIAD - BTV
Nonstop1h 39mUnited Airlines
Deal found 9/11$240

Cheapflights Fare Finder

 
Customize your flight search to find flights from Burlington 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 September 12, 2025.
Use the filters below to find and compare flights from Burlington to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Burlington

Fly to

Dulles Intl

Route

Depart

Return

Price

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Fri 10/24

5:45 am-7:30 am

Nonstop1h 45m

Washington, D.C. Dulles Intl

Sat 10/25

12:16 pm-1:54 pm

Nonstop1h 38m

$189

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Fri 9/26

7:41 pm-9:23 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Sun 9/28

5:16 pm-7:01 pm

Nonstop1h 45m

$199

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Sat 9/27

2:30 pm-4:30 pm

Nonstop2h 00m

Washington, D.C. Dulles Intl

Sun 9/28

5:16 pm-7:01 pm

Nonstop1h 45m

$199

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Thu 9/25

7:41 pm-9:23 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Mon 9/29

8:15 am-9:54 am

Nonstop1h 39m

$199

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Tue 10/7

6:31 am-11:57 am

1 stop5h 26m

Washington, D.C. Dulles Intl

Tue 10/14

7:59 pm-12:05 am

1 stop4h 06m

$209

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Tue 10/7

6:31 am-11:57 am

1 stop5h 26m

Washington, D.C. Dulles Intl

Sat 10/11

7:59 pm-12:05 am

1 stop4h 06m

$209

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Wed 11/12

6:50 am-11:31 am

1 stop4h 41m

Washington, D.C. Dulles Intl

Mon 11/17

7:49 pm-11:57 pm

1 stop4h 08m

$209

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Fri 1/9

5:00 pm-11:02 pm

1 stop6h 02m

Washington, D.C. Dulles Intl

Sat 1/10

7:59 pm-11:57 pm

1 stop3h 58m

$209

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Sat 10/25

6:31 am-11:57 am

1 stop5h 26m

Washington, D.C. Dulles Intl

Mon 10/27

7:59 pm-12:05 am

1 stop4h 06m

$209

BurlingtonWashington, D.C.

BTV - IAD

BTVIAD

Burlington

Sat 11/1

5:15 pm-11:00 pm

1 stop5h 45m

Washington, D.C. Dulles Intl

Tue 11/4

6:05 am-3:09 pm

2 stops9h 04m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Burlington to Dulles Intl

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

How far ahead should I book a flight from Burlington to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Burlington to Dulles Intl. Price data was last updated on August 29, 2025.

The best time to book flights from Burlington to Washington, D.C. Dulles Intl Airport is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Burlington to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Burlington 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 BTV to IAD?

Find hourly flight availability from Burlington 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 September 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Burlington to Washington, D.C. Dulles Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Burlington to Washington, D.C. Dulles Intl Airport?

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 September 12, 2025.
Peruse reviews from past customers who have flown with United Airlines from Burlington to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,936 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

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
8,936 reviews
United Airlines
7.4
Good
8,936 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

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

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

    Located just 3.0 mi from the city center, Burlington is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Burlington. Booking flights from Burlington (BTV) to Washington, D.C. Dulles Intl should be relatively easy as there are 3 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.

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

    For as low as $189, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Burlington in 1h 45m. The distance between Burlington and Washington, D.C. Dulles Intl Airport is about 441 mi. This flight may include one or multiple stops.

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

    United Airlines, at $198, was found to be the cheapest airline from Burlington to Washington, D.C. Dulles Intl Airport.. United Airlines is currently priced 40% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Burlington to Washington, D.C. Dulles Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Burlington to Washington, D.C. Dulles Intl Airport on time: Mesa Airlines (88%), Copa Airlines (86%), Republic Airways (79%).

  • What are the cheapest flights from Burlington to Washington, D.C. Dulles Intl Airport?

    Looking for the cheapest flight from Burlington to Washington, D.C. Dulles Intl Airport? While on average our users pay $407, our data indicates the cheapest price to be $198. The most popular route (Burlington - Washington, D.C. Dulles Intl), is priced around $189.

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

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

  • How can I find direct flights from Burlington to Dulles Intl?

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

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

    Yes. Cheapflights offers flight deals from Burlington 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 Burlington to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Burlington to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Burlington 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.

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
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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.

Top airline flying from Burlington to Dulles Intl

Discover the top airline that operate flights from Burlington 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 September 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$322FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.