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Dulles Intl

$54+ Cheap flights from Buffalo (BUF) 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — IAD
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Buffalo to Washington, D.C. Dulles Intl are usually found in January or September, booked 47 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from Buffalo to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$198
(Delta)

One-way from

$54
(Frontier)

Popular in

February

Cheapest in

January

Average price

$274
Provider with most accurate pricing for Buffalo-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Washington, D.C. Dulles Intl flights.
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From Buffalo to Washington, D.C. Dulles Intl
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One-way flight from Buffalo to Washington, D.C. Dulles Intl
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High demand for flights, 13% potential price rise
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Best time to find cheap flights, 5% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Buffalo to Dulles Intl

Cheapest flights from Buffalo to Dulles Intl
Explore the most affordable flight options available from Buffalo to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/17. 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 12/317:53 pmBUF - IAD
Nonstop1h 27mUnited Airlines
Tue 1/75:35 pmIAD - BUF
Nonstop1h 33mUnited Airlines
Deal found 12/17$243
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/217:24 pmBUF - IAD
1 stop4h 38mAmerican Airlines
Sun 1/55:00 amIAD - BUF
1 stop5h 42mAmerican Airlines
Deal found 12/17$303
This Delta deal was found by Cheapflights users on 12/17. 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 12/1811:55 amBUF - IAD
1 stop4h 53mDelta
Wed 12/256:00 amIAD - BUF
1 stop5h 15mDelta
Deal found 12/17$368
This FlightHub deal was found by Cheapflights users on 12/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3011:57 amBUF - IAD
1 stop19h 18mFrontier
Thu 1/23:02 pmIAD - BUF
1 stop17h 46mFrontier
Deal found 12/18$462

Find flights from Buffalo to Dulles Intl within your budget

Customize your flight search to find flights from Buffalo 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 1/9

7:00 am-11:25 am

1 stop4h 25m

Washington, D.C. Dulles Intl

Sun 1/12

7:37 pm-12:18 am

1 stop4h 41m

$198

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Sun 1/12

10:15 am-11:47 am

Nonstop1h 32m

Washington, D.C. Dulles Intl

Sun 1/19

12:40 pm-2:08 pm

Nonstop1h 28m

$209

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 1/9

7:16 pm-11:58 pm

1 stop4h 42m

Washington, D.C. Dulles Intl

Tue 1/14

1:52 pm-10:49 pm

2 stops8h 57m

$293

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Fri 1/24

9:06 am-6:19 pm

1 stop9h 13m

Washington, D.C. Dulles Intl

Sun 1/26

11:34 am-5:15 pm

1 stop5h 41m

$299

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Mon 2/3

10:31 am-5:20 pm

1 stop6h 49m

$54

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 1/16

7:45 pm-9:12 pm

Nonstop1h 27m

$142

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Fri 1/17

5:49 pm-11:16 pm

1 stop5h 27m

$151

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Thu 1/16

4:40 pm-11:58 pm

2 stops7h 18m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Compare providers for flights from Buffalo 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 Buffalo to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Buffalo-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 Buffalo-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-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 Buffalo-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 Buffalo-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 Buffalo to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Buffalo 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.

Travel insights for flights from Buffalo to Dulles Intl

Get recent, data-driven insights about flights from Buffalo to Dulles Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Dulles Intl. Price data was last updated on December 13, 2024.

Booking 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to Washington, D.C. Dulles Intl 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 Buffalo to Washington, D.C. Dulles Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Buffalo to Washington, D.C. Dulles Intl Airport (average of $299). Flying from Buffalo to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). 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 BUF to IAD?

Find hourly flight availability from Buffalo 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 December 18, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 30% on flights from Buffalo to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the afternoon.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

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.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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).

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 December 18, 2024.
Get a feel of what it's like to fly with American Airlines and United Airlines from Buffalo to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

United Airlines
7.4
Good
9,059 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Frontier
6.1
Okay
3,479 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

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

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Washington, D.C. Dulles Intl. On average, Buffalo has 4 outbound flights to Washington, D.C. Dulles Intl per day from 2 airlines. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

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

    According to our current data, Delta ($198), United Airlines ($209), and American Airlines ($293) offers the cheapest pricing from Buffalo to Washington, D.C. Dulles Intl Airport. Delta is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Buffalo to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Buffalo to Washington, D.C. Dulles Intl Airport for a low price.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Buffalo, check out the most reliable airlines to get you to your destination on time: GoJet (100%), Republic Airways (93%), Mesa Airlines( 93%).

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

    Looking for the cheapest flight from Buffalo to Washington, D.C. Dulles Intl Airport? While on average our users pay $939, our data indicates the cheapest price to be $108. The most popular route (Buffalo - Washington, D.C. Dulles Intl), is priced around $179.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Buffalo to Washington, D.C. Dulles Intl Airport (average of $299). Flying from Buffalo to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). 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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Alternative routes for Buffalo to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Watertown to Baltimore flights
Saranac Lake to Baltimore flights
Stewart to Reagan-National flights
Ithaca to Baltimore flights
Elmira to Reagan-National flights
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Top 2 airlines flying from Buffalo to Dulles Intl

Discover the top 2 airlines that operate flights from Buffalo 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$191Average$299FlexibilityNo cancel feeOn-time69%
DeltaCheapest$199Average$218FlexibilityNo cancel feeOn-timeN/A
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