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

Currently, July is the cheapest month in which you can book a flight from Newfoundland and Labrador to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Newfoundland and Labrador 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.

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 time of day to fly from NL to IAD?

When flying from Newfoundland and Labrador to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Newfoundland and Labrador to Dulles Intl that include hotel bookings?

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

How can I find direct flights from Newfoundland and Labrador to Dulles Intl?

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

Can I find deals for business class flights from Newfoundland and Labrador to Dulles Intl?

Yes. Cheapflights offers flight deals from Newfoundland and Labrador 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.

$252+ Flights from Newfoundland and Labrador to Washington, D.C. Dulles Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Newfoundland and Labrador 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.

Find flight deals from Newfoundland and Labrador to Dulles Intl

One-way flights from Newfoundland and Labrador to Dulles Intl
Search for one-way flight options from Newfoundland and Labrador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Wed 9/102:00 pmYYT - IAD

1 stop8h 35mAir Canada

Deal found 7/31

$252

Sun 9/281:15 pmYYT - IAD

2 stops22h 31mPorter Airlines

Deal found 7/31

$253

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Wed 9/10

2:00 pm-9:05 pm

1 stop8h 35m

$252

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Sun 9/28

1:15 pm-10:16 am

2 stops22h 31m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Newfoundland and Labrador to Dulles Intl

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

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Porter Airlines and Air Canada from Newfoundland and Labrador to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

Porter Airlines

8.0

Very good

318 reviews

Porter Airlines

8.0

Very good

318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Air Canada

7.1

Good

9,855 reviews

Porter Airlines

8.0

Very good

318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Related info for your journey

Can I find deals for flights from Newfoundland and Labrador to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Newfoundland and Labrador to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Newfoundland and Labrador to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newfoundland and Labrador to Dulles Intl.
Can I find deals for business class flights from Newfoundland and Labrador to Dulles Intl?
Yes. Cheapflights offers flight deals from Newfoundland and Labrador 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 Newfoundland and Labrador to Washington, D.C. Dulles Intl Airport?
Currently, July is the cheapest month in which you can book a flight from Newfoundland and Labrador to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Newfoundland and Labrador 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

Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Easton

Fairfax

Manassas

Falls Church

Waldorf

Laurel

Rockville

Oxon Hill

National Harbor

Dundalk

Bowie

Browse thousands of different options on Cheapflights for your next trip

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.

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Newfoundland and Labrador to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Newfoundland and Labrador to Dulles Intl

One-way flights from Newfoundland and Labrador to Dulles Intl
Search for one-way flight options from Newfoundland and Labrador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Search for one-way flight options from Newfoundland and Labrador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Newfoundland and Labrador to Dulles Intl

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

Cheapflights Insights

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

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Newfoundland and Labrador to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Newfoundland and Labrador to Dulles Intl that include hotel bookings?

How can I find direct flights from Newfoundland and Labrador to Dulles Intl?

Can I find deals for business class flights from Newfoundland and Labrador to Dulles Intl?

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

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

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.

Alternative routes for Newfoundland and Labrador to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 1, 2025.

Search flights from Newfoundland and Labrador to Dulles Intl by cabin class

Find flights from Newfoundland and Labrador to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Newfoundland and Labrador and Dulles Intl flights

Browse other Newfoundland and Labrador and Dulles Intl flight options. Last updated on August 1, 2025.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2025

100% Free

Book with Flexibility

Travel Smart

$252+ Cheap flights from Newfoundland and Labrador 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Newfoundland and Labrador to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Newfoundland and Labrador to Dulles Intl

One-way flights from Newfoundland and Labrador to Dulles IntlSearch for one-way flight options from Newfoundland and Labrador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Search for one-way flight options from Newfoundland and Labrador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Newfoundland and Labrador to Dulles Intl

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

Cheapflights Insights

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

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Newfoundland and Labrador to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Newfoundland and Labrador to Dulles Intl that include hotel bookings?

How can I find direct flights from Newfoundland and Labrador to Dulles Intl?

Can I find deals for business class flights from Newfoundland and Labrador to Dulles Intl?

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

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

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.

Alternative routes for Newfoundland and Labrador to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Newfoundland and Labrador to Dulles Intl
Search for one-way flight options from Newfoundland and Labrador to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.