How long is the flight from St. John's to Washington, D.C. Dulles Intl Airport?

A quick flight from St. John's to Washington, D.C. Dulles Intl Airport can take about 12h 14m. Air Canada provides one of the quickest options available for as low as $335. There are 1371 mi between St. John's and Washington, D.C. Dulles Intl Airport.

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 YYT to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. John's to Washington, D.C. Dulles Intl Airport as you normally would.

Most accurate provider : When it comes to deals on St. John's-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. John's-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. John's-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 St. John's-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 St. John's-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.

What airport do you fly from for flights from St. John's to Washington, D.C. Dulles Intl?

If you book a flight to Washington, D.C. Dulles Intl from St. John's, you will be flying from St John's, which is the city’s only airport. St John's (YYT) is located 4.2 mi from the center of St. John's. There are 0 flights from St John's to Washington, D.C. Dulles Intl per day from 0 different airlines.

Can I find deals for flights from St. John's to Dulles Intl that include hotel bookings?

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

How can I find direct flights from St. John's to Dulles Intl?

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

Can I find deals for business class flights from St. John's to Dulles Intl?

Yes. Cheapflights offers flight deals from St. John's 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.

$335+ Flights from St. John's to Washington, D.C. Dulles Intl Airport

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1. Tell us where you want to go

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2. Select your favorite providers

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Cheap flight deals from St. John's to Dulles Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$336 (Air Canada)

Provider with most accurate pricing for St John's-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for St John's-Washington, D.C. Dulles Intl flights.

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From St John's to Washington, D.C. Dulles Intl

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Find flight deals from St. John's to Dulles Intl

Cheapest flights from St. John's to Dulles Intl
Explore the most affordable flight options available from St. John's to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 15, 2026.

dom. 2/155:05 am

YYT

IAD

2 stops12h 14m

Air Canada

mié. 2/189:45 am

IAD

YYT

1 stop6h 06m

Air Canada

Deal found 1/12

$335

mar. 3/35:00 am

YYT

IAD

1 stop12h 16m

Air Canada

dom. 3/84:30 pm

IAD

YYT

1 stop7h 58m

Air Canada

Deal found 1/13

$449

lun. 4/66:00 am

YYT

IAD

2 stops12h 44m

Porter Airlines

sáb. 4/111:45 pm

IAD

YYT

2 stops7h 50m

Porter Airlines

Deal found 1/14

$461

mar. 3/35:00 am

YYT

IAD

2 stops14h 00m

United Airlines

dom. 3/84:30 pm

IAD

YYT

1 stop7h 58m

United Airlines

Deal found 1/13

$516

dom. 6/145:20 am

YYT

IAD

1 stop15h 08m

Air Canada

vie. 6/199:45 am

IAD

YYT

1 stop5h 55m

Air Canada

Deal found 1/15

$551

mar. 3/36:00 am

YYT

IAD

2 stops29h 54m

Porter Airlines

dom. 3/86:30 pm

IAD

YYT

2 stops27h 05m

Porter Airlines

Deal found 1/13

$598

Best flights from St. John's to Dulles Intl
Discover carefully curated flight deals from St. John's to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated enero 15, 2026.

dom. 2/155:05 am

YYT

IAD

2 stops12h 14m

Air Canada

mié. 2/189:45 am

IAD

YYT

1 stop6h 06m

Air Canada

Deal found 1/12

$335

lun. 4/66:00 am

YYT

IAD

2 stops12h 44m

Porter Airlines

sáb. 4/111:45 pm

IAD

YYT

2 stops7h 50m

Porter Airlines

Deal found 1/14

$461

mar. 3/35:00 am

YYT

IAD

2 stops14h 00m

United Airlines

dom. 3/84:30 pm

IAD

YYT

1 stop7h 58m

United Airlines

Deal found 1/13

$516

mar. 3/35:00 am

YYT

IAD

1 stop12h 16m

Air Canada

dom. 3/84:30 pm

IAD

YYT

1 stop7h 58m

Air Canada

Deal found 1/13

$449

Last-minute flights from St. John's to Dulles Intl
Discover last-minute flight deals from St. John's to Dulles Intl. Data last updated enero 15, 2026 and is based on user searches.

dom. 2/155:05 am

YYT

IAD

2 stops12h 14m

Air Canada

mié. 2/189:45 am

IAD

YYT

1 stop6h 06m

Air Canada

Deal found 1/12

$335

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. John's 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

dom. 2/15

5:05 am-3:49 pm

2 stops12h 14m

Washington, D.C. Dulles Intl

mié. 2/18

9:45 am-5:21 pm

1 stop6h 06m

$335

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

mar. 3/3

5:00 am-3:46 pm

1 stop12h 16m

Washington, D.C. Dulles Intl

dom. 3/8

4:30 pm-1:58 am

1 stop7h 58m

$449

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

lun. 4/6

6:00 am-5:14 pm

2 stops12h 44m

Washington, D.C. Dulles Intl

sáb. 4/11

1:45 pm-11:05 pm

2 stops7h 50m

$461

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

mar. 3/3

5:00 am-5:30 pm

2 stops14h 00m

Washington, D.C. Dulles Intl

dom. 3/8

4:30 pm-1:58 am

1 stop7h 58m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Compare providers for flights from St. John's to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. John's to Dulles Intl in January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*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 St. John's-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. John's-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. John's-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 St. John's-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 St. John's-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 St. John's to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from St. John's 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.

Related info for your journey

What airport do you fly from for flights from St. John's to Washington, D.C. Dulles Intl?
If you book a flight to Washington, D.C. Dulles Intl from St. John's, you will be flying from St John's, which is the city’s only airport. St John's (YYT) is located 4.2 mi from the center of St. John's. There are 0 flights from St John's to Washington, D.C. Dulles Intl per day from 0 different airlines.
How long is the flight from St. John's to Washington, D.C. Dulles Intl Airport?
A quick flight from St. John's to Washington, D.C. Dulles Intl Airport can take about 12h 14m. Air Canada provides one of the quickest options available for as low as $335. There are 1371 mi between St. John's and Washington, D.C. Dulles Intl Airport.
Can I find deals for flights from St. John's to Dulles Intl that include hotel bookings?
Yes. In addition to deals on St. John's to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. John's to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. John's to Dulles Intl.
Can I find deals for business class flights from St. John's to Dulles Intl?
Yes. Cheapflights offers flight deals from St. John's 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.

See more FAQs

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$335+ Cheap flights from St. John's (YYT) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. John's to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. John's to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from St. John's to Dulles Intl

Cheapest flights from St. John's to Dulles IntlExplore the most affordable flight options available from St. John's to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 15, 2026.

Explore the most affordable flight options available from St. John's to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 15, 2026.

Cheapflights Fare Finder

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

Compare providers for flights from St. John's 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 St. John's to Dulles Intl in January.

Best time to book a flight from St. John's to Dulles Intl

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

Related info for your journey

Find useful and relevant information for your journey from St. John's 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 St. John's to Washington, D.C. Dulles Intl?

How long is the flight from St. John's to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from St. John's to Dulles Intl that include hotel bookings?

How can I find direct flights from St. John's to Dulles Intl?

Can I find deals for business class flights from St. John's to Dulles Intl?

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 St. John's to Dulles Intl

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Cheapest flights from St. John's to Dulles Intl
Explore the most affordable flight options available from St. John's to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 15, 2026.