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St. John's

$442+ Cheap flights from Dulles Intl (IAD) to St. John's (YYT)

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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYT
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Cheap flight deals from Dulles Intl to St. John's

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to St. John's (YYT). 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 October 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$442
(Mytrip)

Popular in

July

Cheapest in

March

Average price

$525
Provider with most accurate pricing for Washington, D.C. Dulles Intl-St John's flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-St John's flights.
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From Washington, D.C. Dulles Intl to St John's
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Dulles Intl to St. John's

Cheapest flights from Dulles Intl to St. John's
Explore the most affordable flight options available from Dulles Intl to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/291:45 pmIAD - YYT
2 stops9h 46mPorter Airlines
Sat 12/66:20 amYYT - IAD
2 stops7h 39mPorter Airlines
Deal found 10/30$442
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:40 amIAD - YYT
2 stops10h 05mPorter Airlines
Wed 12/36:20 amYYT - IAD
2 stops12h 24mPorter Airlines
Deal found 10/29$471
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 11/268:44 amIAD - YYT
2 stops14h 47mMultiple Airlines
Wed 12/35:40 pmYYT - IAD
1 stop18h 14mMultiple Airlines
Deal found 10/29$480
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:45 pmIAD - YYT
2 stops9h 48mPorter Airlines
Sat 12/206:20 amYYT - IAD
2 stops12h 24mPorter Airlines
Deal found 10/29$485
This Air Canada deal was found by Cheapflights users on 10/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/299:45 amIAD - YYT
1 stop6h 06mAir Canada
Sat 12/61:30 pmYYT - IAD
1 stop8h 26mAir Canada
Deal found 10/30$538
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Tue 11/258:44 amIAD - YYT
2 stops14h 47mMultiple Airlines
Sun 11/305:40 pmYYT - IAD
1 stop25h 04mMultiple Airlines
Deal found 10/30$543
This FlightHub deal was found by Cheapflights users on 10/30. 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.
Fri 11/2111:40 amIAD - YYT
2 stops10h 05mPorter Airlines
Fri 11/286:20 amYYT - IAD
2 stops12h 24mPorter Airlines
Deal found 10/30$558
This Air Canada deal was found by Cheapflights users on 10/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/139:45 amIAD - YYT
1 stop6h 06mAir Canada
Sat 12/205:00 amYYT - IAD
1 stop12h 16mAir Canada
Deal found 10/29$561
This Air Canada deal was found by Cheapflights users on 10/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:45 amIAD - YYT
1 stop6h 06mAir Canada
Tue 12/21:35 pmYYT - IAD
1 stop8h 21mAir Canada
Deal found 10/30$564
This Air Canada deal was found by Cheapflights users on 10/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/264:30 pmIAD - YYT
1 stop7h 33mAir Canada
Wed 12/31:30 pmYYT - IAD
1 stop8h 26mAir Canada
Deal found 10/29$570

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to St. John's 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 October 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to St. John's that are best for you.

Fly from

Dulles Intl

Fly to

St. John's

Route

Depart

Return

Price

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sat 11/29

1:45 pm-1:01 am

2 stops9h 46m

St John's

Sat 12/6

6:20 am-12:29 pm

2 stops7h 39m

$442

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 11/26

8:44 am-1:01 am

2 stops14h 47m

St John's

Wed 12/3

5:40 pm-10:24 am

1 stop18h 14m

$480

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sun 3/22

11:40 am-11:05 pm

2 stops9h 55m

St John's

Sun 3/29

6:00 am-5:14 pm

2 stops12h 44m

$513

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sat 11/29

9:45 am-5:21 pm

1 stop6h 06m

St John's

Sat 12/6

1:30 pm-8:26 pm

1 stop8h 26m

$538

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sun 3/22

9:55 am-5:21 pm

1 stop5h 56m

St John's

Sun 3/29

5:25 am-3:53 pm

2 stops11h 58m

$538

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Tue 11/25

8:44 am-1:01 am

2 stops14h 47m

St John's

Wed 11/26

5:40 pm-10:24 am

1 stop18h 14m

$543

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sat 12/13

9:45 am-5:21 pm

1 stop6h 06m

St John's

Sat 12/20

5:00 am-3:46 pm

1 stop12h 16m

$561

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Tue 11/25

9:45 am-5:21 pm

1 stop6h 06m

St John's

Tue 12/2

1:35 pm-8:26 pm

1 stop8h 21m

$564

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 11/26

11:40 am-11:15 pm

3 stops10h 05m

St John's

Wed 12/3

6:20 am-5:14 pm

2 stops12h 24m

$565

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Fri 11/21

8:35 am-1:01 am

2 stops14h 56m

St John's

Wed 11/26

5:40 pm-10:24 am

1 stop18h 14m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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

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

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

Reviews of airlines servicing St. John's

Get insights into the airlines that provide service to St. John's. 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 St. John's. Reviews last updated October 31, 2025.
See what other customers who have flown with United Airlines and Air Canada from Washington, D.C. Dulles Intl Airport to St. John's have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,995 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,995 reviews
United Airlines
7.4
Good
8,995 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,387 reviews
United Airlines
7.4
Good
8,995 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    If you book a flight to St. John's from Washington, D.C. Dulles Intl, you will be flying to 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 Washington, D.C. Dulles Intl to St John's per day from 2 different airlines.

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

    Airlines like Porter Airlines and Air Canada fly from Washington, D.C. Dulles Intl Airport to St. John's in about 6h 06m. The time it takes to get you to your destination can typically vary by up to 3h 40m. The distance from Washington, D.C. Dulles Intl Airport to St. John's is about 1371 mi. This flight may include one or multiple stops.

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

    United Airlines, at $258, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to St. John's. An alternate airline flying to your destination would be Air Canada. These flights start at 57% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to St. John's 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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Alternative routes for Dulles Intl to St. John's

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to Deer Lake flights
Reagan-National to Deer Lake flights
Baltimore to St. John's flights
Baltimore to Deer Lake flights

Top 2 airlines flying from Dulles Intl to St. John's

Discover the top 2 airlines that operate flights from Dulles Intl to St. John's. 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 October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$657FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$530Average$645FlexibilityNo cancel feeOn-time67%

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