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St. John's

$222+ Cheap flights from Dulles Intl (IAD) to St. John's (YYT)

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYT
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
1 adult, Economy
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Cheap 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 June 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Sun 7/123:55 pm
IAD
-
YYT
2 stops7h 30m
Porter Airlines
Wed 7/227:00 pm
YYT
-
IAD
1 stop16h 55m
Porter Airlines
Deal found 6/14$508
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Mon 7/2011:05 am
IAD
-
YYT
2 stops10h 20m
Multiple Airlines
Wed 7/291:20 pm
YYT
-
IAD
1 stop22h 35m
Multiple Airlines
Deal found 6/14$526
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:05 am
IAD
-
YYT
1 stop24h 00m
Multiple Airlines
Wed 7/227:00 pm
YYT
-
IAD
1 stop16h 55m
Multiple Airlines
Deal found 6/11$530
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:05 am
IAD
-
YYT
2 stops10h 20m
Porter Airlines
Wed 7/227:00 pm
YYT
-
IAD
1 stop16h 55m
Porter Airlines
Deal found 6/11$532
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:50 pm
IAD
-
YYT
1 stop24h 40m
Multiple Airlines
Mon 8/241:20 pm
YYT
-
IAD
1 stop22h 55m
Multiple Airlines
Deal found 6/11$534
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:55 pm
IAD
-
YYT
2 stops29h 30m
Porter Airlines
Tue 7/217:00 pm
YYT
-
IAD
1 stop16h 55m
Porter Airlines
Deal found 6/11$536
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:50 pm
IAD
-
YYT
1 stop19h 15m
Multiple Airlines
Mon 8/241:20 pm
YYT
-
IAD
1 stop22h 55m
Multiple Airlines
Deal found 6/11$540
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:25 am
IAD
-
YYT
2 stops10h 00m
Multiple Airlines
Mon 8/241:20 pm
YYT
-
IAD
1 stop22h 55m
Multiple Airlines
Deal found 6/11$543
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:25 am
IAD
-
YYT
2 stops10h 00m
Multiple Airlines
Wed 8/191:20 pm
YYT
-
IAD
1 stop22h 55m
Multiple Airlines
Deal found 6/11$545

Find 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 June 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$508
(Kiwi.com)

One-way from

$222
(Kiwi.com)

Popular in

May

Cheapest in

December

Average price

$1,105
Provider with most accurate pricing for Washington, D.C. Dulles Intl-St John's flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-St John's flights.
Search Deals
From Washington, D.C. Dulles Intl to St John's
Search Deals
One-way flight from Washington, D.C. Dulles Intl to St John's
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($285 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 16, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Fri 7/17

3:55 pm-12:55 am

2 stops7h 30m

St John's

Wed 7/22

6:05 am-3:11 pm

2 stops10h 36m

$620

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Tue 8/18

3:50 pm-12:55 am

2 stops7h 35m

St John's

Wed 8/19

6:00 am-3:10 pm

2 stops10h 40m

$679

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Tue 8/25

3:50 pm-12:55 am

2 stops7h 35m

St John's

Wed 8/26

6:00 am-3:10 pm

2 stops10h 40m

$679
Quickest round-trip

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 7/22

3:45 pm-12:45 am

1 stop7h 30m

St John's

Wed 8/5

2:05 pm-7:01 pm

1 stop6h 26m

$687

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 8/19

3:50 pm-12:55 am

2 stops7h 35m

St John's

Sun 8/23

6:05 am-3:10 pm

2 stops10h 35m

$690

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 8/19

3:50 pm-12:55 am

2 stops7h 35m

St John's

Fri 8/21

6:05 am-3:10 pm

2 stops10h 35m

$690

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 8/19

11:25 am-12:55 am

2 stops12h 00m

St John's

Sat 8/22

6:05 am-3:10 pm

2 stops10h 35m

$690

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Wed 8/19

3:50 pm-12:55 am

2 stops7h 35m

St John's

Thu 8/20

6:05 am-3:10 pm

2 stops10h 35m

$690

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Mon 8/17

3:50 pm-12:55 am

2 stops7h 35m

St John's

Tue 8/25

6:05 am-3:10 pm

2 stops10h 35m

$690

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Fri 7/3

7:00 pm-3:05 pm

3 stops18h 35m

St John's

Sat 7/11

6:00 am-3:11 pm

2 stops10h 41m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3
  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-St. John's flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-St. John's flight deals on Cheapflights vs. FlightHub >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 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 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 June 16, 2026.
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
9,842 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,842 reviews
United Airlines
7.4
Good
9,842 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Air Canada
7.1
Good
11,197 reviews
United Airlines
7.4
Good
9,842 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 7h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from Washington, D.C. Dulles Intl Airport to St. John's is about 1371 mi.

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

    Air Canada, at $541, 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 United Airlines. These flights start at 30% 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.
Baltimore to St. John's flights
Reagan-National to St. John's 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 June 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$541Average$804FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$598Average$734FlexibilityNo cancel feeOn-time69%

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