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St. John's

$185+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYT
Jun 3 — Jun 101
Wed 6/3
Wed 6/10
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 May 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/1611:30 am
IAD
-
YYT
1 stop11h 35m
Porter Airlines
Tue 6/236:00 am
YYT
-
IAD
2 stops30h 16m
Porter Airlines
Deal found 4/30$470
This Mytrip deal was found by Cheapflights users on 5/1. 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.
Mon 6/154:05 pm
IAD
-
YYT
2 stops7h 21m
Porter Airlines
Mon 6/226:05 am
YYT
-
IAD
2 stops10h 41m
Porter Airlines
Deal found 5/1$504
This Mytrip deal was found by Cheapflights users on 5/1. 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.
Wed 11/411:40 am
IAD
-
YYT
2 stops10h 05m
Porter Airlines
Mon 11/96:20 am
YYT
-
IAD
2 stops12h 24m
Porter Airlines
Deal found 5/1$516
This Mytrip deal was found by Cheapflights users on 5/3. 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.
Wed 6/174:05 pm
IAD
-
YYT
2 stops7h 21m
Porter Airlines
Wed 6/246:05 am
YYT
-
IAD
2 stops10h 41m
Porter Airlines
Deal found 5/3$532
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:40 am
IAD
-
YYT
2 stops11h 51m
Porter Airlines
Mon 11/96:20 am
YYT
-
IAD
2 stops12h 24m
Porter Airlines
Deal found 4/29$533
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:05 pm
IAD
-
YYT
2 stops7h 21m
Porter Airlines
Fri 6/196:05 am
YYT
-
IAD
2 stops10h 41m
Porter Airlines
Deal found 4/29$537
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sun 7/54:00 pm
IAD
-
YYT
2 stops7h 25m
Porter Airlines
Mon 7/136:05 am
YYT
-
IAD
2 stops10h 41m
Porter Airlines
Deal found 4/30$538
This Mytrip deal was found by Cheapflights users on 5/1. 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.
Tue 6/304:00 pm
IAD
-
YYT
2 stops7h 26m
Porter Airlines
Fri 8/146:05 am
YYT
-
IAD
2 stops10h 41m
Porter Airlines
Deal found 5/1$543

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 May 4, 2026.

Round-trip from

$470
(Kiwi.com)

One-way from

$185
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$726
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. 27% potential increase in price ($292 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($70 potential savings vs. average RT price).
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Average for round-trip flights in May 2026
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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 May 4, 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 6/12

4:05 pm-12:56 am

2 stops7h 21m

St John's

Fri 6/19

6:05 am-3:16 pm

2 stops10h 41m

$537

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Mon 8/10

11:30 am-12:55 am

2 stops11h 55m

St John's

Mon 8/17

6:05 am-3:16 pm

2 stops10h 41m

$538

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sat 7/11

3:45 pm-12:45 am

1 stop7h 30m

St John's

Fri 7/17

5:35 am-4:12 pm

2 stops12h 07m

$608

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sun 8/2

11:30 am-12:55 am

2 stops11h 55m

St John's

Wed 8/5

6:05 am-3:16 pm

2 stops10h 41m

$611

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sun 8/2

4:00 pm-12:55 am

2 stops7h 25m

St John's

Tue 8/11

6:05 am-3:16 pm

2 stops10h 41m

$611
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

8:30 am-3:24 pm

1 stop8h 24m

$613

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Sat 8/1

11:30 am-12:55 am

2 stops11h 55m

St John's

Mon 8/10

6:05 am-3:16 pm

2 stops10h 41m

$635

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Fri 7/31

4:00 pm-12:55 am

2 stops7h 25m

St John's

Tue 8/11

6:05 am-3:16 pm

2 stops10h 41m

$637

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Mon 8/3

11:30 am-12:55 am

2 stops11h 55m

St John's

Tue 8/11

6:05 am-3:16 pm

2 stops10h 41m

$637

Washington, D.C.St. John's

IAD - YYT

IADYYT

Washington, D.C. Dulles Intl

Fri 7/31

4:00 pm-12:55 am

2 stops7h 25m

St John's

Wed 8/5

6:05 am-3:16 pm

2 stops10h 41m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 May 4, 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
9,680 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,680 reviews
United Airlines
7.4
Good
9,680 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Air Canada
7.1
Good
10,995 reviews
United Airlines
7.4
Good
9,680 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 fly from Washington, D.C. Dulles Intl Airport to St. John's in about 11h 35m. 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.

  • 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.
Reagan-National to St. John's flights
Baltimore 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 May 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$541Average$612FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$598Average$734FlexibilityNo cancel feeOn-time69%

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