YYT - IAD

$407 Find Cheap Flights from St. John's to Washington Dulles Airport - Compare and Save

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Everything you should know

Cheapest round-trip
$407
Typical prices: $689-$1,976
Porter Airlines
Fri 11/23Fri 11/30
YYT - IAD • 2 stops
Cheapest one-way
$429
Typical prices: $477-$483
Air Canada
Sat 12/29
YYT - IAD • 1 stop
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We hope you love your trip to Washington, D.C. Dulles Intl Airport!
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Flight Deals

Cheap Flights from St. John's to Dulles Intl (YYT-IAD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. John's to Dulles Intl

Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
6:00 am - 5:44 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
13h 14m2 stops Ottawa Toronto Island
Porter Airlines Logo
11:20 am - 12:59 amIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 09m2 stops Toronto Island Ottawa
$407Porter Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
2:30 pm - 10:39 amYYT  St John's-IAD Washington, D.C. Dulles Intl
21h 39m1 stop Toronto Pearson Intl
Porter Airlines Logo
11:20 am - 12:59 amIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 09m2 stops Toronto Island Ottawa
$420Porter Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
2:30 pm - 10:39 amYYT  St John's-IAD Washington, D.C. Dulles Intl
21h 39m1 stop Toronto Pearson Intl
Porter Airlines Logo
11:20 am - 1:35 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
24h 45m1 stop Toronto Island
$497Porter Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
7:00 am - 10:39 amYYT  St John's-IAD Washington, D.C. Dulles Intl
29h 09m3 stops Halifax Intl Ottawa Toronto Island
Porter Airlines Logo
11:20 am - 12:59 amIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 09m2 stops Toronto Island Ottawa
$500Porter Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
2:30 pm - 10:39 amYYT  St John's-IAD Washington, D.C. Dulles Intl
21h 39m1 stop Toronto Pearson Intl
Porter Airlines Logo
11:20 am - 12:59 amIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 09m2 stops Toronto Island Ottawa
$522Porter Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
6:00 am - 5:44 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
13h 14m2 stops Ottawa Toronto Island
Porter Airlines Logo
11:20 am - 2:34 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
25h 44m3 stops Toronto Island MET - Montreal Metropolitan Halifax Intl
$530Porter Airlines
Tue, Jan 26 - Fri, Jan 29
Air Canada Logo
11:15 am - 8:10 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
10h 25m2 stops Halifax Intl Toronto Pearson Intl
Air Canada Logo
9:55 am - 5:25 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
6h 00m1 stop Montreal Pierre Elliott Trudeau Intl
$552Air Canada
Wed, Nov 25 - Wed, Dec 2
Multiple Airlines Logo
2:30 pm - 10:39 amYYT  St John's-IAD Washington, D.C. Dulles Intl
21h 39m1 stop Toronto Pearson Intl
Multiple Airlines Logo
3:34 pm - 1:35 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
44h 31m2 stops Fort Lauderdale Toronto Pearson Intl
$599Multiple Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
6:00 am - 5:44 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
13h 14m2 stops Ottawa Toronto Island
Porter Airlines Logo
11:20 am - 12:59 amIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 09m2 stops Toronto Island Ottawa
$602Porter Airlines
Mon, Nov 23 - Mon, Nov 30
Porter Airlines Logo
2:30 pm - 10:39 amYYT  St John's-IAD Washington, D.C. Dulles Intl
21h 39m1 stop Toronto Pearson Intl
Porter Airlines Logo
11:20 am - 1:35 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
24h 45m1 stop Toronto Island
$609Porter Airlines
Booking Insights

Price, demand and travel trends for St. John's to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from St. John's to Washington, D.C. Dulles Intl Airport?

Round-trip flights from St. John's to Washington, D.C. Dulles Intl Airport typically range from $689 to $1,976. The lowest price found in the past 5 days was $407, on Porter Airlines.

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Key details for St. John's to Washington, D.C. Dulles Intl Airport flights

Cheapest flight

$407
Round-trip flight from St. John's to Washington, D.C. Dulles Intl Airport

When to book flights from St. John's to Dulles Intl

Are your dates flexible? Find out the best times to travel from St. John's to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. John's to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from St. John's to Washington, D.C. Dulles Intl Airport?

    Only Economy Class is available on flights from St. John's to Washington, D.C. Dulles Intl Airport.

  • Do I need a passport to fly from St. John's to Washington, D.C. Dulles Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from St. John's to Washington, D.C. Dulles Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $407 to $802. That means the highest observed fare was about 97% higher than the lowest one.

  • How are flight prices from St. John's to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from St. John's to Washington, D.C. Dulles Intl Airport are currently lower than usual. Average one-way flight prices are about $463, which is 5% below the typical average for this route.

  • What car rental options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from St. John's to Washington, D.C. Dulles Intl Airport?

    Flights from St. John's to Washington, D.C. Dulles Intl Airport usually depart from St John's (YYT) and arrive at Washington, D.C. Dulles Intl (IAD).

  • Which airports do connecting flights from St. John's to Washington, D.C. Dulles Intl Airport pass through?

    Most connecting flights from St. John's to Washington, D.C. Dulles Intl Airport pass through Toronto Pearson Intl (YYZ), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from St. John's to Washington, D.C. Dulles Intl Airport?

    Yes. Flexible dates can save you up to 70% on flights from St. John's to Washington, D.C. Dulles Intl Airport. Thursday is the cheapest departure day at $599 round-trip on average, while Monday is the most expensive at $1,976, a difference of $1,377.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between St. John's and Washington, D.C. Dulles Intl Airport?

    Washington, D.C. Dulles Intl Airport is 1 hour behind St. John's (Eastern Time vs Newfoundland Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

Your guide to booking St. John's to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Monday. On this route, Thursday flights average $599, about $1,377 less than Monday fares (70% savings) based on the last 12 months.

More options for your flight from St. John's to Dulles Intl

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.
Hotels in Washington, D.C.
Vacations in Washington, D.C.