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United Airlines flights from Toronto to Washington, D.C. Dulles Intl Airport (YTO - IAD)

YTO — IAD
4 May — 11 May1
1 adult

Cheapflights users flying from Toronto to Washington, D.C. on United Airlines typically fly into Washington, D.C. Dulles Intl and depart from Toronto Pearson Intl. Select your dates above for pricing.

United Airlines flights from Toronto to Dulles Intl in 2025

Find detailed information about United Airlines flights from Toronto to Dulles Intl. Explore the options provided by United Airlines to plan your journey from Toronto to Dulles Intl. Data last updated 29 April 2025.

One-way from

C$ 180

Round-trip from

C$ 249

Popular in

October

Cheapest in

January

Average price (all airlines)

C$ 335
United Airlines
  • United Airlines
  • 11/6
  • Nonstop
  • 1h 34m total
  • Toronto to Washington, D.C.
United Airlines
  • United Airlines
  • 3/6-4/6
  • Nonstop
  • 3h 19m total
  • Toronto to Washington, D.C.
Highest demand for flights from Toronto to Washington, D.C. Dulles Intl; 9% potential price increase.
Best time to find cheap flights from Toronto to Washington, D.C. Dulles Intl; 2% potential price drop.
Average price for all Toronto to Washington, D.C. Dulles Intl flights (one-way and round-trip).
  • Can I get a flight from Toronto to Washington, D.C. Dulles Intl Airport on United Airlines for under C$ 300?

    United Airlines offers 1 flights from Toronto to Washington, D.C. Dulles Intl Airport for under C$ 300. Prices vary by date and time. To see all prices and select your dates, click here.

  • How do most travelers feel about United Airlines?

    385 Cheapflights users have left reviews for United Airlines and have rated the airline 7.8/10. If you are looking to travel from Toronto to Washington, D.C. Dulles Intl Airport on United Airlines, input your dates in the form above for our best prices!

Find United Airlines flight deals from Toronto to Dulles Intl

Cheapest United Airlines flights from Toronto to Dulles Intl
Explore the most affordable United Airlines flight options available from Toronto to Dulles Intl. Find the lowest fares with prices last updated on 29 April 2025.

Fri 16/56:15 a.m.YYZ - IAD
Nonstop1h 40mUnited Airlines
Mon 19/58:25 a.m.IAD - YYZ
1 stop8h 38mUnited Airlines
Deal found 27/4C$ 324

Travel insights for United Airlines flights from Toronto to Dulles Intl

Get recent, data-driven insights about United Airlines flights from Toronto to Dulles Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Toronto to Washington, D.C. Dulles Intl Airport with United Airlines?

Currently, the most affordable month to book a United Airlines flight from Toronto to Washington, D.C. Dulles Intl Airport in June, with an average price of C$ 169. Conversely, traveling with United Airlines from Toronto to Washington, D.C. Dulles Intl Airport in January will be the most expensive, with an average cost of C$ 359. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly United Airlines flight availability from Toronto to Washington, D.C. Dulles Intl Airport

The most United Airlines flights from YTO to IAD are scheduled on a Monday (7 on average). You will have fewer United Airlines flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Best time to book a flight from Toronto to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Toronto 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.

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Fly from Toronto to Dulles Intl on another airline

Consider alternative airlines that service the Dulles Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 29 April 2025.

See what others are saying about United Airlines

Read reviews and see what other travellers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated 29 April 2025.
United Airlines
7.4
Good
8,696 reviews
Overview

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

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