
Book Cheap United flight from Toronto (YYZ) to Washington (IAD) from CA $320
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Cheapest United Flights from Toronto (YYZ) to Washington (IAD)
The cheapest flights to Washington Dulles Intl. found within the past 7 days were round trip and CA $320 one way. Prices and availability subject to change. Additional terms may apply.
IAD From YYZ Economy Coach Packages on Similar Airlines



Frequently asked questions
Grab a great United flight from YYZ to IAD
To find a great deal on United flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying United Toronto to Chantilly gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with United between Toronto and Chantilly
United has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Toronto to Chantilly with United are December.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your United flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 227 |
| DEN | USA | Denver Intl. | 226 |
| IAH | USA | George Bush Intercontinental | 136 |
| IAD | USA | Washington Dulles Intl. | 100 |
| SFO | USA | San Francisco Intl. | 64 |
| LAX | USA | Los Angeles Intl. | 23 |
| EWR | USA | Liberty Intl. | 20 |
| FRA | DEU | Frankfurt Intl. | 19 |
| NRT | JPN | Narita Intl. | 19 |
| PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Washington

Hyatt Regency Dulles
Great service
Reviewed on Jan 31, 2026

Hyatt Place Herndon Dulles Airport East
The staff were very nice, warm, friendly, and very accommodating. I would stay in this hotel again. Also, very convenient to the Metro Station, only 5 minutes walk.
Reviewed on Feb 3, 2026

Washington Dulles Airport Marriott
Even though the airline got us in three hours late we arrived at midnight and the staff got us to our room quickly.
Reviewed on Feb 3, 2026
Want more than a(n) United Flight from Toronto to Washington?
Popular United Flight Routes from YYZ
Domestic
- Québec to Boise (YQB - BOI)
- Montreal to Las Vegas (YUL - LAS)
- Regina to Sun Valley (YQR - SUN)
- Calgary to Las Vegas (YYC - LAS)
- Toronto to Delhi (YYZ - DEL)
- Houston to Dubai (IAH - DXB)
- Vancouver to Las Vegas (YVR - LAS)
- Montreal to Reno (YUL - RNO)
- Ottawa to Tampa (YOW - TPA)
- Toronto to Tampa (YYZ - TPA)
International
- Ottawa to Tampa (YOW - TPA)
- Vancouver to Las Vegas (YVR - LAS)
- Vancouver to Las Vegas (YVR - LAS)
- Québec to Boise (YQB - BOI)
- Montreal to Reno (YUL - RNO)
- Montreal to Las Vegas (YUL - LAS)
- Toronto to Delhi (YYZ - DEL)
- Calgary to Reno (YYC - RNO)
- Toronto to Seoul (YYZ - ICN)
- Vancouver to Seoul (YVR - ICN)
Most Popular
- YOW - YVR
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- YHM - YYC
- Porter Airlines Toronto (YTZ) to Montreal (YUL) flights
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- YHM - YEG
- WestJet Kitchener (YKF) to Edmonton (YEG) flights
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- WestJet Calgary (YYC) to Kitchener (YKF) flights
- Porter Airlines Toronto (YTZ) to Detroit (DTW) flights
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- Flair Airlines Ottawa (YOW) to Winnipeg (YWG) flights
- YKF - YVR
- YVR - YOW