What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Canada one-way?

The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Canada are United Airlines ($58), Air Canada ($85), and Porter Airlines ($88).

In terms of precipitation, rainfall in Canada ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Canada when rainfall is around 2.0 in.

If weather is an important factor for your trip to Canada, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Canada?

Most travelers choose Washington, D.C. Dulles Intl - Toronto Pearson Intl, Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl or Washington, D.C. Dulles Intl - Vancouver Intl when deciding on the best route from Washington, D.C. Dulles Intl Airport to Canada.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Canada?

Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Canada? While on average our users pay $994, our data indicates the cheapest price to be $97. The most popular route (Washington, D.C. Dulles Intl - Toronto Pearson Intl), is priced around $240.

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Canada?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Canada on time: ANA (87%), Republic Airways (75%), United Airlines (75%).

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Canada?

Air Canada, Porter Airlines and United Airlines are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Canada.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Canada?

To save up to 131% on this flight, we recommend booking at least 50 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. Dulles Intl Airport to Canada from $300 1-2 weeks out and tickets from $614 for flights departing within the next 72 hours.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Canada?

Our data shows that June tends to be the cheapest month to fly to Canada from Washington, D.C. Dulles Intl Airport. Users have commonly found prices around $283 for the month, but tickets can be as low as $132. Due to multiple factors, prepare for potentially higher prices in August.

Can I find deals for flights from Dulles Intl to Canada that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Canada flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Canada?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Canada.

Can I find deals for business class flights from Dulles Intl to Canada?

Yes. Cheapflights offers flight deals from Dulles Intl to Canada by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$58+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Canada

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dulles Intl to Canada with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Canada

Round-trip from	$166 (United Airlines)
One-way from	$58 (United Airlines)
Popular in	August
Cheapest in	June
Average price	$321
Good round-trip deal	$228 or less
Good one-way deal	$106 or less

From Washington, D.C. Dulles Intl to Canada

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Canada

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Canada.

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Canada.

Search Deals

Find flight deals from Dulles Intl to Canada

Cheapest flights from Dulles Intl to Canada
Explore the most affordable flight options available from Dulles Intl to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

vie. 10/1710:10 pmIAD - YHZ

1 stop16h 43mUnited Airlines

sáb. 10/252:50 pmYHZ - IAD

1 stop7h 34mUnited Airlines

Deal found 8/17

$170

sáb. 10/412:35 pmIAD - YYC

1 stop11h 13mMultiple Airlines

sáb. 10/41:10 amYYC - IAD

1 stop6h 28mMultiple Airlines

Deal found 8/17

$182

mar. 10/216:30 amIAD - YYC

1 stop7h 08mUnited Airlines

lun. 10/273:30 pmYYC - IAD

1 stop11h 57mUnited Airlines

Deal found 8/16

$183

mar. 10/216:30 amIAD - YYC

1 stop7h 08mUnited Airlines

mié. 10/221:30 pmYYC - IAD

1 stop13h 52mUnited Airlines

Deal found 8/16

$193

jue. 9/48:40 amIAD - YHZ

1 stop4h 23mMultiple Airlines

jue. 9/115:25 amYHZ - IAD

1 stop5h 13mMultiple Airlines

Deal found 8/16

$198

lun. 10/206:50 pmIAD - YYC

2 stops21h 03mUnited Airlines

lun. 10/273:30 pmYYC - IAD

1 stop11h 57mUnited Airlines

Deal found 8/17

$198

sáb. 10/412:35 pmIAD - YYC

1 stop11h 13mUnited Airlines

mié. 10/86:15 amYYC - IAD

2 stops16h 06mUnited Airlines

Deal found 8/16

$203

sáb. 10/46:30 amIAD - YYC

2 stops17h 18mUnited Airlines

mar. 10/76:15 amYYC - IAD

2 stops16h 06mUnited Airlines

Deal found 8/16

$208

sáb. 9/64:20 pmIAD - YTZ

Nonstop1h 33mPorter Airlines

dom. 9/78:45 amYTZ - IAD

Nonstop1h 31mPorter Airlines

Deal found 8/16

$209

lun. 9/2910:05 pmIAD - YYC

1 stop16h 14mMultiple Airlines

jue. 10/21:10 amYYC - IAD

1 stop6h 28mMultiple Airlines

Deal found 8/15

$209

vie. 9/1911:35 amIAD - YTZ

Nonstop1h 33mPorter Airlines

lun. 9/221:35 pmYTZ - IAD

Nonstop1h 31mPorter Airlines

Deal found 8/17

$211

sáb. 9/64:20 pmIAD - YTZ

Nonstop1h 33mPorter Airlines

mié. 9/101:35 pmYTZ - IAD

Nonstop1h 31mPorter Airlines

Deal found 8/15

$212

Best flights from Dulles Intl to Canada
Discover carefully curated flight deals from Dulles Intl to Canada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated agosto 18, 2025.

vie. 9/510:10 pmIAD - YHZ

1 stop16h 43mUnited Airlines

jue. 9/112:50 pmYHZ - IAD

1 stop6h 51mUnited Airlines

Deal found 8/16

$170

sáb. 10/412:35 pmIAD - YYC

1 stop11h 13mMultiple Airlines

sáb. 10/41:10 amYYC - IAD

1 stop6h 28mMultiple Airlines

Deal found 8/17

$182

vie. 9/54:20 pmIAD - YTZ

Nonstop1h 33mPorter Airlines

dom. 9/78:45 amYTZ - IAD

Nonstop1h 31mPorter Airlines

Deal found 8/15

$209

lun. 9/2910:20 amIAD - YYZ

Nonstop1h 32mAir Canada

lun. 10/68:10 amYYZ - IAD

Nonstop1h 28mAir Canada

Deal found 8/14

$225

lun. 9/226:45 pmIAD - YXX

1 stop8h 38mWestJet

mié. 10/19:20 pmYXX - IAD

2 stops41h 30mWestJet

Deal found 8/16

$276

mar. 10/146:15 amIAD - YHZ

1 stop6h 48mUnited Airlines

sáb. 10/182:50 pmYHZ - IAD

1 stop7h 34mUnited Airlines

Deal found 8/16

$170

vie. 9/1210:10 pmIAD - YHZ

1 stop16h 43mUnited Airlines

vie. 9/192:50 pmYHZ - IAD

1 stop6h 51mUnited Airlines

Deal found 8/17

$170

mar. 9/166:20 amIAD - YHZ

1 stop6h 43mUnited Airlines

mar. 9/232:50 pmYHZ - IAD

1 stop6h 51mUnited Airlines

Deal found 8/17

$170

jue. 9/44:20 pmIAD - YTZ

Nonstop1h 33mPorter Airlines

lun. 9/88:45 amYTZ - IAD

Nonstop1h 31mPorter Airlines

Deal found 8/14

$209

lun. 10/136:15 amIAD - YHZ

1 stop6h 48mUnited Airlines

mar. 10/212:50 pmYHZ - IAD

1 stop7h 21mUnited Airlines

Deal found 8/16

$170

vie. 9/2611:35 amIAD - YTZ

Nonstop1h 33mPorter Airlines

dom. 9/281:35 pmYTZ - IAD

Nonstop1h 31mPorter Airlines

Deal found 8/15

$209

vie. 10/310:35 pmIAD - YYZ

1 stop10h 44mMultiple Airlines

sáb. 10/412:10 pmYYZ - IAD

Nonstop1h 28mMultiple Airlines

Deal found 8/15

$248

Last-minute flights from Dulles Intl to Canada
Discover last-minute flight deals from Dulles Intl to Canada. Data last updated agosto 18, 2025 and is based on user searches.

vie. 8/225:37 pmIAD - YVR

2 stops31h 17mMultiple Airlines

lun. 8/2511:00 pmYVR - IAD

1 stop19h 39mMultiple Airlines

Deal found 8/16

$386

sáb. 8/2310:20 amIAD - YHZ

1 stop5h 45mUnited Airlines

dom. 8/315:05 amYHZ - IAD

1 stop5h 32mUnited Airlines

Deal found 8/16

$308

sáb. 8/236:10 amIAD - YVR

1 stop17h 42mMultiple Airlines

sáb. 8/309:30 amYVR - IAD

1 stop10h 30mMultiple Airlines

Deal found 8/16

$339

dom. 8/244:56 pmIAD - YVR

1 stop31h 13mMultiple Airlines

sáb. 8/309:30 amYVR - IAD

1 stop10h 30mMultiple Airlines

Deal found 8/15

$327

dom. 8/2411:35 amIAD - YUL

1 stop4h 25mPorter Airlines

dom. 8/318:55 amYUL - IAD

1 stop6h 01mPorter Airlines

Deal found 8/17

$363

dom. 8/249:13 amIAD - YYC

Nonstop4h 47mUnited Airlines

dom. 8/316:15 amYYC - IAD

1 stop10h 58mUnited Airlines

Deal found 8/17

$364

lun. 8/2511:35 amIAD - YUL

1 stop4h 25mPorter Airlines

dom. 8/317:00 amYUL - IAD

1 stop3h 36mPorter Airlines

Deal found 8/17

$355

lun. 8/256:45 pmIAD - YYC

Nonstop4h 52mWestJet

vie. 8/2911:30 amYYC - IAD

Nonstop4h 24mWestJet

Deal found 8/16

$386

mar. 8/264:10 pmIAD - YUL

1 stop4h 00mPorter Airlines

vie. 8/296:55 amYUL - IAD

1 stop3h 46mPorter Airlines

Deal found 8/15

$354

mar. 8/269:35 amIAD - YHZ

1 stop5h 30mAir Canada

mié. 8/278:05 amYHZ - IAD

1 stop6h 37mAir Canada

Deal found 8/17

$382

mar. 8/267:44 amIAD - YYC

2 stops17h 45mAmerican Airlines

mar. 9/21:29 pmYYC - IAD

2 stops18h 38mAmerican Airlines

Deal found 8/17

$383

mié. 8/276:20 amIAD - YHZ

1 stop6h 43mUnited Airlines

dom. 8/315:05 amYHZ - IAD

1 stop5h 32mUnited Airlines

Deal found 8/16

$306

One-way flights from Dulles Intl to Canada
Search for one-way flight options from Dulles Intl to Canada. Find affordable one-way fares based on user searches. Data last updated agosto 18, 2025.

vie. 11/218:45 amIAD - YHZ

1 stop4h 46mUnited Airlines

Deal found 8/16

$58

mar. 9/239:35 amIAD - YHZ

1 stop5h 35mAir Canada

Deal found 8/16

$85

mié. 10/159:35 amIAD - YYC

1 stop8h 15mAir Canada

Deal found 8/17

$85

vie. 11/2111:40 amIAD - YHZ

2 stops8h 20mPorter Airlines

Deal found 8/15

$88

dom. 9/711:35 amIAD - YTZ

Nonstop1h 33mPorter Airlines

Deal found 8/17

$92

sáb. 9/274:20 pmIAD - YTZ

Nonstop1h 33mPorter Airlines

Deal found 8/17

$93

lun. 9/296:45 pmIAD - YXX

1 stop17h 53mWestJet

Deal found 8/16

$93

dom. 9/1411:35 amIAD - YTZ

Nonstop1h 33mPorter Airlines

Deal found 8/16

$94

lun. 9/158:40 amIAD - YHZ

1 stop6h 09mUnited Airlines

Deal found 8/17

$95

mar. 9/162:21 pmIAD - YYC

2 stops10h 58mAmerican Airlines

Deal found 8/15

$95

dom. 9/72:25 pmIAD - YYZ

Nonstop1h 32mAir Canada

Deal found 8/17

$95

mar. 9/94:20 pmIAD - YTZ

Nonstop1h 33mPorter Airlines

Deal found 8/16

$96

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Canada that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

vie. 9/5

10:10 pm-3:53 pm

1 stop16h 43m

Halifax Intl

jue. 9/11

2:50 pm-8:41 pm

1 stop6h 51m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

mar. 10/14

6:15 am-2:03 pm

1 stop6h 48m

Halifax Intl

sáb. 10/18

2:50 pm-9:24 pm

1 stop7h 34m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

vie. 9/12

10:10 pm-3:53 pm

1 stop16h 43m

Halifax Intl

vie. 9/19

2:50 pm-8:41 pm

1 stop6h 51m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

mar. 9/16

6:20 am-2:03 pm

1 stop6h 43m

Halifax Intl

mar. 9/23

2:50 pm-8:41 pm

1 stop6h 51m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

lun. 10/13

6:15 am-2:03 pm

1 stop6h 48m

Halifax Intl

mar. 10/21

2:50 pm-9:11 pm

1 stop7h 21m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

dom. 10/12

8:30 am-2:03 pm

1 stop4h 33m

Halifax Intl

lun. 10/20

2:50 pm-9:11 pm

1 stop7h 21m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

mar. 10/14

8:30 am-2:03 pm

1 stop4h 33m

Halifax Intl

lun. 10/20

2:50 pm-9:11 pm

1 stop7h 21m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

mié. 10/15

6:15 am-2:03 pm

1 stop6h 48m

Halifax Intl

sáb. 10/18

2:50 pm-9:24 pm

1 stop7h 34m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

mié. 10/15

8:30 am-2:03 pm

1 stop4h 33m

Halifax Intl

lun. 10/20

2:50 pm-9:11 pm

1 stop7h 21m

$170

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

mié. 10/15

6:15 am-2:03 pm

1 stop6h 48m

Halifax Intl

mar. 10/21

2:50 pm-9:11 pm

1 stop7h 21m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 60 results

...

Best time to book a flight from Dulles Intl to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Canada

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Canada?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Canada (average of $243). Flying from Washington, D.C. Dulles Intl Airport to Canada in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to CA?

When flying from Washington, D.C. Dulles Intl Airport to Canada, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Canada

The most flights from IAD to CA0 are scheduled on a Monday (19 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Canada

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Canada, such as Porter Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

333 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

Porter Airlines

8.0

Very good

333 reviews

Porter Airlines

8.0

Very good

333 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Delta

8.0

Very good

7,981 reviews

Porter Airlines

8.0

Very good

333 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

United Airlines

7.4

Good

8,925 reviews

Porter Airlines

8.0

Very good

333 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

WestJet

7.2

Good

3,018 reviews

Porter Airlines

8.0

Very good

333 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Air Canada

7.1

Good

9,992 reviews

Porter Airlines

8.0

Very good

333 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jul 2025

LIS - YYZ

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Canada one-way?
The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Canada are United Airlines ($58), Air Canada ($85), and Porter Airlines ($88).
What are the most popular routes from Washington, D.C. Dulles Intl Airport to Canada?
Most travelers choose Washington, D.C. Dulles Intl - Toronto Pearson Intl, Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl or Washington, D.C. Dulles Intl - Vancouver Intl when deciding on the best route from Washington, D.C. Dulles Intl Airport to Canada.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Canada?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Canada on time: ANA (87%), Republic Airways (75%), United Airlines (75%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Canada?
Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Canada? While on average our users pay $994, our data indicates the cheapest price to be $97. The most popular route (Washington, D.C. Dulles Intl - Toronto Pearson Intl), is priced around $240.
Can I find deals for flights from Dulles Intl to Canada that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Canada flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Canada?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Canada.
Can I find deals for business class flights from Dulles Intl to Canada?
Yes. Cheapflights offers flight deals from Dulles Intl to Canada by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Canada?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Canada (average of $243). Flying from Washington, D.C. Dulles Intl Airport to Canada in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Dulles Intl to Canada

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$109	Average$341	FlexibilityNo cancel fee	On-time52%
WestJet	Cheapest$118	Average$442	FlexibilityNo cancel fee	On-time60%
Air Canada	Cheapest$132	Average$491	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$142	Average$492	FlexibilityNo cancel fee	On-timeN/A
Air Transat	Cheapest$176	Average$220	FlexibilityNo cancel fee	On-time50%
United Airlines	Cheapest$188	Average$489	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$279	Average$391	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$353	Average$516	FlexibilityNo cancel fee	On-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$58+ Cheap flights from Dulles Intl (IAD) to Canada

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Canada with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Canada

Keep the following information in mind while searching for Dulles Intl to Canada flight deals. Data was last updated agosto 18, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Dulles Intl to Canada

Cheapest flights from Dulles Intl to CanadaExplore the most affordable flight options available from Dulles Intl to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

Explore the most affordable flight options available from Dulles Intl to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Canada that are best for you.

Best time to book a flight from Dulles Intl to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada from Dulles Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Canada

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Canada?

What is the cheapest time of day to fly from IAD to CA?

Find hourly flight availability from Dulles Intl to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Canada

Explore weekly flight availability from Dulles Intl to Canada. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated agosto 18, 2025.

Reviews of airlines servicing Canada

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Canada, such as Porter Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Canada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Canada one-way?

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Canada?

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Canada?

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Canada?

Can I find deals for flights from Dulles Intl to Canada that include hotel bookings?

How can I find direct flights from Dulles Intl to Canada?

Can I find deals for business class flights from Dulles Intl to Canada?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Canada?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Canada

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Dulles Intl to Canada

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dulles Intl to Canada
Explore the most affordable flight options available from Dulles Intl to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.