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$134+ Cheap flights from Dulles Intl (IAD) to British Columbia

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YVR
Jul 6 — Jul 131
Mon 7/6
Mon 7/13
1 adult, Economy
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Cheap flight deals from Dulles Intl to British Columbia

Cheapest flights from Dulles Intl to British Columbia
Explore the most affordable flight options available from Dulles Intl to British Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.

This Mytrip deal was found by Cheapflights users on 6/1. 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 7/154:20 pm
IAD
-
YYC
1 stop8h 40m
Air Canada
Wed 7/226:30 am
YYC
-
IAD
1 stop6h 54m
Air Canada
Deal found 6/1$284
This Mytrip deal was found by Cheapflights users on 6/1. 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.
Thu 8/204:20 pm
IAD
-
YYC
1 stop8h 40m
Air Canada
Mon 8/246:30 am
YYC
-
IAD
1 stop6h 54m
Air Canada
Deal found 6/1$296
This Air Canada deal was found by Cheapflights users on 6/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:45 pm
IAD
-
YYC
1 stop9h 47m
Air Canada
Sat 9/56:00 am
YYC
-
IAD
1 stop7h 01m
Air Canada
Deal found 6/1$303
This CheapOair deal was found by Cheapflights users on 6/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 8/3111:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 6/4$317
This Justfly.com deal was found by Cheapflights users on 6/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 8/3111:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 6/2$328
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 8/317:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Fri 9/411:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 6/2$329
This Air Canada deal was found by Cheapflights users on 6/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:45 am
IAD
-
YYC
1 stop8h 12m
Air Canada
Wed 9/306:30 am
YYC
-
IAD
1 stop6h 55m
Air Canada
Deal found 6/2$332
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Fri 8/2811:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 6/3$340
This Air Canada deal was found by Cheapflights users on 6/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:45 pm
IAD
-
YYC
1 stop9h 47m
Air Canada
Tue 9/226:30 am
YYC
-
IAD
1 stop6h 55m
Air Canada
Deal found 6/1$341
This Air Canada deal was found by Cheapflights users on 6/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/284:20 pm
IAD
-
YYC
1 stop8h 40m
Air Canada
Sun 9/66:00 am
YYC
-
IAD
1 stop7h 01m
Air Canada
Deal found 6/1$342
This Air Canada deal was found by Cheapflights users on 6/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:45 pm
IAD
-
YYC
1 stop10h 07m
Air Canada
Wed 7/156:30 am
YYC
-
IAD
1 stop6h 54m
Air Canada
Deal found 6/1$343
This CheapOair deal was found by Cheapflights users on 6/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 pm
IAD
-
YLW
1 stop7h 50m
WestJet
Mon 8/316:05 am
YLW
-
IAD
1 stop9h 05m
WestJet
Deal found 6/4$352

Find flight deals from Dulles Intl to British Columbia

Keep the following information in mind while searching for Dulles Intl to British Columbia flight deals. Data was last updated June 6, 2026.

Round-trip from

$284
(Mytrip)

One-way from

$134
(CheapOair)

Popular in

December

Cheapest in

November

Average price

$489

Good round-trip deal

$659 or less

Good one-way deal

$322 or less
From Washington, D.C. Dulles Intl to British Columbia
Search Deals
One-way flight from Washington, D.C. Dulles Intl to British Columbia
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to British Columbia.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to British Columbia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to British Columbia 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 June 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to British Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 9/16

9:07 am-11:58 am

Nonstop4h 51m

Calgary

Wed 9/23

2:58 pm-9:18 pm

Nonstop4h 20m

$372

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 9/18

9:07 am-11:58 am

Nonstop4h 51m

Calgary

Wed 9/23

2:58 pm-9:18 pm

Nonstop4h 20m

$394

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 9/2

3:40 pm-10:36 pm

1 stop8h 56m

Calgary

Sun 9/6

6:00 am-3:01 pm

1 stop7h 01m

$439

Washington, D.C.Kelowna

IAD - YLW

IADYLW

Washington, D.C. Dulles Intl

Mon 8/24

7:00 pm-9:45 am

2 stops17h 45m

Kelowna

Mon 8/31

6:05 am-6:10 pm

1 stop9h 05m

$444

Washington, D.C.Kelowna

IAD - YLW

IADYLW

Washington, D.C. Dulles Intl

Mon 8/31

7:00 pm-11:50 pm

1 stop7h 50m

Kelowna

Sun 9/6

3:15 pm-10:45 am

2 stops16h 30m

$472

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 10/21

6:10 am-12:47 pm

2 stops8h 37m

Calgary

Sun 10/25

1:25 pm-11:51 pm

1 stop8h 26m

$474

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 6/16

11:44 am-8:38 pm

1 stop10h 54m

Calgary

Thu 6/18

6:45 am-5:59 pm

1 stop9h 14m

$484

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sun 8/16

8:28 am-5:10 pm

1 stop10h 42m

Calgary

Sat 8/22

12:25 pm-11:20 pm

2 stops8h 55m

$495

Washington, D.C.Abbotsford

IAD - YXX

IADYXX

Washington, D.C. Dulles Intl

Mon 7/6

7:00 pm-10:00 am

1 stop18h 00m

Abbotsford

Wed 7/15

3:45 pm-10:46 am

2 stops16h 01m

$497

Washington, D.C.Kelowna

IAD - YLW

IADYLW

Washington, D.C. Dulles Intl

Tue 9/15

11:44 am-11:30 pm

2 stops14h 46m

Kelowna

Tue 9/22

6:35 pm-11:36 am

2 stops14h 01m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to British Columbia

Have a flexible travel schedule? Discover the best time to fly to British Columbia 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 British Columbia

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

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to British Columbia (average of $142). Flying from Washington, D.C. Dulles Intl Airport to British Columbia in November is currently the most expensive (average of $364). 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 BC?

Find hourly flight availability from Dulles Intl to British Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2026.

When flying from Washington, D.C. Dulles Intl Airport to British Columbia, 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 British Columbia

Explore weekly flight availability from Dulles Intl to British Columbia. 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 June 6, 2026.

The most flights from IAD to CABC are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to British Columbia?

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to British Columbia?

The best time to book flights from Washington, D.C. Dulles Intl Airport to British Columbia is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing British Columbia

Get insights into the airlines that provide service to British Columbia. 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 British Columbia. Reviews last updated June 6, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Washington, D.C. Dulles Intl Airport to British Columbia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,476 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,476 reviews
Alaska Airlines
7.9
Good
12,476 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.9
Good
8,398 reviews
Alaska Airlines
7.9
Good
12,476 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
United Airlines
7.4
Good
9,779 reviews
Alaska Airlines
7.9
Good
12,476 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Air Canada
7.1
Good
11,133 reviews
Alaska Airlines
7.9
Good
12,476 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

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

  • How long is the flight from Washington, D.C. Dulles Intl Airport to British Columbia?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to British Columbia in 4h 51m. Fly via WestJet, United Airlines, or Delta to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to British Columbia is about 1946 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $115. Users have also found prices from $142 and $186 on Delta and Air Canada, respectively.

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

    The most popular flight routes from Washington, D.C. Dulles Intl Airport to British Columbia are Washington, D.C. Dulles Intl - Vancouver Intl, Washington, D.C. Dulles Intl - Calgary and Washington, D.C. Dulles Intl - Abbotsford.

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

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to British Columbia is $245. On average you can expect to pay $646. The most popular route, (Washington, D.C. Dulles Intl - Vancouver Intl), can usually be booked for $511.

  • Can I find deals for flights from Dulles Intl to British Columbia that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to British Columbia?

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

  • Can I find deals for business class flights from Dulles Intl to British Columbia?

    Yes. Cheapflights offers flight deals from Dulles Intl to British Columbia 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 British Columbia?

    Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to British Columbia (average of $142). Flying from Washington, D.C. Dulles Intl Airport to British Columbia in November is currently the most expensive (average of $364). 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

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Top 4 airlines flying from Dulles Intl to British Columbia

Discover the top 4 airlines that operate flights from Dulles Intl to British Columbia. 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 June 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$159Average$410FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$218Average$665FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$277Average$597FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$343Average$654FlexibilityNo cancel feeOn-time75%

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