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$93+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YVR
May 31 — Jun 71
Sun 5/31
Sun 6/7
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 May 1, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/27. 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
Mon 8/3111:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/27$212
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Fri 8/147:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 8/1711:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/28$213
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Fri 8/147:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 8/2411:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/29$214
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 8/107:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Fri 8/2111:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/29$215
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 8/107:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 8/1711:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/29$216
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 7/67:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Fri 7/2411:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/28$221
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Fri 7/107:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Fri 7/2411:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/28$222
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 8/3111:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 5/1$223
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Fri 7/107:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Fri 7/1711:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/27$226
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 7/207:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Mon 7/2711:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Deal found 4/30$227
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub 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 4/30$238
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 pm
IAD
-
YXX
1 stop18h 05m
WestJet
Mon 8/316:00 am
YXX
-
IAD
1 stop9h 10m
WestJet
Deal found 4/29$238

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 May 1, 2026.

Round-trip from

$212
(Kiwi.com)

One-way from

$93
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$546

Good round-trip deal

$590 or less

Good one-way deal

$320 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. 2% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 1, 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

Washington, D.C.Abbotsford

IAD - YXX

IADYXX

Washington, D.C. Dulles Intl

Fri 8/7

7:00 pm-3:05 pm

1 stop23h 05m

Abbotsford

Fri 8/14

6:00 am-6:10 pm

1 stop9h 10m

$267

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 7/28

6:30 am-9:48 pm

1 stop17h 18m

Calgary

Thu 8/13

9:30 am-12:40 am

1 stop13h 10m

$288

Washington, D.C.Kelowna

IAD - YLW

IADYLW

Washington, D.C. Dulles Intl

Mon 8/17

7:00 pm-11:50 pm

1 stop7h 50m

Kelowna

Thu 8/27

10:55 am-6:10 pm

1 stop28h 15m

$360

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 7/22

12:29 pm-9:05 pm

1 stop10h 36m

Calgary

Fri 8/7

7:00 am-9:03 pm

1 stop12h 03m

$370

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 7/11

12:29 pm-9:05 pm

1 stop10h 36m

Calgary

Sat 7/18

7:00 am-11:13 pm

2 stops14h 13m

$384

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 7/27

11:35 am-8:35 pm

1 stop11h 00m

Calgary

Wed 8/5

8:10 am-11:21 pm

2 stops13h 11m

$483

Washington, D.C.Vancouver

IAD - YVR

IADYVR

Washington, D.C. Dulles Intl

Tue 5/26

8:21 am-11:07 am

Nonstop5h 46m

Vancouver Intl

Sat 5/30

9:47 am-10:28 pm

1 stop9h 41m

$503

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 7/20

9:10 am-12:04 pm

Nonstop4h 54m

Calgary

Mon 7/20

7:15 pm-11:41 am

1 stop14h 26m

$510

Washington, D.C.Vancouver

IAD - YVR

IADYVR

Washington, D.C. Dulles Intl

Wed 7/8

3:56 pm-10:56 pm

1 stop10h 00m

Vancouver Intl

Sat 7/11

9:47 am-9:25 pm

1 stop8h 38m

$524

Washington, D.C.Kelowna

IAD - YLW

IADYLW

Washington, D.C. Dulles Intl

Wed 8/19

4:00 pm-11:50 pm

2 stops10h 50m

Kelowna

Sat 8/22

8:15 pm-11:59 am

2 stops12h 44m

$524

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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

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 24 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.

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

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to British Columbia (average of $84). Flying from Washington, D.C. Dulles Intl Airport to British Columbia in April is currently the most expensive (average of $388). 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.

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

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 May 1, 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
12,320 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,320 reviews
Alaska Airlines
7.9
Good
12,320 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,464 reviews
Alaska Airlines
7.9
Good
12,320 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,678 reviews
Alaska Airlines
7.9
Good
12,320 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
WestJet
7.2
Good
3,331 reviews
Alaska Airlines
7.9
Good
12,320 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Air Canada
7.1
Good
10,987 reviews
Alaska Airlines
7.9
Good
12,320 reviews

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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 10h 36m. 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 $128 and $142 on Air Canada and Delta, 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 $271. On average you can expect to pay $984. The most popular route, (Washington, D.C. Dulles Intl - Vancouver Intl), can usually be booked for $324.

  • 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, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to British Columbia (average of $84). Flying from Washington, D.C. Dulles Intl Airport to British Columbia in April is currently the most expensive (average of $388). 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 5 airlines flying from Dulles Intl to British Columbia

Discover the top 5 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 May 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$118Average$254FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$128Average$601FlexibilityNo cancel feeOn-time67%
DeltaCheapest$159Average$410FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$270Average$579FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$343Average$558FlexibilityNo cancel feeOn-time75%

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