In terms of precipitation, rainfall in British Columbia ranges from 1.4 - 7.4 inches per month. November is typically the wettest month, when rainfall can reach 7.4 in. July is typically the driest time to visit British Columbia when rainfall is around 1.4 in.

If weather is an important factor for your trip to British Columbia, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 $295. On average you can expect to pay $732. The most popular route, (Washington, D.C. Dulles Intl - Vancouver Intl), can usually be booked for $236.

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

United Airlines, Ethiopian Air and Turkish Airlines are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to British Columbia.

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.

$85+ Flights from Washington, D.C. Dulles Intl Airport to British Columbia

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

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Cheap flight deals from Dulles Intl to British Columbia

Round-trip from	$263 (Kiwi.com)
One-way from	$85 (Kiwi.com)
Popular in	December
Cheapest in	June
Average price	$509
Good round-trip deal	$811 or less
Good one-way deal	$423 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. 7% potential increase in price ($42 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 November 2025

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.

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Find 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 November 26, 2025.

Tue 12/99:00 amIAD - YYC

1 stop28h 44mMultiple Airlines

Mon 12/1512:30 amYYC - IAD

1 stop11h 59mMultiple Airlines

Deal found 11/24

$263

Wed 12/1010:10 pmIAD - YYC

1 stop18h 11mUnited Airlines

Wed 12/176:15 amYYC - IAD

1 stop13h 09mUnited Airlines

Deal found 11/26

$283

Mon 12/86:58 pmIAD - YYC

1 stop18h 46mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$286

Wed 12/39:00 amIAD - YYC

1 stop12h 09mMultiple Airlines

Tue 12/912:30 amYYC - IAD

1 stop11h 59mMultiple Airlines

Deal found 11/24

$323

Mon 12/86:58 pmIAD - YYC

1 stop18h 46mMultiple Airlines

Wed 12/106:30 pmYYC - IAD

1 stop13h 54mMultiple Airlines

Deal found 11/24

$326

Sat 12/65:45 amIAD - YYC

1 stop31h 59mMultiple Airlines

Tue 12/96:30 pmYYC - IAD

1 stop13h 54mMultiple Airlines

Deal found 11/23

$327

Wed 12/39:00 amIAD - YYC

1 stop12h 09mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$330

Tue 12/96:30 pmIAD - YYC

1 stop16h 35mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$351

Sat 12/69:20 pmIAD - YYC

2 stops16h 24mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$355

Thu 12/49:45 amIAD - YYC

1 stop8h 09mAir Canada

Fri 12/55:35 amYYC - IAD

1 stop8h 11mAir Canada

Deal found 11/26

$361

Wed 12/39:00 amIAD - YVR

2 stops16h 45mMultiple Airlines

Fri 12/125:00 pmYVR - IAD

1 stop16h 29mMultiple Airlines

Deal found 11/23

$378

Wed 11/266:41 pmIAD - YVR

1 stop19h 31mMultiple Airlines

Thu 12/47:45 pmYVR - IAD

2 stops17h 39mMultiple Airlines

Deal found 11/24

$386

Best flights from Dulles Intl to British Columbia
Discover carefully curated flight deals from Dulles Intl to British Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 26, 2025.

Sat 1/246:15 pmIAD - YYC

1 stop20h 11mUnited Airlines

Sun 1/253:30 pmYYC - IAD

1 stop12h 02mUnited Airlines

Deal found 11/25

$294

Sat 1/246:04 pmIAD - YLW

1 stop22h 11mMultiple Airlines

Sat 1/317:55 pmYLW - IAD

2 stops17h 38mMultiple Airlines

Deal found 11/25

$361

Sat 1/316:00 amIAD - YVR

1 stop18h 15mAmerican Airlines

Sat 2/71:44 pmYVR - IAD

2 stops18h 14mAmerican Airlines

Deal found 11/24

$371

Thu 1/87:30 amIAD - YVR

1 stop16h 24mDelta

Mon 1/126:20 amYVR - IAD

1 stop13h 50mDelta

Deal found 11/24

$390

Tue 2/36:04 pmIAD - YVR

1 stop9h 06mAlaska Airlines

Tue 2/106:00 amYVR - IAD

1 stop7h 26mAlaska Airlines

Deal found 11/25

$407

Tue 12/99:45 amIAD - YLW

2 stops13h 24mAir Canada

Wed 12/105:20 amYLW - IAD

2 stops12h 39mAir Canada

Deal found 11/25

$469

Sat 1/176:15 pmIAD - YYC

1 stop20h 11mUnited Airlines

Sat 1/242:13 pmYYC - IAD

1 stop7h 09mUnited Airlines

Deal found 11/24

$294

Sun 1/1810:28 pmIAD - YYC

1 stop15h 07mUnited Airlines

Wed 1/216:15 amYYC - IAD

1 stop6h 57mUnited Airlines

Deal found 11/25

$294

Sat 1/241:05 pmIAD - YYC

2 stops10h 48mUnited Airlines

Tue 2/33:30 pmYYC - IAD

1 stop13h 17mUnited Airlines

Deal found 11/25

$303

Thu 1/86:04 pmIAD - YYJ

1 stop8h 53mMultiple Airlines

Thu 1/158:00 pmYYJ - IAD

2 stops22h 13mMultiple Airlines

Deal found 11/24

$378

Wed 1/77:30 amIAD - YVR

1 stop10h 06mDelta

Wed 1/1411:40 amYVR - IAD

1 stop8h 30mDelta

Deal found 11/25

$390

Sat 1/241:05 pmIAD - YYC

2 stops10h 48mUnited Airlines

Tue 1/276:15 amYYC - IAD

2 stops9h 20mUnited Airlines

Deal found 11/25

$309

Fri 1/96:04 pmIAD - YLW

1 stop24h 13mAlaska Airlines

Fri 1/164:07 pmYLW - IAD

1 stop21h 19mAlaska Airlines

Deal found 11/24

$430

Wed 12/246:00 amIAD - YXX

2 stops16h 37mWestJet

Wed 12/318:10 pmYXX - IAD

2 stops13h 03mWestJet

Deal found 11/26

$873

Wed 1/287:00 amIAD - YVR

2 stops14h 44mDelta

Mon 2/27:37 pmYVR - IAD

2 stops13h 15mDelta

Deal found 11/24

$399

Tue 1/67:33 amIAD - YLW

2 stops17h 17mMultiple Airlines

Mon 1/124:07 pmYLW - IAD

1 stop21h 19mMultiple Airlines

Deal found 11/25

$415

Tue 1/66:43 pmIAD - YLW

1 stop29h 31mAlaska Airlines

Mon 1/124:07 pmYLW - IAD

1 stop21h 19mAlaska Airlines

Deal found 11/25

$430

Wed 1/216:04 pmIAD - YLW

1 stop24h 13mAlaska Airlines

Mon 1/264:07 pmYLW - IAD

1 stop21h 19mAlaska Airlines

Deal found 11/25

$452

Wed 1/214:30 pmIAD - YXT

2 stops20h 08mAir Canada

Fri 1/236:50 pmYXT - IAD

2 stops17h 56mAir Canada

Deal found 11/25

$551

Thu 3/127:05 amIAD - YLW

1 stop17h 07mMultiple Airlines

Mon 3/168:50 amYLW - IAD

2 stops23h 48mMultiple Airlines

Deal found 11/23

$486

Sat 12/136:30 amIAD - YVR

1 stop16h 51mUnited Airlines

Thu 12/258:30 amYVR - IAD

1 stop9h 55mUnited Airlines

Deal found 11/25

$404

Tue 1/66:43 pmIAD - YLW

1 stop29h 31mAlaska Airlines

Thu 1/84:07 pmYLW - IAD

1 stop21h 19mAlaska Airlines

Deal found 11/25

$469

Wed 2/49:45 amIAD - YKA

2 stops11h 42mAir Canada

Tue 2/105:40 amYKA - IAD

2 stops12h 14mAir Canada

Deal found 11/24

$580

Wed 12/1710:10 pmIAD - YVR

1 stop15h 43mUnited Airlines

Tue 12/308:45 amYVR - IAD

1 stop17h 34mUnited Airlines

Deal found 11/25

$404

Sat 1/246:04 pmIAD - YLW

1 stop30h 10mAlaska Airlines

Sat 1/314:07 pmYLW - IAD

1 stop21h 19mAlaska Airlines

Deal found 11/25

$475

Wed 12/2410:10 pmIAD - YVR

1 stop15h 43mUnited Airlines

Wed 12/311:55 pmYVR - IAD

1 stop12h 24mUnited Airlines

Deal found 11/26

$404

Sat 12/61:20 pmIAD - YKA

2 stops12h 07mAir Canada

Wed 12/105:40 amYKA - IAD

2 stops12h 38mAir Canada

Deal found 11/25

$592

Tue 1/206:00 amIAD - YXX

3 stops21h 10mMultiple Airlines

Sun 1/2510:50 amYXX - IAD

2 stops20h 29mMultiple Airlines

Deal found 11/25

$569

Wed 12/1710:10 pmIAD - YVR

1 stop15h 43mUnited Airlines

Mon 12/291:55 pmYVR - IAD

1 stop12h 24mUnited Airlines

Deal found 11/26

$404

Sat 12/64:30 pmIAD - YXS

2 stops20h 36mAir Canada

Wed 12/108:15 pmYXS - IAD

2 stops21h 44mAir Canada

Deal found 11/25

$615

Last-minute flights from Dulles Intl to British Columbia
Discover last-minute flight deals from Dulles Intl to British Columbia. Data last updated November 26, 2025 and is based on user searches.

Wed 11/266:41 pmIAD - YVR

1 stop19h 31mMultiple Airlines

Thu 12/47:45 pmYVR - IAD

2 stops17h 39mMultiple Airlines

Deal found 11/24

$386

Wed 12/39:00 amIAD - YYC

1 stop12h 09mMultiple Airlines

Tue 12/912:30 amYYC - IAD

1 stop11h 59mMultiple Airlines

Deal found 11/24

$323

Wed 12/39:00 amIAD - YYC

1 stop12h 09mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$330

Wed 12/39:00 amIAD - YVR

2 stops16h 45mMultiple Airlines

Fri 12/125:00 pmYVR - IAD

1 stop16h 29mMultiple Airlines

Deal found 11/23

$378

Thu 12/49:45 amIAD - YYC

1 stop8h 09mAir Canada

Fri 12/55:35 amYYC - IAD

1 stop8h 11mAir Canada

Deal found 11/26

$361

Sat 12/65:45 amIAD - YYC

1 stop31h 59mMultiple Airlines

Tue 12/96:30 pmYYC - IAD

1 stop13h 54mMultiple Airlines

Deal found 11/23

$327

Sat 12/69:20 pmIAD - YYC

2 stops16h 24mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$355

Mon 12/86:58 pmIAD - YYC

1 stop18h 46mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$286

Mon 12/86:58 pmIAD - YYC

1 stop18h 46mMultiple Airlines

Wed 12/106:30 pmYYC - IAD

1 stop13h 54mMultiple Airlines

Deal found 11/24

$326

Tue 12/99:00 amIAD - YYC

1 stop28h 44mMultiple Airlines

Mon 12/1512:30 amYYC - IAD

1 stop11h 59mMultiple Airlines

Deal found 11/24

$263

Tue 12/96:30 pmIAD - YYC

1 stop16h 35mMultiple Airlines

Thu 12/118:55 amYYC - IAD

1 stop12h 15mMultiple Airlines

Deal found 11/24

$351

Wed 12/1010:10 pmIAD - YYC

1 stop18h 11mUnited Airlines

Wed 12/176:15 amYYC - IAD

1 stop13h 09mUnited Airlines

Deal found 11/26

$283

One-way flights from Dulles Intl to British Columbia
Search for one-way flight options from Dulles Intl to British Columbia. Find affordable one-way fares based on user searches. Data last updated November 26, 2025.

Mon 12/156:58 pmIAD - YVR

2 stops23h 47mMultiple Airlines

Deal found 11/25

$85

Sat 1/2411:39 amIAD - YYC

1 stop9h 30mMultiple Airlines

Deal found 11/24

$100

Fri 1/235:33 pmIAD - YYC

1 stop27h 36mMultiple Airlines

Deal found 11/24

$104

Mon 2/235:20 pmIAD - YVR

2 stops24h 20mMultiple Airlines

Deal found 11/25

$105

Tue 1/136:00 amIAD - YVR

2 stops19h 45mMultiple Airlines

Deal found 11/24

$107

Mon 2/25:33 pmIAD - YYC

1 stop20h 10mMultiple Airlines

Deal found 11/23

$107

Fri 1/95:41 pmIAD - YYC

2 stops23h 27mMultiple Airlines

Deal found 11/25

$109

Sun 2/225:20 pmIAD - YYC

1 stop27h 49mMultiple Airlines

Deal found 11/25

$110

Fri 1/235:33 pmIAD - YVR

1 stop20h 39mMultiple Airlines

Deal found 11/25

$111

Fri 1/95:41 pmIAD - YVR

1 stop20h 31mMultiple Airlines

Deal found 11/24

$112

Wed 1/710:32 pmIAD - YYC

1 stop17h 49mUnited Airlines

Deal found 11/26

$116

Sun 1/255:37 pmIAD - YLW

2 stops27h 23mMultiple Airlines

Deal found 11/23

$117

Cheapflights Fare Finder

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

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 1/24

6:15 pm-12:26 pm

1 stop20h 11m

Calgary

Sun 1/25

3:30 pm-5:32 am

1 stop12h 02m

$294

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 1/17

6:15 pm-12:26 pm

1 stop20h 11m

Calgary

Sat 1/24

2:13 pm-11:22 pm

1 stop7h 09m

$294

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sun 1/18

10:28 pm-11:35 am

1 stop15h 07m

Calgary

Wed 1/21

6:15 am-3:12 pm

1 stop6h 57m

$294

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 1/24

1:05 pm-9:53 pm

2 stops10h 48m

Calgary

Tue 2/3

3:30 pm-6:47 am

1 stop13h 17m

$303

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 1/24

1:05 pm-9:53 pm

2 stops10h 48m

Calgary

Tue 1/27

6:15 am-5:35 pm

2 stops9h 20m

$309

Washington, D.C.Kelowna

IAD - YLW

IADYLW

Washington, D.C. Dulles Intl

Sat 1/24

6:04 pm-1:15 pm

1 stop22h 11m

Kelowna

Sat 1/31

7:55 pm-4:33 pm

2 stops17h 38m

$361

Washington, D.C.Vancouver

IAD - YVR

IADYVR

Washington, D.C. Dulles Intl

Sat 1/31

6:00 am-9:15 pm

1 stop18h 15m

Vancouver Intl

Sat 2/7

1:44 pm-10:58 am

2 stops18h 14m

$371

Washington, D.C.Victoria

IAD - YYJ

IADYYJ

Washington, D.C. Dulles Intl

Thu 1/8

6:04 pm-11:57 pm

1 stop8h 53m

Victoria Intl

Thu 1/15

8:00 pm-9:13 pm

2 stops22h 13m

$378

Washington, D.C.Vancouver

IAD - YVR

IADYVR

Washington, D.C. Dulles Intl

Thu 1/8

7:30 am-8:54 pm

1 stop16h 24m

Vancouver Intl

Mon 1/12

6:20 am-11:10 pm

1 stop13h 50m

$390

Washington, D.C.Vancouver

IAD - YVR

IADYVR

Washington, D.C. Dulles Intl

Wed 1/7

7:30 am-2:36 pm

1 stop10h 06m

Vancouver Intl

Wed 1/14

11:40 am-11:10 pm

1 stop8h 30m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 60 results

...

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, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to British Columbia (average of $155). Flying from Washington, D.C. Dulles Intl Airport to British Columbia in January is currently the most expensive (average of $404). 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?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to British Columbia in the evening. If you’re flexible enough to do this you can expect to save up to 74% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to British Columbia?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to British Columbia flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing British Columbia

Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United 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

8.0

Very good

11,354 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

Alaska Airlines

8.0

Very good

11,354 reviews

Alaska Airlines

8.0

Very good

11,354 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

Delta

7.9

Good

7,998 reviews

Alaska Airlines

8.0

Very good

11,354 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

United Airlines

7.4

Good

9,046 reviews

Alaska Airlines

8.0

Very good

11,354 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

WestJet

7.2

Good

3,173 reviews

Alaska Airlines

8.0

Very good

11,354 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

Air Canada

7.1

Good

10,476 reviews

Alaska Airlines

8.0

Very good

11,354 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

Related info for your journey

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 18h 15m. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to British Columbia is about 2337 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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 $295. On average you can expect to pay $732. The most popular route, (Washington, D.C. Dulles Intl - Vancouver Intl), can usually be booked for $236.
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, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to British Columbia (average of $155). Flying from Washington, D.C. Dulles Intl Airport to British Columbia in January is currently the most expensive (average of $404). 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

Alternative routes for Dulles Intl to British Columbia

Dulles Intl to Pierre Elliott Trudeau Intl flights

Dulles Intl to Vancouver Intl flights

Reagan-National to Pierre Elliott Trudeau Intl flights

Dulles Intl to Pearson Intl flights

Reagan-National to Pearson Intl flights

Baltimore to Vancouver Intl flights

Reagan-National to Vancouver Intl flights

Dulles Intl to Toronto Island flights

Baltimore to Pierre Elliott Trudeau Intl flights

Baltimore to Pearson Intl flights

Dulles Intl to Calgary flights

Baltimore to Calgary flights

Reagan-National to Calgary flights

Dulles Intl to Ottawa flights

Dulles Intl to Québec City flights

Dulles Intl to Abbotsford flights

Reagan-National to Ottawa flights

Reagan-National to Québec City flights

Reagan-National to Toronto Island flights

Baltimore to Abbotsford flights

Baltimore to Québec City flights

Baltimore to Toronto Island flights

Dulles Intl to Edmonton flights

Reagan-National to Abbotsford flights

Dulles Intl to Winnipeg flights

Baltimore to Ottawa flights

Dulles Intl to Halifax flights

Reagan-National to Winnipeg flights

Reagan-National to Halifax flights

Baltimore to Edmonton flights

Reagan-National to Edmonton flights

Dulles Intl to St. John's flights

Reagan-National to St. John's flights

Dulles Intl to Saskatoon flights

Baltimore to Saskatoon flights

Baltimore to Kelowna flights

Reagan-National to Kelowna flights

Baltimore to Halifax flights

Dulles Intl to Kelowna flights

Baltimore to Yellowknife flights

Reagan-National to Saskatoon flights

Baltimore to Winnipeg flights

Baltimore to St. John's flights

Dulles Intl to Whitehorse flights

Dulles Intl to Fredericton flights

Dulles Intl to Moncton flights

Dulles Intl to London flights

Reagan-National to Fredericton flights

Dulles Intl to Victoria flights

Reagan-National to Moncton flights

Complete your trip

British Columbia car rentals

Vancouver Intl Airport car rentals

Kelowna Airport car rentals

Victoria Intl Airport car rentals

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Top 5 airlines flying from Dulles Intl to British Columbia

Airline	Cheapest	Average	Flexibility	On-time
WestJet	Cheapest$118	Average$313	FlexibilityNo cancel fee	On-time60%
Air Canada	Cheapest$183	Average$629	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$210	Average$525	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$233	Average$528	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$353	Average$548	FlexibilityNo cancel fee	On-time75%

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$85+ 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap 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 November 26, 2025.

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Cheapest flights from Dulles Intl to British ColumbiaExplore 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 November 26, 2025.

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 November 26, 2025.

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

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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 November 26, 2025.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to British Columbia?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to British Columbia. Price data was last updated on December 16, 2024.

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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.

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

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

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Alternative routes for Dulles Intl to British Columbia

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Top 5 airlines flying from Dulles Intl to British Columbia

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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 November 26, 2025.