How long is the flight from Washington, D.C. to Lake Louise?

There are many flights that can get you from Washington, D.C. to Lake Louise in 7h 13m. Fly via United Airlines to get the fastest option. The distance between Washington, D.C. and Lake Louise is about 1968 mi.

In terms of precipitation, rainfall in Lake Louise ranges from 0.4 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. January is typically the driest time to visit Lake Louise when rainfall is around 0.4 in.

If weather is an important factor for your trip to Lake Louise, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

What are the most popular routes from Washington, D.C. to Lake Louise?

Most travelers choose Washington, D.C. Dulles Intl - Calgary, Baltimore/Washington - Calgary or Washington, D.C. Reagan-National - Calgary when deciding on the best route from Washington, D.C. to Lake Louise.

What are the cheapest flights from Washington, D.C. to Lake Louise?

While on average a flight from Washington, D.C. to Lake Louise is generally $324, our data shows the cheapest flight currently is $76. When looking at the most popular route, (Washington, D.C. Dulles Intl - Calgary), you can expect to pay $215 for that flight.

What are the most reliable airlines from Washington, D.C. to Lake Louise?

Before booking your flight to Lake Louise from Washington, D.C., check out the most reliable airlines to get you to your destination on time: Air Canada (82%), United Airlines (82%), WestJet( 24%).

What are the most popular airlines that fly from Washington, D.C. to Lake Louise?

When booking a flight from Washington, D.C. to Lake Louise, you may want to consider flying on American Airlines, Air Canada or Delta as they are the most popular for this route.

Can I find deals for flights from Washington, D.C. to Lake Louise that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Lake Louise flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Lake Louise?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Lake Louise.

Can I find deals for business class flights from Washington, D.C. to Lake Louise?

Yes. Cheapflights offers flight deals from Washington, D.C. to Lake Louise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$70+ Flights from Washington, D.C. to Lake Louise

Q: How much does it cost to fly round-trip from Washington, D.C. to Lake Louise?

Airfare is typical for this route at the moment. Washington, D.C. to Lake Louise flights typically cost between $172 and $449 in October. The cheapest round-trip price found within the last 3 days was $211 on Air Canada (Oct 6-Oct 14).

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Find cheap flights from Washington, D.C. to Lake Louise 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.

Cheapflights Tip: The best prices from Washington, D.C. to Lake Louise are usually found in September or October, booked 63 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Washington, D.C. to Lake Louise

Round-trip from	$211 (Gotogate)
One-way from	$70 (Expedia)
Popular in	December
Cheapest in	September
Average price	$302

From Washington, D.C. (WAS) to Lake Louise

Search Deals

One-way flight from Washington, D.C. (WAS) to Lake Louise

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($72 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

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Find flight deals from Washington, D.C. to Lake Louise

Cheapest flights from Washington, D.C. to Lake Louise
Explore the most affordable flight options available from Washington, D.C. to Lake Louise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Mon 10/64:35 pmDCA - YYC

2 stops10h 37mAir Canada

Tue 10/141:10 amYYC - DCA

2 stops8h 58mAir Canada

Deal found 9/15

$211

Tue 10/1412:55 pmDCA - YYC

1 stop11h 50mAir Canada

Tue 10/141:10 amYYC - DCA

1 stop7h 10mAir Canada

Deal found 9/14

$219

Fri 10/36:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Mon 10/1312:30 amYYC - IAD

1 stop17h 16mMultiple Airlines

Deal found 9/15

$220

Mon 9/296:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Mon 10/611:35 pmYYC - IAD

2 stops42h 11mMultiple Airlines

Deal found 9/15

$224

Wed 10/811:03 amDCA - YYC

1 stop8h 52mUnited Airlines

Sat 10/117:15 amYYC - DCA

1 stop10h 01mUnited Airlines

Deal found 9/15

$232

Mon 10/610:10 pmIAD - YYC

1 stop15h 28mUnited Airlines

Wed 10/83:49 pmYYC - IAD

1 stop11h 47mUnited Airlines

Deal found 9/15

$232

Mon 9/226:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Thu 9/2511:00 amYYC - IAD

3 stops20h 17mMultiple Airlines

Deal found 9/13

$238

Mon 10/67:59 pmDCA - YYC

1 stop17h 39mUnited Airlines

Wed 10/157:15 amYYC - DCA

1 stop12h 22mUnited Airlines

Deal found 9/15

$239

Mon 9/226:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Mon 9/2911:15 amYYC - IAD

2 stops11h 00mMultiple Airlines

Deal found 9/13

$239

Sun 10/1210:13 amDCA - YYC

1 stop9h 42mUnited Airlines

Fri 10/173:49 pmYYC - DCA

2 stops27h 14mUnited Airlines

Deal found 9/16

$241

Wed 10/110:05 pmIAD - YYC

1 stop16h 14mUnited Airlines

Wed 10/221:30 pmYYC - IAD

2 stops20h 25mUnited Airlines

Deal found 9/14

$241

Sat 10/254:12 pmBWI - YYC

1 stop27h 03mMultiple Airlines

Tue 10/2812:20 pmYYC - BWI

1 stop20h 08mMultiple Airlines

Deal found 9/14

$243

Best flights from Washington, D.C. to Lake Louise
Discover carefully curated flight deals from Washington, D.C. to Lake Louise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Wed 10/86:25 amDCA - YYC

1 stop7h 13mUnited Airlines

Mon 10/207:15 amYYC - DCA

1 stop8h 32mUnited Airlines

Deal found 9/14

$232

Wed 10/151:35 pmBWI - YYC

1 stop6h 49mMultiple Airlines

Wed 10/227:00 amYYC - BWI

2 stops14h 53mMultiple Airlines

Deal found 9/15

$274

Wed 10/111:10 amDCA - YYC

1 stop11h 53mDelta

Mon 10/611:15 amYYC - DCA

1 stop8h 06mDelta

Deal found 9/15

$290

Tue 10/710:33 amDCA - YYC

1 stop9h 22mUnited Airlines

Sat 10/117:15 amYYC - DCA

1 stop10h 01mUnited Airlines

Deal found 9/15

$232

Sun 10/126:25 amDCA - YYC

1 stop7h 13mUnited Airlines

Fri 10/1712:38 pmYYC - DCA

1 stop8h 05mUnited Airlines

Deal found 9/14

$232

Tue 10/141:35 pmBWI - YYC

1 stop30h 49mMultiple Airlines

Mon 10/209:15 amYYC - BWI

1 stop9h 42mMultiple Airlines

Deal found 9/15

$274

Sun 10/126:25 amDCA - YYC

1 stop7h 13mUnited Airlines

Mon 10/207:15 amYYC - DCA

1 stop8h 32mUnited Airlines

Deal found 9/14

$232

Wed 10/297:35 amIAD - YYC

1 stop12h 15mDelta

Fri 10/319:45 pmYYC - IAD

2 stops10h 26mDelta

Deal found 9/15

$290

Sat 11/84:30 pmBWI - YYC

2 stops24h 38mMultiple Airlines

Tue 11/1112:30 amYYC - BWI

1 stop15h 59mMultiple Airlines

Deal found 9/15

$275

Mon 10/610:10 pmIAD - YYC

1 stop15h 28mUnited Airlines

Mon 10/203:49 pmYYC - IAD

1 stop14h 26mUnited Airlines

Deal found 9/14

$232

Sat 10/113:33 pmIAD - YYC

2 stops11h 11mDelta

Mon 10/209:45 amYYC - IAD

1 stop7h 33mDelta

Deal found 9/14

$295

Mon 10/1311:56 amBWI - YYC

2 stops21h 35mMultiple Airlines

Fri 10/175:30 pmYYC - BWI

1 stop27h 41mMultiple Airlines

Deal found 9/15

$282

Wed 10/110:05 pmIAD - YYC

1 stop16h 14mUnited Airlines

Wed 10/221:30 pmYYC - IAD

2 stops20h 25mUnited Airlines

Deal found 9/14

$241

Sat 10/111:35 pmBWI - YYC

1 stop6h 49mMultiple Airlines

Mon 10/137:35 pmYYC - BWI

1 stop19h 41mMultiple Airlines

Deal found 9/14

$283

Tue 10/216:30 amIAD - YYC

1 stop7h 08mUnited Airlines

Tue 10/283:30 pmYYC - IAD

1 stop11h 57mUnited Airlines

Deal found 9/15

$258

Tue 10/149:00 amDCA - YYC

1 stop10h 55mMultiple Airlines

Tue 10/218:00 amYYC - DCA

1 stop12h 34mMultiple Airlines

Deal found 9/14

$289

Wed 10/2210:05 pmIAD - YYC

1 stop16h 14mUnited Airlines

Thu 10/303:30 pmYYC - IAD

1 stop11h 57mUnited Airlines

Deal found 9/14

$258

Thu 10/166:00 amDCA - YYC

1 stop13h 55mMultiple Airlines

Mon 10/206:00 pmYYC - DCA

1 stop12h 59mMultiple Airlines

Deal found 9/15

$295

Wed 10/226:25 amDCA - YYC

1 stop7h 13mUnited Airlines

Wed 10/298:25 amYYC - DCA

1 stop7h 58mUnited Airlines

Deal found 9/14

$268

Sat 11/16:10 amBWI - YYC

1 stop17h 41mMultiple Airlines

Thu 11/67:40 pmYYC - BWI

1 stop21h 39mMultiple Airlines

Deal found 9/16

$300

Tue 10/215:59 pmDCA - YYC

1 stop20h 20mUnited Airlines

Tue 10/283:30 pmYYC - DCA

2 stops17h 59mUnited Airlines

Deal found 9/16

$273

Sun 10/267:50 amBWI - YYC

1 stop17h 15mMultiple Airlines

Tue 10/2812:30 amYYC - BWI

1 stop15h 59mMultiple Airlines

Deal found 9/15

$322

Tue 3/1010:07 pmIAD - YYC

1 stop15h 47mUnited Airlines

Wed 3/113:30 pmYYC - IAD

1 stop13h 09mUnited Airlines

Deal found 9/13

$278

Thu 1/296:30 amDCA - YYC

1 stop7h 05mUnited Airlines

Thu 1/292:13 pmYYC - DCA

2 stops16h 06mUnited Airlines

Deal found 9/16

$288

Tue 10/147:50 amBWI - YYC

3 stops28h 40mMultiple Airlines

Tue 10/217:00 amYYC - BWI

2 stops19h 30mMultiple Airlines

Deal found 9/16

$356

Sat 1/102:24 pmIAD - YYC

1 stop9h 29mUnited Airlines

Sat 1/173:30 pmYYC - IAD

1 stop14h 05mUnited Airlines

Deal found 9/14

$290

Sat 10/46:40 amBWI - YYC

1 stop15h 20mMultiple Airlines

Fri 10/1011:05 amYYC - BWI

1 stop9h 31mMultiple Airlines

Deal found 9/15

$362

Sat 11/86:03 pmIAD - YYC

1 stop20h 23mUnited Airlines

Wed 11/123:30 pmYYC - IAD

1 stop11h 57mUnited Airlines

Deal found 9/15

$295

Last-minute flights from Washington, D.C. to Lake Louise
Discover last-minute flight deals from Washington, D.C. to Lake Louise. Data last updated September 16, 2025 and is based on user searches.

Mon 9/226:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Thu 9/2511:00 amYYC - IAD

3 stops20h 17mMultiple Airlines

Deal found 9/13

$238

Mon 9/226:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Mon 9/2911:15 amYYC - IAD

2 stops11h 00mMultiple Airlines

Deal found 9/13

$239

Mon 9/296:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Mon 10/611:35 pmYYC - IAD

2 stops42h 11mMultiple Airlines

Deal found 9/15

$224

Wed 10/110:05 pmIAD - YYC

1 stop16h 14mUnited Airlines

Wed 10/221:30 pmYYC - IAD

2 stops20h 25mUnited Airlines

Deal found 9/14

$241

Fri 10/36:45 pmIAD - YYC

Nonstop4h 54mMultiple Airlines

Mon 10/1312:30 amYYC - IAD

1 stop17h 16mMultiple Airlines

Deal found 9/15

$220

Mon 10/64:35 pmDCA - YYC

2 stops10h 37mAir Canada

Tue 10/141:10 amYYC - DCA

2 stops8h 58mAir Canada

Deal found 9/15

$211

Mon 10/610:10 pmIAD - YYC

1 stop15h 28mUnited Airlines

Wed 10/83:49 pmYYC - IAD

1 stop11h 47mUnited Airlines

Deal found 9/15

$232

Mon 10/67:00 pmDCA - YYC

2 stops20h 53mUnited Airlines

Wed 10/157:15 amYYC - DCA

1 stop12h 22mUnited Airlines

Deal found 9/15

$239

Wed 10/811:03 amDCA - YYC

1 stop8h 52mUnited Airlines

Sat 10/117:15 amYYC - DCA

1 stop10h 01mUnited Airlines

Deal found 9/15

$232

Sun 10/1210:13 amDCA - YYC

1 stop9h 42mUnited Airlines

Fri 10/173:49 pmYYC - DCA

2 stops27h 14mUnited Airlines

Deal found 9/16

$241

Tue 10/1412:55 pmDCA - YYC

1 stop11h 50mAir Canada

Tue 10/141:10 amYYC - DCA

1 stop7h 10mAir Canada

Deal found 9/14

$219

Sat 10/254:12 pmBWI - YYC

1 stop27h 03mMultiple Airlines

Tue 10/2812:20 pmYYC - BWI

1 stop20h 08mMultiple Airlines

Deal found 9/14

$243

One-way flights from Washington, D.C. to Lake Louise
Search for one-way flight options from Washington, D.C. to Lake Louise. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Fri 10/36:45 pmIAD - YYC

Nonstop4h 54mWestJet

Deal found 9/13

$70

Mon 10/67:59 pmDCA - YYC

1 stop17h 39mUnited Airlines

Deal found 9/15

$90

Mon 10/610:10 pmIAD - YYC

1 stop15h 28mUnited Airlines

Deal found 9/15

$90

Tue 9/306:04 pmDCA - YYC

2 stops20h 15mUnited Airlines

Deal found 9/16

$95

Mon 10/204:35 pmDCA - YYC

1 stop8h 41mAir Canada

Deal found 9/15

$99

Fri 10/36:25 amDCA - YYC

2 stops17h 23mUnited Airlines

Deal found 9/13

$101

Fri 10/36:30 amIAD - YYC

2 stops17h 18mUnited Airlines

Deal found 9/13

$101

Sat 12/136:00 amIAD - YYC

2 stops35h 08mMultiple Airlines

Deal found 9/15

$104

Thu 10/236:15 amIAD - YYC

2 stops20h 29mMultiple Airlines

Deal found 9/14

$107

Thu 1/225:44 pmBWI - YYC

1 stop25h 31mMultiple Airlines

Deal found 9/14

$108

Mon 10/136:04 amIAD - YYC

1 stop31h 15mMultiple Airlines

Deal found 9/15

$108

Thu 10/2311:14 amBWI - YYC

1 stop9h 10mMultiple Airlines

Deal found 9/14

$112

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Lake Louise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Calgary

DCA - YYC

DCAYYC

Washington, D.C. Reagan-National

Wed 10/8

6:25 am-11:38 am

1 stop7h 13m

Calgary

Mon 10/20

7:15 am-5:47 pm

1 stop8h 32m

$232

Washington, D.C.Calgary

DCA - YYC

DCAYYC

Washington, D.C. Reagan-National

Tue 10/7

10:33 am-5:55 pm

1 stop9h 22m

Calgary

Sat 10/11

7:15 am-7:16 pm

1 stop10h 01m

$232

Washington, D.C.Calgary

DCA - YYC

DCAYYC

Washington, D.C. Reagan-National

Sun 10/12

6:25 am-11:38 am

1 stop7h 13m

Calgary

Fri 10/17

12:38 pm-10:43 pm

1 stop8h 05m

$232

Washington, D.C.Calgary

DCA - YYC

DCAYYC

Washington, D.C. Reagan-National

Sun 10/12

6:25 am-11:38 am

1 stop7h 13m

Calgary

Mon 10/20

7:15 am-5:47 pm

1 stop8h 32m

$232

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 10/6

10:10 pm-11:38 am

1 stop15h 28m

Calgary

Mon 10/20

3:49 pm-8:15 am

1 stop14h 26m

$232

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 10/1

10:05 pm-12:19 pm

1 stop16h 14m

Calgary

Wed 10/22

1:30 pm-11:55 am

2 stops20h 25m

$241

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 10/21

6:30 am-11:38 am

1 stop7h 08m

Calgary

Tue 10/28

3:30 pm-5:27 am

1 stop11h 57m

$258

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 10/22

10:05 pm-12:19 pm

1 stop16h 14m

Calgary

Thu 10/30

3:30 pm-5:27 am

1 stop11h 57m

$258

Washington, D.C.Calgary

DCA - YYC

DCAYYC

Washington, D.C. Reagan-National

Wed 10/22

6:25 am-11:38 am

1 stop7h 13m

Calgary

Wed 10/29

8:25 am-6:23 pm

1 stop7h 58m

$268

Washington, D.C.Calgary

DCA - YYC

DCAYYC

Washington, D.C. Reagan-National

Tue 10/21

5:59 pm-12:19 pm

1 stop20h 20m

Calgary

Tue 10/28

3:30 pm-11:29 am

2 stops17h 59m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 53 results

...

Best time to book a flight from Washington, D.C. to Lake Louise

Have a flexible travel schedule? Discover the best time to fly to Lake Louise from Washington, D.C. 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. to Lake Louise

How far ahead should I book a flight from Washington, D.C. to Lake Louise?

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Lake Louise. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. to Lake Louise?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Lake Louise (average of $300). Flying from Washington, D.C. to Lake Louise in February is currently the most expensive (average of $405). 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 WAS to LL9?

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

What is the cheapest day to fly from Washington, D.C. to Lake Louise?

Travelers seeking maximum savings on their Washington, D.C. to Lake Louise flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. to Lake Louise?

Reviews of airlines servicing Lake Louise

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Washington, D.C. to Lake Louise by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,957 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,924 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

WestJet

7.2

Good

3,093 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

10,000 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Washington, D.C. to Lake Louise?
There are many flights that can get you from Washington, D.C. to Lake Louise in 7h 13m. Fly via United Airlines to get the fastest option. The distance between Washington, D.C. and Lake Louise is about 1968 mi.
What are the most popular routes from Washington, D.C. to Lake Louise?
Most travelers choose Washington, D.C. Dulles Intl - Calgary, Baltimore/Washington - Calgary or Washington, D.C. Reagan-National - Calgary when deciding on the best route from Washington, D.C. to Lake Louise.
What are the most reliable airlines from Washington, D.C. to Lake Louise?
Before booking your flight to Lake Louise from Washington, D.C., check out the most reliable airlines to get you to your destination on time: Air Canada (82%), United Airlines (82%), WestJet( 24%).
What are the cheapest flights from Washington, D.C. to Lake Louise?
While on average a flight from Washington, D.C. to Lake Louise is generally $324, our data shows the cheapest flight currently is $76. When looking at the most popular route, (Washington, D.C. Dulles Intl - Calgary), you can expect to pay $215 for that flight.
Can I find deals for flights from Washington, D.C. to Lake Louise that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Lake Louise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Lake Louise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Lake Louise.
Can I find deals for business class flights from Washington, D.C. to Lake Louise?
Yes. Cheapflights offers flight deals from Washington, D.C. to Lake Louise 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. to Lake Louise?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Lake Louise (average of $300). Flying from Washington, D.C. to Lake Louise in February is currently the most expensive (average of $405). 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 Washington, D.C. to Lake Louise

Dulles Intl to Calgary flights

Reagan-National to Calgary flights

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Reagan-National to Edmonton flights

Reagan-National to Red Deer flights

Reagan-National to Fort McMurray flights

Reagan-National to Grande Prairie flights

Dulles Intl to Fort McMurray flights

Dulles Intl to Medicine Hat flights

Top 5 airlines flying from Washington, D.C. to Lake Louise

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$100	Average$511	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$141	Average$429	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$148	Average$427	FlexibilityNo cancel fee	On-time67%
WestJet	Cheapest$148	Average$506	FlexibilityNo cancel fee	On-time60%
American Airlines	Cheapest$279	Average$447	FlexibilityNo cancel fee	On-time71%

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$70+ Cheap flights from Washington, D.C. (WAS) to Lake Louise, 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Lake Louise with Cheapflights

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Cheapflights Tip: The best prices from Washington, D.C. to Lake Louise are usually found in September or October, booked 63 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Washington, D.C. to Lake Louise

Keep the following information in mind while searching for Washington, D.C. to Lake Louise flight deals. Data was last updated September 16, 2025.

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Find flight deals from Washington, D.C. to Lake Louise

Cheapest flights from Washington, D.C. to Lake LouiseExplore the most affordable flight options available from Washington, D.C. to Lake Louise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Explore the most affordable flight options available from Washington, D.C. to Lake Louise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

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Best time to book a flight from Washington, D.C. to Lake Louise

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Everything you need to know about your flight from Washington, D.C. to Lake Louise

How far ahead should I book a flight from Washington, D.C. to Lake Louise?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Lake Louise. Price data was last updated on September 12, 2025.

What is the cheapest month to book a flight from Washington, D.C. to Lake Louise?

What is the cheapest time of day to fly from WAS to LL9?

Find hourly flight availability from Washington, D.C. to Lake Louise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

What is the cheapest day to fly from Washington, D.C. to Lake Louise?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Lake Louise. Price data was last updated on December 16, 2024.

How much does it cost to fly round-trip from Washington, D.C. to Lake Louise?

Reviews of airlines servicing Lake Louise

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Washington, D.C. to Lake Louise by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Lake Louise. 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. to Lake Louise?

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Can I find deals for flights from Washington, D.C. to Lake Louise that include hotel bookings?

How can I find direct flights from Washington, D.C. to Lake Louise?

Can I find deals for business class flights from Washington, D.C. to Lake Louise?

What is the cheapest month to book a flight from Washington, D.C. to Lake Louise?

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Alternative routes for Washington, D.C. to Lake Louise

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Cheapest flights from Washington, D.C. to Lake Louise
Explore the most affordable flight options available from Washington, D.C. to Lake Louise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.