In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

How can I find direct flights from Pierre Elliott Trudeau Intl to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Reagan-National.

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Reagan-National?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 249+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport

Q: How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

Airfare is below average for this route at the moment. Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport flights typically cost between C$ 424 and C$ 647 in September. The cheapest round-trip price found within the last 5 days was C$ 416 on Air Canada (4 Sep-7 Sep).

Q: Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport

The most flights from YUL to DCA are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Reagan-National are usually found in January or February, booked 22 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Pierre Elliott Trudeau Intl to Reagan-National

Enter your travel dates to find the best prices.

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One-way

Cheapest flights from Pierre Elliott Trudeau Intl to Reagan-National
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 June 2026.

Fri 4/98:40 a.m.

YUL

DCA

1 stop3h 20m

Air Canada

Mon 7/96:00 a.m.

DCA

YUL

Nonstop1h 47m

Air Canada

Deal found 20/6C$ 416

Thu 3/98:00 p.m.

YUL

DCA

Nonstop1h 48m

Air Canada

Mon 7/96:00 a.m.

DCA

YUL

Nonstop1h 47m

Air Canada

Deal found 21/6C$ 418

Fri 10/78:30 a.m.

YUL

DCA

Nonstop1h 48m

Air Canada

Tue 14/76:00 a.m.

DCA

YUL

Nonstop1h 47m

Air Canada

Deal found 20/6C$ 425

Sat 22/88:30 a.m.

YUL

DCA

Nonstop1h 48m

Air Canada

Sat 29/86:00 a.m.

DCA

YUL

Nonstop1h 47m

Air Canada

Deal found 19/6C$ 426

Fri 10/78:40 a.m.

YUL

DCA

1 stop3h 20m

Air Canada

Mon 3/84:20 p.m.

DCA

YUL

Nonstop2h 00m

Air Canada

Deal found 21/6C$ 432

Fri 25/98:40 a.m.

YUL

DCA

1 stop3h 20m

Air Canada

Wed 30/96:59 a.m.

DCA

YUL

1 stop4h 52m

Air Canada

Deal found 20/6C$ 436

Wed 8/78:00 p.m.

YUL

DCA

Nonstop1h 48m

United Airlines

Thu 9/78:30 a.m.

DCA

YUL

1 stop7h 40m

United Airlines

Deal found 17/6C$ 443

Thu 9/78:40 a.m.

YUL

DCA

1 stop3h 20m

Air Canada

Sun 12/712:40 p.m.

DCA

YUL

1 stop3h 20m

Air Canada

Deal found 21/6C$ 447

Find flight deals from Pierre Elliott Trudeau Intl to Reagan-National

Round-trip from	C$ 416
One-way from	C$ 249
Popular in	May
Cheapest in	January
Average price	C$ 464
Good round-trip deal	C$ 415 or less
Good one-way deal	C$ 276 or less

Air Canada
4/9-7/9
1 total stop
5h 07m total
Montreal to Washington, D.C.

Search Deals

Air Canada
6/9
1 total stop
3h 20m total
Montreal to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (C$ 43 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).

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Average for round-trip flights in June 2026

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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Reagan-National.

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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Reagan-National.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

8:00 p.m.-9:48 p.m.

Nonstop1h 48m

Washington, D.C. Reagan-National

Thu 9/7

8:30 a.m.-4:10 p.m.

1 stop7h 40m

C$ 443

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

9:30 a.m.-4:19 p.m.

1 stop6h 49m

Washington, D.C. Reagan-National

Mon 20/7

4:00 p.m.-11:52 p.m.

1 stop7h 52m

C$ 466

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 23/7

12:44 p.m.-10:48 p.m.

1 stop10h 04m

Washington, D.C. Reagan-National

Mon 27/7

9:12 a.m.-6:54 p.m.

2 stops9h 42m

C$ 466

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

5:10 p.m.-11:04 p.m.

1 stop5h 54m

Washington, D.C. Reagan-National

Sun 13/9

6:00 a.m.-11:44 a.m.

1 stop5h 44m

C$ 493

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

2:29 p.m.-8:59 p.m.

1 stop6h 30m

Washington, D.C. Reagan-National

Fri 10/7

1:42 p.m.-11:52 p.m.

1 stop10h 10m

C$ 525

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 13/8

9:45 a.m.-3:42 p.m.

1 stop5h 57m

Washington, D.C. Reagan-National

Sat 15/8

4:20 p.m.-6:20 p.m.

Nonstop2h 00m

C$ 549

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

8:30 a.m.-10:18 a.m.

Nonstop1h 48m

Washington, D.C. Reagan-National

Sun 5/7

4:20 p.m.-6:20 p.m.

Nonstop2h 00m

C$ 553

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 13/8

9:30 a.m.-4:19 p.m.

1 stop6h 49m

Washington, D.C. Reagan-National

Sat 15/8

6:25 p.m.-11:30 p.m.

1 stop5h 05m

C$ 556

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:00 a.m.-1:55 p.m.

2 stops7h 55m

Washington, D.C. Reagan-National

Sun 23/8

8:00 a.m.-5:42 p.m.

1 stop9h 42m

C$ 563

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

2:46 p.m.-11:48 p.m.

1 stop9h 02m

Washington, D.C. Reagan-National

Mon 7/9

6:00 a.m.-4:20 p.m.

2 stops10h 20m

C$ 585

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/6

Showing 1-10 of 23 resultsSorted by cheapest first

Best time to book a flight from Pierre Elliott Trudeau Intl to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Pierre Elliott Trudeau Intl with our price prediction graph.

YUL-DCA

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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport

Prices

Airlines

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport (average of C$ 396). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of C$ 592). 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 YUL to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport as you normally would.

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

Reviews of airlines servicing Reagan-National

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

Delta

7.8

Good

8,423 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Delta

7.8

Good

8,423 reviews

Delta

7.8

Good

8,423 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

United Airlines

7.4

Good

9,870 reviews

Delta

7.8

Good

8,423 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Air Canada

7.1

Good

11,232 reviews

Delta

7.8

Good

8,423 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?
Departing from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport will take you 1h 48m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport is about 782 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport round-trip?
Flying on Air Canada is currently your cheapest option to Washington, D.C. Reagan-National Airport, with prices starting at C$ 339. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at C$ 341 and C$ 364, respectively. These flights start at 31% lower than the current average price 3 months from now.
What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?
Consider Air Canada (65%), Jazz (65%) or United Airlines (65%) when booking your flight. These represent the most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport.
What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?
Looking at all options, your cheapest flight can be booked for C$ 275. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National) can be booked for C$ 481 on average, our data indicates C$ 388 when flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport.
Can I find deals for flights from Pierre Elliott Trudeau Intl to Reagan-National that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Reagan-National.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Reagan-National?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Reagan-National 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?
Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport (average of C$ 396). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of C$ 592). 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.

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Silver Spring

Hanover

Fairfax

Oxon Hill

Gaithersburg

Reston

Herndon

Ellicott City

Arlington

Fredericksburg

Alexandria

Rockville

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Other flights from Pierre Elliott Trudeau Intl

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Alternative routes for Pierre Elliott Trudeau Intl to Reagan-National

Pierre Elliott Trudeau Intl to Dulles Intl flights

Pierre Elliott Trudeau Intl to Baltimore flights

Top 3 airlines flying from Pierre Elliott Trudeau Intl to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 339	AverageC$ 500	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Delta	CheapestC$ 341	AverageC$ 601	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	CheapestC$ 364	AverageC$ 728	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Reagan-National?

When you search for this flight from Pierre Elliott Trudeau Intl to Reagan-National, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Reagan-National?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Pierre Elliott Trudeau Intl to Reagan-National.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Reagan-National with no change fees?

Yes, we can. To see specific flights from Pierre Elliott Trudeau Intl to Reagan-National with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Reagan-National become cheaper?

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport from C$ 249

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pierre Elliott Trudeau Intl to Reagan-National

Cheapest flights from Pierre Elliott Trudeau Intl to Reagan-NationalExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 June 2026.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 June 2026.

Best flights from Pierre Elliott Trudeau Intl to Reagan-NationalDiscover carefully curated flight deals from Pierre Elliott Trudeau Intl to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 June 2026.

Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 June 2026.

Direct flights from Pierre Elliott Trudeau Intl to Reagan-NationalExplore direct flight options from Pierre Elliott Trudeau Intl to Reagan-National based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 June 2026.

Explore direct flight options from Pierre Elliott Trudeau Intl to Reagan-National based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 June 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Reagan-NationalDiscover last-minute flight deals from Pierre Elliott Trudeau Intl to Reagan-National. Data last updated 22 June 2026 and is based on user searches.

Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Reagan-National. Data last updated 22 June 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Reagan-NationalSearch for one-way flight options from Pierre Elliott Trudeau Intl to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 22 June 2026.

Search for one-way flight options from Pierre Elliott Trudeau Intl to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 22 June 2026.

Find flight deals from Pierre Elliott Trudeau Intl to Reagan-National

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from Pierre Elliott Trudeau Intl to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Pierre Elliott Trudeau Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

What is the cheapest time of day to fly from YUL to DCA?

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport

Reviews of airlines servicing Reagan-National

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Reagan-National. 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport round-trip?

What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from Pierre Elliott Trudeau Intl to Reagan-National that include hotel bookings?

How can I find direct flights from Pierre Elliott Trudeau Intl to Reagan-National?

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Reagan-National?

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Reagan-National Airport?

Travelling to a place near Washington, D.C. Reagan-National Airport?

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Alternative routes for Pierre Elliott Trudeau Intl to Reagan-National

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Complete your trip

Complete your trip to Reagan-National by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to District of Columbia

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Search flights from Pierre Elliott Trudeau Intl to Reagan-National by cabin class

Find flights from Pierre Elliott Trudeau Intl to Reagan-National, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Pierre Elliott Trudeau Intl and Reagan-National flights

Browse other Pierre Elliott Trudeau Intl and Reagan-National flight options. Last updated on 22 June 2026.

Other flights from Pierre Elliott Trudeau Intl

Browse through other flights departing from Pierre Elliott Trudeau Intl. Flights are based on user searches made on Cheapflights and were last updated on 22 June 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Reagan-National

Explore flights to Reagan-National departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 June 2026.

Top 3 airlines flying from Pierre Elliott Trudeau Intl to Reagan-National

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Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Reagan-National become cheaper?

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Cheapest flights from Pierre Elliott Trudeau Intl to Reagan-National
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 June 2026.

Best flights from Pierre Elliott Trudeau Intl to Reagan-National
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 June 2026.

Direct flights from Pierre Elliott Trudeau Intl to Reagan-National
Explore direct flight options from Pierre Elliott Trudeau Intl to Reagan-National based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 June 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Reagan-National
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Reagan-National. Data last updated 22 June 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Reagan-National
Search for one-way flight options from Pierre Elliott Trudeau Intl to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 22 June 2026.