What are the cheapest airlines to fly from Washington, D.C. to Nova Scotia one-way?

The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $136. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Washington, D.C. to Nova Scotia for a low price.

What are the most popular routes from Washington, D.C. to Nova Scotia?

While some choose either Washington, D.C. Reagan-National - Halifax Intl or Baltimore/Washington - Halifax Intl, Washington, D.C. Dulles Intl - Halifax Intl is the most popular route from Washington, D.C. to Nova Scotia.

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

Consider Air Canada, Porter Airlines or United Airlines when booking your flight. These represent the most popular airlines when flying from Washington, D.C. to Nova Scotia.

How far in advance should I book a flight from Washington, D.C. to Nova Scotia?

Users have found that booking a flight from Washington, D.C. to Nova Scotia at least 12 days early can save you up to 307% on average compared to booking a flight this week. If booking 12 days before your flight isn’t an option for you, users have found flights from Washington, D.C. to Nova Scotia for as little as $123 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $937 for flights departing within the next 3 days.

What is the cheapest month to fly from Washington, D.C. to Nova Scotia?

The best pricing can be found in the month of March. Prices to Nova Scotia from Washington, D.C. average $519. You can even find prices in March for less than $519, as users have found deals to Nova Scotia from as low as $110. The month of November appears to be one of the more expensive times to travel to Nova Scotia from Washington, D.C.. Flying in the targeted month can save you up to 51%.

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

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

How can I find direct flights from Washington, D.C. to Nova Scotia?

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 Nova Scotia.

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

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

$136+ Flights from Washington, D.C. to Nova Scotia

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Cheap flight deals from Washington, D.C. to Nova Scotia

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$352 (Delta)
One-way from	$136 (JetBlue)
Popular in	November
Cheapest in	March
Average price	$419
Good round-trip deal	$634 or less
Good one-way deal	$363 or less

Provider with most accurate pricing for Washington, D.C. (WAS)-Halifax Intl flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Halifax Intl flights.

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From Washington, D.C. (WAS) to Nova Scotia

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One-way flight from Washington, D.C. (WAS) to Nova Scotia

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($128 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Nova Scotia.

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Price to beat on a one-way flight from Washington, D.C. (WAS) to Nova Scotia.

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Find flight deals from Washington, D.C. to Nova Scotia

Cheapest flights from Washington, D.C. to Nova Scotia
Explore the most affordable flight options available from Washington, D.C. to Nova Scotia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Sat 9/136:00 amDCA - YHZ

1 stop5h 45mDelta

Sat 9/201:45 pmYHZ - DCA

1 stop5h 46mDelta

Deal found 4/22

$346

Thu 9/189:36 amBWI - YHZ

2 stops12h 12mDelta

Tue 9/231:45 pmYHZ - BWI

2 stops11h 27mDelta

Deal found 4/21

$352

Sat 6/74:20 pmIAD - YHZ

2 stops6h 14mMultiple Airlines

Sun 6/85:45 amYHZ - IAD

1 stop6h 29mMultiple Airlines

Deal found 4/22

$355

Sat 6/74:20 pmIAD - YHZ

2 stops6h 14mPorter Airlines

Sun 6/86:45 amYHZ - IAD

2 stops9h 21mPorter Airlines

Deal found 4/22

$356

Sat 9/139:30 amIAD - YHZ

2 stops12h 18mDelta

Sat 9/206:40 amYHZ - IAD

2 stops15h 33mDelta

Deal found 4/22

$361

Mon 7/73:00 pmDCA - YHZ

1 stop7h 24mJetBlue

Thu 7/107:00 amYHZ - DCA

1 stop11h 59mJetBlue

Deal found 4/20

$364

Sat 6/79:45 amIAD - YHZ

1 stop5h 30mAir Canada

Sun 6/85:45 amYHZ - IAD

1 stop6h 29mAir Canada

Deal found 4/22

$366

Sat 6/79:40 amDCA - YHZ

1 stop5h 35mAir Canada

Sun 6/85:45 amYHZ - DCA

1 stop5h 34mAir Canada

Deal found 4/22

$366

Sat 6/78:26 amBWI - YHZ

1 stop8h 13mMultiple Airlines

Sun 6/83:20 pmYHZ - BWI

2 stops30h 09mMultiple Airlines

Deal found 4/22

$374

Sat 6/2110:00 amDCA - YHZ

Nonstop2h 30mAmerican Airlines

Sat 6/282:10 pmYHZ - DCA

Nonstop2h 33mAmerican Airlines

Deal found 4/21

$402

Tue 6/171:20 pmIAD - YHZ

2 stops11h 49mUnited Airlines

Sun 6/227:00 amYHZ - IAD

1 stop7h 42mUnited Airlines

Deal found 4/21

$435

Tue 5/610:50 amBWI - YHZ

2 stops13h 59mUnited Airlines

Wed 5/145:20 amYHZ - BWI

2 stops9h 56mUnited Airlines

Deal found 4/21

$440

Best flights from Washington, D.C. to Nova Scotia
Discover carefully curated flight deals from Washington, D.C. to Nova Scotia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2025.

Thu 9/412:15 pmBWI - YHZ

2 stops9h 44mDelta

Mon 9/81:45 pmYHZ - BWI

2 stops11h 27mDelta

Deal found 4/22

$352

Sat 6/74:20 pmIAD - YHZ

2 stops6h 14mMultiple Airlines

Sun 6/85:45 amYHZ - IAD

1 stop6h 29mMultiple Airlines

Deal found 4/22

$355

Sat 6/74:20 pmIAD - YHZ

2 stops6h 14mPorter Airlines

Sun 6/86:45 amYHZ - IAD

2 stops9h 21mPorter Airlines

Deal found 4/22

$356

Mon 7/73:00 pmDCA - YHZ

1 stop7h 24mJetBlue

Thu 7/107:00 amYHZ - DCA

1 stop11h 59mJetBlue

Deal found 4/20

$364

Sat 6/79:45 amIAD - YHZ

1 stop5h 30mAir Canada

Sun 6/85:45 amYHZ - IAD

1 stop6h 29mAir Canada

Deal found 4/22

$366

Sat 6/2110:00 amDCA - YHZ

Nonstop2h 30mAmerican Airlines

Sat 6/282:10 pmYHZ - DCA

Nonstop2h 33mAmerican Airlines

Deal found 4/21

$402

Tue 6/171:20 pmIAD - YHZ

2 stops11h 49mUnited Airlines

Sun 6/227:00 amYHZ - IAD

1 stop7h 42mUnited Airlines

Deal found 4/21

$435

Fri 6/69:40 amDCA - YHZ

2 stops10h 05mWestJet

Fri 6/138:30 amYHZ - DCA

2 stops11h 29mWestJet

Deal found 4/21

$507

Sat 6/79:40 amDCA - YHZ

1 stop5h 35mAir Canada

Sun 6/85:45 amYHZ - DCA

1 stop5h 34mAir Canada

Deal found 4/22

$366

Fri 6/612:23 pmBWI - YHZ

1 stop28h 16mMultiple Airlines

Fri 6/136:30 amYHZ - BWI

2 stops15h 26mMultiple Airlines

Deal found 4/22

$371

Thu 5/2911:35 amIAD - YYG

1 stop22h 35mMultiple Airlines

Mon 6/212:30 pmYYG - IAD

1 stop27h 36mMultiple Airlines

Deal found 4/20

$386

Tue 5/610:50 amBWI - YHZ

2 stops13h 59mUnited Airlines

Wed 5/145:20 amYHZ - BWI

2 stops9h 56mUnited Airlines

Deal found 4/21

$440

Last-minute flights from Washington, D.C. to Nova Scotia
Discover last-minute flight deals from Washington, D.C. to Nova Scotia. Data last updated April 22, 2025 and is based on user searches.

Sun 4/274:07 pmIAD - YQY

1 stop5h 29mAir Canada

Wed 4/305:05 amYQY - IAD

1 stop7h 09mAir Canada

Deal found 4/22

$1,092

Sun 4/274:10 pmDCA - YQY

1 stop5h 26mAir Canada

Wed 4/305:05 amYQY - DCA

1 stop6h 14mAir Canada

Deal found 4/22

$1,159

Mon 4/2810:35 amIAD - YHZ

1 stop6h 04mAir Canada

Tue 5/65:20 pmYHZ - IAD

1 stop4h 48mAir Canada

Deal found 4/22

$642

Tue 4/297:00 amIAD - YHZ

1 stop4h 45mPorter Airlines

Tue 5/66:45 amYHZ - IAD

2 stops9h 21mPorter Airlines

Deal found 4/22

$402

Tue 4/296:00 amDCA - YHZ

1 stop4h 50mAir Canada

Tue 5/65:20 pmYHZ - DCA

1 stop5h 33mAir Canada

Deal found 4/22

$499

Tue 4/298:25 amIAD - YHZ

1 stop4h 38mMultiple Airlines

Tue 5/65:45 amYHZ - IAD

1 stop6h 29mMultiple Airlines

Deal found 4/22

$503

Tue 4/297:00 amDCA - YHZ

1 stop6h 03mMultiple Airlines

Tue 5/65:45 amYHZ - DCA

2 stops7h 16mMultiple Airlines

Deal found 4/21

$508

Wed 4/301:59 pmDCA - YHZ

2 stops15h 02mWestJet

Wed 5/73:20 pmYHZ - DCA

2 stops8h 29mWestJet

Deal found 4/21

$557

Wed 4/302:04 pmBWI - YHZ

2 stops14h 57mWestJet

Wed 5/76:00 pmYHZ - BWI

2 stops17h 47mWestJet

Deal found 4/21

$576

Thu 5/16:45 amBWI - YHZ

2 stops18h 04mUnited Airlines

Sat 5/105:20 amYHZ - BWI

2 stops17h 17mUnited Airlines

Deal found 4/21

$496

Thu 5/11:00 pmDCA - YHZ

2 stops11h 49mUnited Airlines

Thu 5/81:30 pmYHZ - DCA

1 stop7h 13mUnited Airlines

Deal found 4/21

$521

Fri 5/26:16 pmBWI - YHZ

1 stop20h 59mMultiple Airlines

Thu 5/86:30 amYHZ - BWI

2 stops13h 46mMultiple Airlines

Deal found 4/21

$424

One-way flights from Washington, D.C. to Nova Scotia
Search for one-way flight options from Washington, D.C. to Nova Scotia. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Mon 7/213:00 pmDCA - YHZ

1 stop7h 24mJetBlue

Deal found 4/21

$136

Sat 6/78:26 amBWI - YHZ

1 stop8h 13mMultiple Airlines

Deal found 4/22

$142

Mon 6/236:00 amDCA - YHZ

1 stop5h 24mDelta

Deal found 4/22

$146

Sun 6/810:28 amBWI - YHZ

2 stops11h 59mDelta

Deal found 4/22

$147

Sat 5/246:40 pmDCA - YHZ

1 stop6h 09mAir Canada

Deal found 4/20

$173

Sat 6/76:27 amIAD - YHZ

2 stops8h 48mAir Canada

Deal found 4/22

$174

Sat 6/2110:00 amDCA - YHZ

Nonstop2h 30mAmerican Airlines

Deal found 4/22

$177

Wed 5/144:20 pmIAD - YHZ

2 stops20h 37mPorter Airlines

Deal found 4/22

$189

Wed 5/146:45 amBWI - YHZ

2 stops18h 04mUnited Airlines

Deal found 4/22

$193

Thu 5/15:26 pmIAD - YHZ

3 stops28h 48mMultiple Airlines

Deal found 4/21

$210

Wed 5/1410:30 amDCA - YHZ

2 stops14h 19mUnited Airlines

Deal found 4/22

$222

Thu 6/52:04 pmBWI - YSJ

2 stops18h 56mMultiple Airlines

Deal found 4/21

$222

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

Sat 6/7

4:20 pm-11:34 pm

2 stops6h 14m

Halifax Intl

Sun 6/8

5:45 am-11:14 am

1 stop6h 29m

$355

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

Sat 6/7

4:20 pm-11:34 pm

2 stops6h 14m

Halifax Intl

Sun 6/8

6:45 am-3:06 pm

2 stops9h 21m

$356

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

Sat 9/13

9:30 am-10:48 pm

2 stops12h 18m

Halifax Intl

Sat 9/20

6:40 am-9:13 pm

2 stops15h 33m

$361

Washington, D.C.Halifax

DCA - YHZ

DCAYHZ

Washington, D.C. Reagan-National

Mon 7/7

3:00 pm-11:24 pm

1 stop7h 24m

Halifax Intl

Thu 7/10

7:00 am-5:59 pm

1 stop11h 59m

$364

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

Sat 6/7

9:45 am-4:15 pm

1 stop5h 30m

Halifax Intl

Sun 6/8

5:45 am-11:14 am

1 stop6h 29m

$366

Washington, D.C.Halifax

DCA - YHZ

DCAYHZ

Washington, D.C. Reagan-National

Sat 6/7

9:40 am-4:15 pm

1 stop5h 35m

Halifax Intl

Sun 6/8

5:45 am-10:19 am

1 stop5h 34m

$366

BaltimoreHalifax

BWI - YHZ

BWIYHZ

Baltimore/Washington

Sat 6/7

8:26 am-5:39 pm

1 stop8h 13m

Halifax Intl

Sun 6/8

3:20 pm-8:29 pm

2 stops30h 09m

$374

Washington, D.C.Halifax

DCA - YHZ

DCAYHZ

Washington, D.C. Reagan-National

Sat 6/21

10:00 am-1:30 pm

Nonstop2h 30m

Halifax Intl

Sat 6/28

2:10 pm-3:43 pm

Nonstop2h 33m

$402

BaltimoreHalifax

BWI - YHZ

BWIYHZ

Baltimore/Washington

Sat 6/21

6:53 am-9:37 pm

2 stops13h 44m

Halifax Intl

Sat 6/28

6:40 am-4:32 pm

2 stops10h 52m

$431

Washington, D.C.Halifax

IAD - YHZ

IADYHZ

Washington, D.C. Dulles Intl

Tue 6/17

1:20 pm-2:09 am

2 stops11h 49m

Halifax Intl

Sun 6/22

7:00 am-1:42 pm

1 stop7h 42m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 48 results

...

Best time to book a flight from Washington, D.C. to Nova Scotia

Have a flexible travel schedule? Discover the best time to fly to Nova Scotia 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 Nova Scotia

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Nova Scotia (average of $375). Flying from Washington, D.C. to Nova Scotia in May is currently the most expensive (average of $511). 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 NS?

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

Rainfall in Nova Scotia by month

In terms of precipitation, rainfall in Nova Scotia ranges from 3.6 - 5.6 inches per month. December is typically the wettest month, when rainfall can reach 5.6 in. August is typically the driest time to visit Nova Scotia when rainfall is around 3.6 in.

Temperature in Nova Scotia by month

If weather is an important factor for your trip to Nova Scotia, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Nova Scotia

Get a feel of what it's like to fly with Porter Airlines, Delta and United Airlines from Washington, D.C. to Nova Scotia by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Porter Airlines

8.0

Very good

284 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Delta

8.0

Very good

7,920 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

United Airlines

7.4

Good

8,683 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

JetBlue

7.3

Good

2,923 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

American Airlines

7.2

Good

10,000 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to Nova Scotia one-way?
The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $136. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Washington, D.C. to Nova Scotia for a low price.
What are the most popular routes from Washington, D.C. to Nova Scotia?
While some choose either Washington, D.C. Reagan-National - Halifax Intl or Baltimore/Washington - Halifax Intl, Washington, D.C. Dulles Intl - Halifax Intl is the most popular route from Washington, D.C. to Nova Scotia.
Can I find deals for flights from Washington, D.C. to Nova Scotia that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Nova Scotia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Nova Scotia?
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 Nova Scotia.
Can I find deals for business class flights from Washington, D.C. to Nova Scotia?
Yes. Cheapflights offers flight deals from Washington, D.C. to Nova Scotia 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 Nova Scotia?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Nova Scotia (average of $375). Flying from Washington, D.C. to Nova Scotia in May is currently the most expensive (average of $511). 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 Nova Scotia

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Top 5 airlines flying from Washington, D.C. to Nova Scotia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$188	Average$726	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$293	Average$583	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$298	Average$688	FlexibilityNo cancel fee	On-time71%
Porter Airlines	Cheapest$306	Average$459	FlexibilityNo cancel fee	On-time52%
Delta	Cheapest$524	Average$745	FlexibilityNo cancel fee	On-timeN/A

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$136+ Cheap flights from Washington, D.C. (WAS) to Nova Scotia

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 7/21. 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 Nova Scotia with Cheapflights

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Cheap flight deals from Washington, D.C. to Nova Scotia

Keep the following information in mind while searching for Washington, D.C. to Nova Scotia flight deals. Data was last updated April 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Washington, D.C. to Nova Scotia

Cheapest flights from Washington, D.C. to Nova ScotiaExplore the most affordable flight options available from Washington, D.C. to Nova Scotia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Explore the most affordable flight options available from Washington, D.C. to Nova Scotia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to Nova Scotia

Have a flexible travel schedule? Discover the best time to fly to Nova Scotia from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Nova Scotia

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

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

Find hourly flight availability from Washington, D.C. to Nova Scotia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

Rainfall in Nova Scotia by month

Plan your trip to Nova Scotia by taking into account the average rainfall totals by month.

Temperature in Nova Scotia by month

Plan your trip to Nova Scotia by taking into account the average temperature totals by month.

Reviews of airlines servicing Nova Scotia

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Nova Scotia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Washington, D.C. to Nova Scotia one-way?

What are the most popular routes from Washington, D.C. to Nova Scotia?

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

How can I find direct flights from Washington, D.C. to Nova Scotia?

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

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

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Cheapest flights from Washington, D.C. to Nova Scotia
Explore the most affordable flight options available from Washington, D.C. to Nova Scotia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.