How long is the flight from Washington, D.C. Dulles Intl Airport to Halifax?

Porter Airlines and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Halifax in just under 8h 22m. Your travel time can differ by up to 6h. The distance between Washington, D.C. Dulles Intl Airport and Halifax is about 823 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Halifax round-trip?

Currently priced at $95, United Airlines will fly you from Washington, D.C. Dulles Intl Airport to Halifax and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air Canada for as low as $131. United Airlines is 81% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Halifax 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 Halifax when rainfall is around 3.6 in.

If weather is an important factor for your trip to Halifax, 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).

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Halifax flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Halifax flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Halifax flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Halifax flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Halifax flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Halifax from Washington, D.C. Dulles Intl?

Most people fly into Halifax Intl (YHZ) if they book a flight to Halifax from Washington, D.C. Dulles Intl. On average, Halifax Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. Halifax Intl is conveniently located just 16.7 mi from Halifax’s city center.

Can I find deals for flights from Dulles Intl to Halifax that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Halifax flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Halifax?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Halifax.

Can I find deals for business class flights from Dulles Intl to Halifax?

Yes. Cheapflights offers flight deals from Dulles Intl to Halifax by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$156+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Halifax

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Cheap flight deals from Dulles Intl to Halifax

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Halifax
Explore the most affordable flight options available from Dulles Intl to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Thu 10/13:50 pm -

2 stops6h 59m

Mon 10/56:20 am -

1 stop9h 50m

Deal found 9/4

$354

Thu 10/13:50 pm -

1 stop28h 35m

Mon 10/56:20 am -

1 stop9h 50m

Deal found 9/4

$368

Thu 10/1511:25 am -

1 stop8h 22m

Sun 10/187:00 am -

2 stops9h 10m

Deal found 9/3

$373

Thu 10/1511:25 am -

2 stops11h 24m

Thu 10/227:00 am -

2 stops9h 10m

Deal found 9/3

$384

Tue 10/611:25 am -

1 stop9h 00m

Fri 10/96:55 am -

2 stops28h 50m

Deal found 9/4

$388

Thu 10/159:45 am -

1 stop5h 17m

Thu 10/222:05 pm -

1 stop7h 20m

Deal found 9/3

$410

Mon 10/53:50 pm -

1 stop17h 55m

Fri 10/93:45 pm -

1 stop20h 00m

Deal found 9/4

$416

Fri 11/611:20 am -

2 stops7h 55m

Mon 11/96:40 am -

2 stops12h 03m

Deal found 9/3

$417

Thu 10/1511:25 am -

1 stop10h 47m

Sun 10/1811:00 pm -

1 stop12h 45m

Deal found 9/3

$421

Best flights from Dulles Intl to Halifax
Discover carefully curated flight deals from Dulles Intl to Halifax that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Thu 10/1511:25 am -

1 stop8h 22m

Sun 10/187:25 am -

2 stops8h 45m

Deal found 9/4

$377

Fri 10/28:33 am -

1 stop14h 22m

Tue 10/67:00 am -

1 stop15h 27m

Deal found 9/4

$424

Fri 9/183:45 pm -

1 stop7h 50m

Wed 9/236:25 am -

1 stop9h 35m

Deal found 9/4

$475

Sat 10/38:08 am -

2 stops12h 02m

Mon 10/53:30 pm -

1 stop8h 39m

Deal found 9/3

$509

Fri 9/1810:41 pm -

1 stop14h 22m

Wed 9/232:50 pm -

1 stop9h 09m

Deal found 9/3

$424

Wed 2/248:15 am -

1 stop5h 19m

Sun 2/283:15 pm -

1 stop8h 45m

Deal found 9/3

$445

Thu 2/410:10 pm -

1 stop14h 14m

Sun 2/72:10 pm -

1 stop7h 12m

Deal found 9/3

$445

Tue 10/68:33 am -

1 stop14h 22m

Fri 10/92:50 pm -

1 stop9h 09m

Deal found 8/31

$467

Wed 10/145:50 pm -

1 stop5h 05m

Sun 10/182:50 pm -

1 stop9h 09m

Deal found 8/31

$467

Thu 10/155:50 pm -

1 stop5h 05m

Mon 10/197:00 am -

1 stop5h 25m

Deal found 9/1

$470

Fri 9/256:45 am -

1 stop6h 18m

Fri 10/92:50 pm -

1 stop9h 09m

Deal found 9/2

$502

Thu 10/812:38 pm -

1 stop10h 17m

Sun 10/117:00 am -

1 stop10h 23m

Deal found 9/2

$502

Last-minute flights from Dulles Intl to Halifax
Discover last-minute flight deals from Dulles Intl to Halifax. Data last updated September 5, 2026 and is based on user searches.

Fri 9/118:35 am -

1 stop4h 28m

Sat 9/1212:40 pm -

Nonstop2h 41m

Deal found 9/3

$512

Sat 9/1210:41 pm -

1 stop14h 22m

Sat 9/1912:40 pm -

Nonstop2h 41m

Deal found 8/31

$449

Sat 9/129:45 am -

1 stop5h 17m

Tue 9/224:10 pm -

1 stop5h 15m

Deal found 9/2

$461

Sat 9/128:20 am -

Nonstop2h 26m

Tue 9/222:50 pm -

1 stop9h 09m

Deal found 9/3

$466

Sat 9/128:20 am -

Nonstop2h 26m

Wed 9/164:10 pm -

1 stop5h 15m

Deal found 8/31

$515

Sun 9/136:15 am -

1 stop6h 48m

Sun 9/272:50 pm -

1 stop9h 09m

Deal found 9/1

$457

Mon 9/146:15 am -

1 stop6h 48m

Mon 9/217:00 am -

1 stop15h 28m

Deal found 9/3

$475

One-way flights from Dulles Intl to Halifax
Search for one-way flight options from Dulles Intl to Halifax. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

Tue 9/2211:25 am -

2 stops28h 04m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$156

Fri 10/23:50 pm -

2 stops6h 59m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$159

Sat 9/265:20 pm -

1 stop22h 44m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$160

Fri 10/211:25 am -

1 stop9h 00m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$165

Sat 10/311:25 am -

1 stop11h 27m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$167

Sat 9/198:20 am -

Nonstop2h 26m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$170

Sat 9/199:45 am -

1 stop5h 17m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$178

Sun 9/203:50 pm -

1 stop18h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$180

Find flight deals from Dulles Intl to Halifax

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$373 (Kiwi.com)
One-way from	$156 (Kiwi.com)
Popular in	November
Cheapest in	February
Average price	$750

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

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

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From Washington, D.C. Dulles Intl to Halifax Intl

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One-way flight from Washington, D.C. Dulles Intl to Halifax Intl

Search Deals

Highest demand for flights based on searches. 27% potential increase in price ($188 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease ($42 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

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Quickest round-trip

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Sat 9/19

8:20 am-11:46 am

Nonstop2h 26m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$170

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Fri 9/25

11:25 am-4:29 pm

2 stops28h 04m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$170

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Fri 9/25

5:50 pm-11:55 pm

1 stop5h 05m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$178

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Tue 9/22

9:45 am-4:02 pm

1 stop5h 17m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$184

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Sat 9/26

11:25 am-6:28 pm

2 stops30h 03m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$184

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Sun 9/20

3:50 pm-11:44 am

2 stops18h 54m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$187

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Sat 9/26

9:45 am-4:02 pm

1 stop5h 17m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$205

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Sat 9/19

11:25 am-4:39 pm

2 stops28h 14m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$215

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Tue 9/15

9:45 am-4:02 pm

1 stop5h 17m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$246

Washington, D.C.Halifax

IAD Washington, D.C. Dulles Intl - YHZ Halifax Intl

IADYHZ

Washington, D.C. Dulles Intl

Tue 9/15

7:00 am-9:25 pm

2 stops13h 25m

Halifax Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/1

Showing 1-10 of 22 resultsSorted by cheapest first

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Halifax flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Halifax flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Halifax flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Halifax flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Halifax flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Halifax

Have a flexible travel schedule? Discover the best time to fly to Halifax from Dulles Intl with our price prediction graph.

IAD-YHZ

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 Halifax

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Halifax (average of $214). Flying from Washington, D.C. Dulles Intl Airport to Halifax in November is currently the most expensive (average of $784). 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 YHZ?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Halifax as you normally would.

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

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Halifax flights typically cost between $580 and $928 in October.
The cheapest round-trip price found within the last 5 days was $354 on Porter Airlines (Oct 1-Oct 5).

Reviews of airlines servicing Halifax

Read reviews from past customers who have flown United Airlines and Air Canada from Washington, D.C. Dulles Intl Airport to Halifax. 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.

United Airlines

7.4

Good

10,172 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

United Airlines

7.4

Good

10,172 reviews

United Airlines

7.4

Good

10,172 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Air Canada

7.1

Good

11,582 reviews

United Airlines

7.4

Good

10,172 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

What airport do you fly into for flights to Halifax from Washington, D.C. Dulles Intl?
Most people fly into Halifax Intl (YHZ) if they book a flight to Halifax from Washington, D.C. Dulles Intl. On average, Halifax Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. Halifax Intl is conveniently located just 16.7 mi from Halifax’s city center.
How long is the flight from Washington, D.C. Dulles Intl Airport to Halifax?
Porter Airlines and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Halifax in just under 8h 22m. Your travel time can differ by up to 6h. The distance between Washington, D.C. Dulles Intl Airport and Halifax is about 823 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Halifax round-trip?
Currently priced at $95, United Airlines will fly you from Washington, D.C. Dulles Intl Airport to Halifax and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air Canada for as low as $131. United Airlines is 81% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Dulles Intl to Halifax that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Halifax flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Halifax?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Halifax.
Can I find deals for business class flights from Dulles Intl to Halifax?
Yes. Cheapflights offers flight deals from Dulles Intl to Halifax 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 Halifax?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Halifax (average of $214). Flying from Washington, D.C. Dulles Intl Airport to Halifax in November is currently the most expensive (average of $784). 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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Top 2 airlines flying from Dulles Intl to Halifax

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$95	Average$565	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$131	Average$542	FlexibilityNo cancel fee	On-time67%

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$156+ Cheap flights from Dulles Intl (IAD) to Halifax (YHZ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. 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 Halifax

Cheapest flights from Dulles Intl to HalifaxExplore the most affordable flight options available from Dulles Intl to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Explore the most affordable flight options available from Dulles Intl to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Best flights from Dulles Intl to HalifaxDiscover carefully curated flight deals from Dulles Intl to Halifax that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Discover carefully curated flight deals from Dulles Intl to Halifax that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Last-minute flights from Dulles Intl to HalifaxDiscover last-minute flight deals from Dulles Intl to Halifax. Data last updated September 5, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Halifax. Data last updated September 5, 2026 and is based on user searches.

One-way flights from Dulles Intl to HalifaxSearch for one-way flight options from Dulles Intl to Halifax. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

Search for one-way flight options from Dulles Intl to Halifax. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Halifax that are best for you.

Best time to book a flight from Dulles Intl to Halifax

Have a flexible travel schedule? Discover the best time to fly to Halifax from Dulles Intl with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from IAD to YHZ?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Halifax as you normally would.

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

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Halifax flights typically cost between $580 and $928 in October.The cheapest round-trip price found within the last 5 days was $354 on Porter Airlines (Oct 1-Oct 5).

Reviews of airlines servicing Halifax

Read reviews from past customers who have flown United Airlines and Air Canada from Washington, D.C. Dulles Intl Airport to Halifax. 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.

Related info for your journey

What airport do you fly into for flights to Halifax from Washington, D.C. Dulles Intl?

How long is the flight from Washington, D.C. Dulles Intl Airport to Halifax?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Halifax round-trip?

Can I find deals for flights from Dulles Intl to Halifax that include hotel bookings?

How can I find direct flights from Dulles Intl to Halifax?

Can I find deals for business class flights from Dulles Intl to Halifax?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Halifax

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

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

Search flights from Dulles Intl to Halifax by cabin class

Find flights from Dulles Intl to Halifax, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Halifax

Explore flights to Halifax departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.

Dulles Intl and Halifax flights

Browse other Dulles Intl and Halifax flight options. Last updated on September 5, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.

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Top 2 airlines flying from Dulles Intl to Halifax

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Cheapest flights from Dulles Intl to Halifax
Explore the most affordable flight options available from Dulles Intl to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Best flights from Dulles Intl to Halifax
Discover carefully curated flight deals from Dulles Intl to Halifax that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Last-minute flights from Dulles Intl to Halifax
Discover last-minute flight deals from Dulles Intl to Halifax. Data last updated September 5, 2026 and is based on user searches.

One-way flights from Dulles Intl to Halifax
Search for one-way flight options from Dulles Intl to Halifax. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

Washington, D.C. Dulles Intl Airport to Halifax flights typically cost between $580 and $928 in October.
The cheapest round-trip price found within the last 5 days was $354 on Porter Airlines (Oct 1-Oct 5).