$581 Cheap Flights from Islamabad (ISB) to Washington (IAD)

View $581 flight on Sun, Nov 16, 2025Opens in a new window

Popular airlines from Benazir Bhutto Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Islamabad to Washington (ISB-IAD)

Prices were available within the past 7 days and start at $581 for one-way flights and $957 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Sun, Nov 16 - Sun, Nov 23
ISB
Islamabad
IAD
Washington
$957 Roundtrip, found 17 hours ago
$957
Roundtrip
found 17 hours ago
Select Etihad Airways flight, departing Sun, Nov 16 from Islamabad to Washington, returning Sun, Nov 23, priced at $957 found 17 hours ago
Etihad Airways
Thu, Nov 20 - Mon, Jan 26
ISB
Islamabad
IAD
Washington
$959 Roundtrip, found 7 hours ago
$959
Roundtrip
found 7 hours ago
Select Etihad Airways flight, departing Thu, Nov 20 from Islamabad to Washington, returning Mon, Jan 26, priced at $959 found 7 hours ago
Etihad Airways
Fri, Jan 30 - Tue, Apr 7
ISB
Islamabad
IAD
Washington
$960 Roundtrip, found 3 hours ago
$960
Roundtrip
found 3 hours ago
Select Etihad Airways flight, departing Fri, Jan 30 from Islamabad to Washington, returning Tue, Apr 7, priced at $960 found 3 hours ago
Emirates
Sat, Apr 25 - Wed, Aug 19
ISB
Islamabad
IAD
Washington
$977 Roundtrip, found 4 days ago
$977
Roundtrip
found 4 days ago
Select Emirates flight, departing Sat, Apr 25 from Islamabad to Washington, returning Wed, Aug 19, priced at $977 found 4 days ago
Emirates
Thu, Dec 18 - Thu, Jan 15
ISB
Islamabad
IAD
Washington
$987 Roundtrip, found 1 day ago
$987
Roundtrip
found 1 day ago
Select Emirates flight, departing Thu, Dec 18 from Islamabad to Washington, returning Thu, Jan 15, priced at $987 found 1 day ago
Etihad Airways
Thu, Nov 20 - Mon, Jan 26
ISB
Islamabad
IAD
Washington
$989 Roundtrip, found 7 hours ago
$989
Roundtrip
found 7 hours ago
Select Etihad Airways flight, departing Thu, Nov 20 from Islamabad to Washington, returning Mon, Jan 26, priced at $989 found 7 hours ago
Etihad Airways
Sun, Feb 1 - Thu, Feb 26
ISB
Islamabad
IAD
Washington
$990 Roundtrip, found 5 hours ago
$990
Roundtrip
found 5 hours ago
Select Etihad Airways flight, departing Sun, Feb 1 from Islamabad to Washington, returning Thu, Feb 26, priced at $990 found 5 hours ago
American Airlines
Tue, Mar 24 - Mon, Apr 6
ISB
Islamabad
IAD
Washington
$1,065 Roundtrip, found 11 hours ago
$1,065
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Mar 24 from Islamabad to Washington, returning Mon, Apr 6, priced at $1,065 found 11 hours ago
Qatar Airways
Wed, Apr 15 - Thu, Apr 30
ISB
Islamabad
IAD
Washington
$1,065 Roundtrip, found 9 hours ago
$1,065
Roundtrip
found 9 hours ago
Select Qatar Airways flight, departing Wed, Apr 15 from Islamabad to Washington, returning Thu, Apr 30, priced at $1,065 found 9 hours ago
Saudia
Thu, Apr 2 - Sat, Apr 18
ISB
Islamabad
IAD
Washington
$1,081 Roundtrip, found 11 hours ago
$1,081
Roundtrip
found 11 hours ago
Select Saudia flight, departing Thu, Apr 2 from Islamabad to Washington, returning Sat, Apr 18, priced at $1,081 found 11 hours ago

Find the cheapest month to fly from Islamabad (ISB) to Washington (IAD)

February is typically the cheapest month to fly

From $843 - $1,741 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $1,797
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $1,797
Flights from Islamabad (ISB) to Washington (IAD)
Origin airport
Islamabad Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, American Airlines, British Airways, Emirates, Etihad Airways, Gulf Air, JetBlue Airways, Qatar Airways, Saudia, Turkish Airlines, Virgin Atlantic
Roundtrip price
$957
Distance
7077 mi

Islamabad to Washington Flights

The cheapest times to fly from Islamabad to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Islamabad to Washington are during the month of November. You can find some of the cheapest flights from Islamabad to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Islamabad to Washington

Sunday is one of the best days to book for cheap flights from Islamabad to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Islamabad to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Islamabad to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $581 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Islamabad to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Islamabad to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD) cost?
Snag a cheap one-way flight from $581 or cheap return flight from $957 from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
Traveling in November can help you save, as it's the cheapest month for flights between ISB and IAD. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from ISB to IAD. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
You'll have to catch a flight with a layover when traveling from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from ISB to IAD?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
To arrive at Washington Dulles Intl. Airport (IAD) without delays, pick a flight that takes off from Islamabad Intl. Airport (ISB) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute bookings from ISB to IAD are usually more expensive. To secure the lowest prices, start searching for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book an ISB to IAD flight and hotel package?
Securing an ISB to IAD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
Typically, you can modify or cancel your ISB to IAD flight. However, there may be additional charges, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further details, visit our Customer Service portal.

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*Available to One Key members.