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

View AU$1,201 flight on Tue, 16 Sep. 2025Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

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

November is typically the cheapest month to fly

From AU$1,118 - AU$2,580 per traveller.

Graph displaying average flight prices per month

Flight from Islamabad to Washington route information
Origin airport
Islamabad Intl.
Destination airport
Washington Dulles Intl.
Distance
11323 km

Your quick guide to flights from Islamabad to Washington

Pick up great flights from Islamabad to Washington

With Expedia, you have your pick of flights a day with 17 airlines covering flights from Islamabad to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Islamabad to Washington that take around hours.

Find cheap flights from Islamabad to Washington

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Islamabad to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in .

Reasons to book your flight from Islamabad to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Islamabad to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between Islamabad International Airport and Dulles Intl. Airport was . Cheap fares don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Islamabad Intl. Airport to Dulles Intl. Airport?
The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do have to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Islamabad International Airport to Dulles Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Islamabad International Airport to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD)?
The flight time from Islamabad Intl. Airport (ISB) (ISB) to Washington Dulles Intl. Airport (IAD) (IAD) is approximately 18 hours and 25 minutes. It's is no quick joyride, so make sure you fill your hand luggage with whatever you need to be comfortable.
How far is the flight from ISB to Washington Dulles Intl. Airport (IAD)?
With a flight distance of 11 400 kilometres from Islamabad Intl. Airport (ISB) (ISB) to Dulles Intl. Airport (IAD), this is a long-haul flight. Make sure you keep well hydrated and move around the cabin every now and then.
Which airlines fly direct from ISB to Washington Dulles Intl. Airport (IAD)?
If you want to travel straight from Islamabad Intl. Airport (ISB) to Washington Dulles Intl. Airport (IAD), you'll need to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly between these airports.
Are ISB to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from ISB to IAD can be hit-or-miss. You may be able to score a great bargain, but then again, you could miss out altogether! If you'd prefer to start planning your trip early, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines release their prices that far in advance. Our suggestion? Check back often as prices are updated frequently.

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