IAD - ISU

$470 Find Cheap Flights from Washington, D.C. to Sulaymaniyah - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$949
Typical prices: $836-$1,511
Turkish Airlines
Mon 3/5Wed 4/11
IAD - ISU • 1 stop
Cheapest one-way
$470
Typical prices: $601-$1,011
Multiple Airlines
Fri 11/9
IAD - ISU • 3 stops
When to book
12 weeks
in advance
Our data shows that travelers who book at least 12 weeks in advance save around 39% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 30% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Istanbul (IST)
Cheapest • Avg $990 (round-trip)
Dubai Intl (DXB)
Shortest trip • 22h 21m (one-way)
Insights
Insights
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We hope you love your trip to Sulaymaniyah!
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Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to Sulaymaniyah (IAD-ISU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Sulaymaniyah

Fri, Mar 5 - Sun, Apr 11
Turkish Airlines Logo
1:30 pm - 1:10 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
27h 40m1 stop Istanbul
Turkish Airlines Logo
1:55 am - 11:30 amISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
16h 35m1 stop Istanbul
$949Turkish Airlines
Fri, Jan 1 - Sat, Jan 30
Turkish Airlines Logo
1:30 pm - 1:10 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
27h 40m1 stop Istanbul
Turkish Airlines Logo
2:40 am - 11:45 amISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
17h 05m1 stop Istanbul
$950Turkish Airlines
Thu, Jan 14 - Sat, Jan 30
Royal Jordanian Logo
10:30 am - 3:10 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
32h 40m1 stop Amman Queen Alia Intl
Royal Jordanian Logo
6:50 am - 7:25 amISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
32h 35m1 stop Amman Queen Alia Intl
$1,050Royal Jordanian
Mon, Nov 9 - Tue, Dec 15
Emirates Logo
10:35 am - 12:55 pmIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
18h 20m1 stop Dubai Intl
Emirates Logo
1:55 pm - 8:35 amISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
26h 40m1 stop Dubai Intl
$1,216Emirates
Fri, Mar 5 - Mon, Apr 12
Qatar Airways Logo
12:23 pm - 3:35 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
31h 12m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
4:25 am - 3:40 pmISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
18h 15m1 stop Doha Hamad Intl
$1,225Qatar Airways
Mon, Nov 9 - Mon, Dec 14
Multiple Airlines Logo
5:25 pm - 2:30 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
25h 05m3 stops Lisbon Humberto Delgado Munich Franz Josef Strauss Istanbul Sabiha Gokcen
Multiple Airlines Logo
3:45 am - 6:30 pmISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
22h 45m3 stops Istanbul Sabiha Gokcen Stockholm Arlanda Reykjavik Keflavik Intl
$1,229Multiple Airlines
Fri, Mar 5 - Sun, Apr 11
Multiple Airlines Logo
7:40 pm - 2:30 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
22h 50m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Istanbul Sabiha Gokcen
Multiple Airlines Logo
3:45 am - 7:20 pmISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
46h 35m3 stops Istanbul Sabiha Gokcen Kastrup Copenhagen Reykjavik Keflavik Intl
$1,244Multiple Airlines
Mon, Nov 9 - Sun, Dec 20
Emirates Logo
10:35 am - 12:55 pmIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
18h 20m1 stop Dubai Intl
Emirates Logo
1:55 pm - 8:35 amISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
26h 40m1 stop Dubai Intl
$1,266Emirates
Mon, Nov 9 - Sun, Dec 6
Qatar Airways Logo
8:05 pm - 3:35 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
23h 30m1 stop Doha Hamad Intl
Qatar Airways Logo
4:35 am - 3:55 pmISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
19h 20m1 stop Doha Hamad Intl
$1,282Qatar Airways
Thu, Dec 31 - Sun, Jan 17
Royal Jordanian Logo
10:30 am - 3:10 amIAD  Washington, D.C. Dulles Intl-ISU Sulaymaniyah Int.
32h 40m1 stop Amman Queen Alia Intl
Royal Jordanian Logo
6:50 am - 10:59 pmISU  Sulaymaniyah Int.-IAD Washington, D.C. Dulles Intl
24h 09m2 stops Amman Queen Alia Intl Dallas/Fort Worth
$1,377Royal Jordanian
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Sulaymaniyah flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah typically range from $836 to $1,511. The lowest price found in the past 5 days was $949, on Turkish Airlines.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Sulaymaniyah. It’s 27% cheaper than the average day, while Monday is the most expensive, with prices 34% higher.

What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

•February is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Sulaymaniyah at $768 round-trip.
•June ($1,846) and July ($1,475) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 140% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah the cheapest?

Flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah are cheapest 12 weeks before departure. Booking in this window typically costs about 39% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Sulaymaniyah flights

Low season

January

Cheapest flight

$470
Beat the crowds with an average 59% drop in travelers.
The most popular month to fly with an average 86% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Sulaymaniyah

When to book flights from Washington, D.C. to Sulaymaniyah

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Sulaymaniyah based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Sulaymaniyah flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

    There are currently no nonstop flights available from Washington, D.C. Dulles Intl Airport to Sulaymaniyah. Flights with 1 layover take between 18h 58m and 22h 30m in total, depending on the connection.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Sulaymaniyah flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah range from $836 to $1,511, with an average of $1,097 over the past 12 months. Anything below $836 counts as a good deal.

  • How expensive are last-minute Washington, D.C. Dulles Intl Airport to Sulaymaniyah flights?

    Last-minute fares on this route (booked within two weeks of departure) run 20% above the $1,097 route average. Book 12 weeks before departure for the lowest fares.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Sulaymaniyah changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $949 to $8,205. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Sulaymaniyah looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Sulaymaniyah are currently in line with typical prices for this route. Average one-way fares are about $662.

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

    Flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Sulaymaniyah Int. (ISU).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah most commonly connect through:

    • Doha Hamad Intl (DOH) - 44% of one-stop connections
    • Istanbul (IST) - 43% of one-stop connections
    • Dubai Intl (DXB) - 9% of one-stop connections
    • Amman Queen Alia Intl (AMM) - 4% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

    Yes. Flexible dates can save you up to 46% on flights from Washington, D.C. Dulles Intl Airport to Sulaymaniyah. Thursday is the cheapest departure day at $809 round-trip on average, while Monday is the most expensive at $1,476, a difference of $667.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Sulaymaniyah?

    Flying via Istanbul (IST) gives the shortest average 1-stop total travel time at 18h 58m, compared with 22h 21m via Dubai Intl (DXB) and 22h 25m via Amman Queen Alia Intl (AMM).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Sulaymaniyah?

    Sulaymaniyah is 7 hours ahead of Washington, D.C. Dulles Intl Airport (Arabian Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Sulaymaniyah flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Monday. On this route, Thursday flights average $809, about $667 less than Monday fares (45% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 12 weeks before you fly. On this route, that window historically saves about 39% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Sulaymaniyah trip for February. Fares historically average $768 round-trip in that month - typically $1,078 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Washington, D.C. to Sulaymaniyah

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