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Bonn

$312+ Cheap flights from Dulles Intl (IAD) to Bonn, Germany

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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FRA
Jul 23 — Jul 301
Thu 7/23
Thu 7/30
1 adult, Economy
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Cheap flight deals from Dulles Intl to Bonn

Cheapest flights from Dulles Intl to Bonn
Explore the most affordable flight options available from Dulles Intl to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:20 pm
IAD
-
DUS
1 stop19h 50m
Scandinavian Airlines
Fri 9/1110:10 am
DUS
-
IAD
1 stop12h 50m
Scandinavian Airlines
Deal found 6/19$672
This Kiwi.com deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:20 pm
IAD
-
DUS
1 stop19h 50m
Scandinavian Airlines
Thu 10/157:20 pm
DUS
-
IAD
1 stop27h 40m
Scandinavian Airlines
Deal found 6/22$680
This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:20 pm
IAD
-
DUS
1 stop19h 50m
Scandinavian Airlines
Wed 10/71:45 pm
DUS
-
IAD
2 stops33h 15m
Scandinavian Airlines
Deal found 6/19$682
This oojo deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:20 pm
IAD
-
DUS
1 stop19h 50m
Scandinavian Airlines
Sat 10/178:20 pm
DUS
-
IAD
1 stop26h 40m
Scandinavian Airlines
Deal found 6/23$693
This Scandinavian Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:30 pm
IAD
-
DUS
1 stop31h 00m
Scandinavian Airlines
Thu 11/1910:10 am
DUS
-
IAD
1 stop13h 05m
Scandinavian Airlines
Deal found 6/22$696
This Cheapflightsfares deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:30 pm
IAD
-
DUS
2 stops32h 40m
Scandinavian Airlines
Thu 12/310:10 am
DUS
-
IAD
1 stop13h 05m
Scandinavian Airlines
Deal found 6/18$697
This Kiwi.com deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:20 pm
IAD
-
DUS
1 stop31h 10m
Scandinavian Airlines
Thu 10/157:20 pm
DUS
-
IAD
1 stop27h 40m
Scandinavian Airlines
Deal found 6/22$706
This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:20 pm
IAD
-
DUS
1 stop12h 20m
Scandinavian Airlines
Wed 10/71:45 pm
DUS
-
IAD
2 stops33h 15m
Scandinavian Airlines
Deal found 6/19$710
This lol.travel deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:20 pm
IAD
-
DUS
1 stop12h 20m
Scandinavian Airlines
Fri 8/286:05 am
DUS
-
IAD
1 stop16h 55m
Scandinavian Airlines
Deal found 6/20$726
This Scandinavian Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:20 pm
IAD
-
DUS
1 stop19h 50m
Scandinavian Airlines
Wed 9/306:10 am
DUS
-
IAD
1 stop16h 50m
Scandinavian Airlines
Deal found 6/21$728
This Scandinavian Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:20 pm
IAD
-
DUS
1 stop19h 50m
Scandinavian Airlines
Thu 10/16:10 am
DUS
-
IAD
1 stop16h 50m
Scandinavian Airlines
Deal found 6/19$729

Find flight deals from Dulles Intl to Bonn

Keep the following information in mind while searching for Dulles Intl to Bonn flight deals. Data was last updated June 23, 2026.

Round-trip from

$672
(Kiwi.com)

One-way from

$312
(Kiwi.com)

Popular in

May

Cheapest in

August

Average price

$962
From Washington, D.C. Dulles Intl to Bonn
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Bonn
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($165 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Bonn that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Bonn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Wed 11/25

8:30 pm-6:55 pm

1 stop16h 25m

Duesseldorf Intl

Thu 12/3

10:10 am-5:15 pm

1 stop13h 05m

$693

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mon 11/16

8:30 pm-9:30 am

1 stop31h 00m

Duesseldorf Intl

Thu 11/19

10:10 am-5:15 pm

1 stop13h 05m

$696

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Sun 8/30

8:20 pm-10:10 pm

1 stop19h 50m

Duesseldorf Intl

Tue 9/15

7:20 pm-5:00 pm

1 stop27h 40m

$823
Quickest round-trip

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Sat 8/29

8:20 pm-2:40 pm

1 stop12h 20m

Duesseldorf Intl

Mon 9/14

6:10 am-5:00 pm

1 stop16h 50m

$827

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Sun 8/30

8:20 pm-10:10 pm

1 stop19h 50m

Duesseldorf Intl

Mon 9/14

10:10 am-5:00 pm

1 stop12h 50m

$827

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Thu 9/3

8:20 pm-6:40 pm

1 stop16h 20m

Duesseldorf Intl

Mon 9/14

10:10 am-5:00 pm

1 stop12h 50m

$867

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Sun 8/9

6:15 pm-10:50 am

1 stop10h 35m

Duesseldorf Intl

Wed 8/19

2:30 pm-3:35 pm

1 stop31h 05m

$918

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mon 8/10

6:15 pm-10:50 am

1 stop10h 35m

Duesseldorf Intl

Wed 8/19

12:25 pm-3:35 pm

1 stop33h 10m

$918

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mon 8/10

12:29 pm-10:50 am

2 stops16h 21m

Duesseldorf Intl

Thu 8/20

8:15 am-4:38 pm

2 stops14h 23m

$932
Cheapest one-way

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Wed 7/15

11:20 pm-5:30 pm

2 stops36h 10m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/20

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Dulles Intl to Bonn

Have a flexible travel schedule? Discover the best time to fly to Bonn from Dulles Intl 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. Dulles Intl Airport to Bonn

What is the cheapest time of day to fly from IAD to BN9?

Find hourly flight availability from Dulles Intl to Bonn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 23, 2026.

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

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Bonn

Explore weekly flight availability from Dulles Intl to Bonn. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 23, 2026.

The most flights from IAD to BN9 are scheduled on a Monday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (14 on average).

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

Reviews of airlines servicing Bonn

Get insights into the airlines that provide service to Bonn. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bonn. Reviews last updated June 23, 2026.
Read reviews from past customers who have flown Delta,Turkish Airlines, andScandinavian Airlines from Washington, D.C. Dulles Intl Airport to Bonn. 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.
Delta
7.8
Good
8,430 reviews

Food

7.2

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,430 reviews
Delta
7.8
Good
8,430 reviews

Food

7.2

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Turkish Airlines
7.4
Good
4,414 reviews
Delta
7.8
Good
8,430 reviews

Food

7.2

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Scandinavian Airlines
7.4
Good
1,850 reviews
Delta
7.8
Good
8,430 reviews

Food

7.2

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Lufthansa
6.8
Okay
8,092 reviews
Delta
7.8
Good
8,430 reviews

Food

7.2

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
British Airways
6.7
Okay
8,068 reviews
Delta
7.8
Good
8,430 reviews

Food

7.2

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Bonn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Bonn can take about 16h 25m. Scandinavian Airlines provides one of the quickest options available for as low as $693. Washington, D.C. Dulles Intl Airport and Bonn are separated by a distance of 3960 mi.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Bonn?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Bonn on time: Air Canada (64%), United Airlines (64%), Lufthansa (64%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Bonn?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Bonn is generally $1,483, our data shows the cheapest flight currently is $465. When looking at the most popular route, (Washington, D.C. Dulles Intl - Duesseldorf Intl), you can expect to pay $696 for that flight.

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

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

  • How can I find direct flights from Dulles Intl to Bonn?

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Dulles Intl to Bonn

Discover the top 10 airlines that operate flights from Dulles Intl to Bonn. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$437Average$740FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$440Average$993FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$483Average$712FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$491Average$650FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$510Average$843FlexibilityNo cancel feeOn-time77%
DeltaCheapest$558Average$744FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$566Average$771FlexibilityNo cancel feeOn-time70%
KLMCheapest$605Average$1,063FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$631Average$1,049FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$680Average$1,086FlexibilityNo cancel feeOn-time76%

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