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Bonn

$373+ Cheap flights from Seattle (SEA) 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FRA
abr. 9 — abr. 161
mié. 4/9
mié. 4/16
1 adult, Economy
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Cheap flight deals from Seattle to Bonn

Keep the following information in mind while searching for Seattle to Bonn flight deals. Data was last updated abril 4, 2025.

Round-trip from

$637
(StudentUniverse)

One-way from

$373
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$887
From Seattle/Tacoma Intl to Bonn
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One-way flight from Seattle/Tacoma Intl to Bonn
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Seattle to Bonn

Cheapest flights from Seattle to Bonn
Explore the most affordable flight options available from Seattle to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 4, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/4. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/271:29 pmSEA - DUS
2 stops19h 31mFinnair
mié. 9/108:25 amDUS - SEA
2 stops21h 10mFinnair
Deal found 4/4$637
This Scandinavian Airlines deal was found by Cheapflights users on 4/3. 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.
dom. 6/84:00 pmSEA - DUS
1 stop32h 30mScandinavian Airlines
dom. 6/153:25 pmDUS - SEA
1 stop31h 25mScandinavian Airlines
Deal found 4/3$647
This Air France deal was found by Cheapflights users on 4/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/236:40 pmSEA - DUS
1 stop14h 20mAir France
mar. 5/66:40 amDUS - SEA
1 stop19h 45mAir France
Deal found 4/2$661
This Delta deal was found by Cheapflights users on 4/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/256:40 pmSEA - DUS
1 stop28h 40mDelta
jue. 9/111:00 pmDUS - SEA
1 stop13h 40mDelta
Deal found 4/4$666
This Air Canada deal was found by Cheapflights users on 4/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/2412:10 pmSEA - DUS
2 stops37h 15mAir Canada
vie. 9/126:50 amDUS - SEA
2 stops39h 15mAir Canada
Deal found 4/4$695
This United Airlines deal was found by Cheapflights users on 4/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/246:50 pmSEA - DUS
1 stop13h 50mUnited Airlines
mié. 9/109:30 amDUS - SEA
1 stop16h 29mUnited Airlines
Deal found 4/4$711
This Air France deal was found by Cheapflights users on 4/4. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/206:30 pmSEA - DUS
1 stop16h 30mMultiple Airlines
mar. 8/1212:25 pmDUS - SEA
1 stop12h 30mMultiple Airlines
Deal found 4/4$725
This Trip.com deal was found by Cheapflights users on 4/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/272:20 pmSEA - DUS
1 stop15h 00mLufthansa
mié. 9/109:30 amDUS - SEA
1 stop16h 29mLufthansa
Deal found 4/4$732
This British Airways deal was found by Cheapflights users on 4/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/278:20 pmSEA - DUS
1 stop15h 45mBritish Airways
vie. 9/127:10 amDUS - SEA
1 stop13h 25mBritish Airways
Deal found 4/4$750
This SWISS deal was found by Cheapflights users on 4/4. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/254:25 pmSEA - DUS
1 stop12h 40mSWISS
sáb. 9/139:40 amDUS - SEA
1 stop14h 10mSWISS
Deal found 4/4$765
This American Airlines deal was found by Cheapflights users on 4/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/78:20 pmSEA - DUS
1 stop15h 45mAmerican Airlines
dom. 6/156:20 amDUS - SEA
2 stops21h 00mAmerican Airlines
Deal found 4/4$922
This Gurufare deal was found by Cheapflights users on 4/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/196:45 pmSEA - DUS
1 stop30h 00mAer Lingus
mié. 5/219:00 pmDUS - SEA
1 stop28h 59mAer Lingus
Deal found 4/3$1,120

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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 abril 4, 2025.
Use the filters below to find and compare flights from Seattle to Bonn that are best for you.

Fly from

Seattle

Fly to

Bonn

Route

Depart

Return

Price

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

mié. 8/27

1:29 pm-6:00 pm

2 stops19h 31m

Duesseldorf Intl

mié. 9/10

8:25 am-8:35 pm

2 stops21h 10m

$637

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

dom. 6/8

4:00 pm-9:30 am

1 stop32h 30m

Duesseldorf Intl

dom. 6/15

3:25 pm-1:50 pm

1 stop31h 25m

$647

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

mié. 4/23

6:40 pm-6:00 pm

1 stop14h 20m

Duesseldorf Intl

mar. 5/6

6:40 am-5:25 pm

1 stop19h 45m

$661

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

lun. 8/25

6:40 pm-8:20 am

1 stop28h 40m

Duesseldorf Intl

jue. 9/11

1:00 pm-5:40 pm

1 stop13h 40m

$666

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

dom. 8/24

12:10 pm-10:25 am

2 stops37h 15m

Duesseldorf Intl

vie. 9/12

6:50 am-1:05 pm

2 stops39h 15m

$695

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

dom. 8/24

6:50 pm-5:40 pm

1 stop13h 50m

Duesseldorf Intl

mié. 9/10

9:30 am-4:59 pm

1 stop16h 29m

$711

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

dom. 7/20

6:30 pm-8:00 pm

1 stop16h 30m

Duesseldorf Intl

mar. 8/12

12:25 pm-3:55 pm

1 stop12h 30m

$725

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

mié. 8/27

2:20 pm-2:20 pm

1 stop15h 00m

Duesseldorf Intl

mié. 9/10

9:30 am-4:59 pm

1 stop16h 29m

$732

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

mié. 8/27

8:20 pm-9:05 pm

1 stop15h 45m

Duesseldorf Intl

vie. 9/12

7:10 am-11:35 am

1 stop13h 25m

$750

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

lun. 8/25

4:25 pm-2:05 pm

1 stop12h 40m

Duesseldorf Intl

sáb. 9/13

9:40 am-2:50 pm

1 stop14h 10m

$765

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

Showing 1-10 of 19 results
1
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Best time to book a flight from Seattle to Bonn

Have a flexible travel schedule? Discover the best time to fly to Bonn from Seattle 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 Seattle to Bonn

What is the cheapest month to book a flight from Seattle to Bonn?

Currently, January is the cheapest month in which you can book a flight from Seattle to Bonn (average of $729). Flying from Seattle to Bonn in June is currently the most expensive (average of $1,079). 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 SEA to BN9?

Find hourly flight availability from Seattle 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 abril 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Bonn as you normally would.

What is the cheapest day to fly from Seattle to Bonn?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Bonn. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Bonn flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Bonn

Explore weekly flight availability from Seattle 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 abril 4, 2025.

The most flights from SEA to BN9 are scheduled on a Monday (5 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Bonn by month

Plan your trip to Bonn by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bonn ranges from 1.2 - 3.1 inches per month. July is typically the wettest month, when rainfall can reach 3.1 in. March is typically the driest time to visit Bonn when rainfall is around 1.2 in.

Temperature in Bonn by month

Plan your trip to Bonn by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bonn, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 abril 4, 2025.
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,574 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,618 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Bonn?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Bonn from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Bonn should be relatively easy as there are 0 daily outbound flights to Bonn from 11 different airlines.

  • What are the cheapest airlines to fly from Seattle to Bonn one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $578. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Seattle to Bonn for a low price.

  • What are the most reliable airlines from Seattle to Bonn?

    Consider Air Canada (80%), United Airlines (80%) or Lufthansa (78%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Bonn.

  • What are the cheapest flights from Seattle to Bonn?

    On average you can expect to pay $2,032 for a flight from Seattle to Bonn. The cheapest flight overall is $403 while the most popular route, (Seattle/Tacoma Intl - Duesseldorf Intl) is currently priced at $661.

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

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

  • How can I find direct flights from Seattle to Bonn?

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

  • What is the cheapest month to book a flight from Seattle to Bonn?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Bonn (average of $729). Flying from Seattle to Bonn in June is currently the most expensive (average of $1,079). 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.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Seattle to Bonn

Discover the top 10 airlines that operate flights from Seattle 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 abril 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$485Average$713FlexibilityNo cancel feeOn-time76%
CondorCheapest$518Average$829FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$567Average$739FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$583Average$837FlexibilityNo cancel feeOn-time70%
KLMCheapest$608Average$962FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$612Average$859FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$630Average$812FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$676Average$849FlexibilityNo cancel feeOn-time69%
DeltaCheapest$717Average$1,066FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$736Average$768FlexibilityNo cancel feeOn-time67%

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