HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bonn

$596+ Cheap flights from Ontario (ONT) 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FRA
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Bonn with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Bonn

Keep the following information in mind while searching for Ontario to Bonn flight deals. Data was last updated mayo 1, 2025.

Round-trip from

$739
(Iberia)

One-way from

$596
(Iberia)

Popular in

July

Cheapest in

February

Average price

$975
From Ontario to Bonn
Search Deals
One-way flight from Ontario to Bonn
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($158 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Ontario to Bonn

Cheapest flights from Ontario to Bonn
Explore the most affordable flight options available from Ontario to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 1, 2025.

This Iberia deal was found by Cheapflights users on 4/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/22:59 pmONT - DUS
2 stops19h 11mIberia
vie. 9/1211:55 amDUS - ONT
2 stops20h 41mIberia
Deal found 4/30$739
This United Airlines deal was found by Cheapflights users on 4/30. 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. 11/210:40 amONT - DUS
2 stops19h 30mUnited Airlines
jue. 11/206:15 amDUS - ONT
2 stops20h 45mUnited Airlines
Deal found 4/30$820
This oojo deal was found by Cheapflights users on 4/29. 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.
mar. 10/213:00 pmONT - DUS
2 stops37h 45mQatar Airways
lun. 11/32:45 pmDUS - ONT
2 stops40h 52mQatar Airways
Deal found 4/29$1,666
This British Airways deal was found by Cheapflights users on 4/30. 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. 7/24:50 pmONT - DUS
2 stops15h 50mBritish Airways
jue. 7/2412:50 pmDUS - ONT
2 stops17h 48mBritish Airways
Deal found 4/30$1,675

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario 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 mayo 1, 2025.
Use the filters below to find and compare flights from Ontario to Bonn that are best for you.

Fly from

Ontario

Fly to

Bonn

Route

Depart

Return

Price

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

mar. 9/2

2:59 pm-7:10 pm

2 stops19h 11m

Duesseldorf Intl

vie. 9/12

11:55 am-11:36 pm

2 stops20h 41m

$739

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

sáb. 6/14

1:33 pm-2:25 pm

2 stops15h 52m

Duesseldorf Intl

sáb. 6/21

3:15 pm-10:45 pm

2 stops16h 30m

$1,386

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

mar. 10/21

3:00 pm-1:45 pm

2 stops37h 45m

Duesseldorf Intl

lun. 11/3

2:45 pm-10:37 pm

2 stops40h 52m

$1,666

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

mié. 7/2

4:50 pm-5:40 pm

2 stops15h 50m

Duesseldorf Intl

jue. 7/24

12:50 pm-9:38 pm

2 stops17h 48m

$1,675

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

dom. 7/6

2:34 pm-7:10 pm

2 stops19h 36m

$596

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

mar. 7/1

6:00 am-6:00 pm

2 stops27h 00m

$749

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

dom. 6/8

4:50 pm-9:55 am

2 stops32h 05m

$941

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

lun. 6/9

2:40 pm-1:45 pm

2 stops38h 05m

$1,148

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Ontario to Bonn

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Bonn (average of $729). Flying from Ontario to Bonn in June is currently the most expensive (average of $1,086). 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 ONT to BN9?

Find hourly flight availability from Ontario 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 mayo 1, 2025.

When flying from Ontario 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.

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 mayo 1, 2025.
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Boarding

7.5

Food

7.3

Entertainment

7.4

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
Qatar Airways
7.4
Good
3,563 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Boarding

7.5

Food

7.3

Entertainment

7.4

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
United Airlines
7.4
Good
8,696 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Boarding

7.5

Food

7.3

Entertainment

7.4

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
Iberia
7.0
Good
2,701 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Boarding

7.5

Food

7.3

Entertainment

7.4

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
British Airways
6.6
Okay
6,845 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Boarding

7.5

Food

7.3

Entertainment

7.4

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario to Bonn?

    If you book a flight to Bonn from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Bonn per day from 2 different airlines.

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

    $596 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on United Airlines and British Airways, with prices starting from $749 and $941, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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 Ontario to Bonn?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Bonn (average of $729). Flying from Ontario to Bonn in June is currently the most expensive (average of $1,086). 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

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.

Alternative routes for Ontario to Bonn

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Frankfurt flights
Los Angeles to Frankfurt flights
Los Angeles to Munich flights
San Francisco to Munich flights
Ontario to Frankfurt flights
Santa Ana to Frankfurt flights
San Diego to Munich flights
San Jose to Frankfurt flights
Oakland to Frankfurt flights
Los Angeles to Berlin flights
Burbank to Frankfurt flights
San Francisco to Berlin flights
Las Vegas to Frankfurt flights
San Diego to Frankfurt flights
Ontario to Munich flights
Los Angeles to Duesseldorf Intl flights
San Jose to Munich flights
Santa Ana to Munich flights
Oakland to Munich flights
Burbank to Munich flights
Los Angeles to Frankfurt-Hahn flights
Santa Ana to Berlin flights
Burbank to Berlin flights
Oakland to Berlin flights
San Jose to Berlin flights
Ontario to Berlin flights
Sacramento to Frankfurt flights
San Diego to Duesseldorf Intl flights
Sacramento to Munich flights
Los Angeles to Hamburg flights
Las Vegas to Munich flights
San Francisco to Hamburg flights
Los Angeles to Stuttgart flights
San Francisco to Duesseldorf Intl flights
Las Vegas to Berlin flights
Los Angeles to Bremen flights
Long Beach to Frankfurt flights
San Diego to Berlin flights
San Francisco to Bremen flights
San Francisco to Frankfurt-Hahn flights
Reno to Munich flights
Los Angeles to Cologne flights
Fresno to Frankfurt flights
Reno to Frankfurt flights
Medford to Frankfurt flights
Ontario to Stuttgart flights
San Francisco to Stuttgart flights
Burbank to Hamburg flights
Los Angeles to Leipzig flights

Top 2 airlines flying from Ontario to Bonn

Discover the top 2 airlines that operate flights from Ontario 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$751Average$930FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$751Average$830FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Privacy Preferences©2025 Cheapflights