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Cheap flights from Hartford to Cologne from $699

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Hartford to Cologne departing on 3/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Hartford to Cologne

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 5:15 pm
BDL
-
CGN
30h 15m
2 stops
United Airlines Logo
1:15 pm - 11:59 pm
CGN
-
BDL
39h 44m
2 stops
$699United Airlines
Thu, Mar 19 - Sun, Mar 22
Lufthansa Logo
2:45 pm - 12:35 pm
BDL
-
CGN
16h 50m
2 stops
Lufthansa Logo
5:55 pm - 11:59 pm
CGN
-
BDL
35h 04m
2 stops
$748Lufthansa
Thu, Mar 19 - Sun, Mar 22
United Airlines Logo
7:46 pm - 4:20 pm
BDL
-
CGN
14h 34m
2 stops
United Airlines Logo
6:45 am - 6:52 pm
CGN
-
BDL
18h 07m
2 stops
$980United Airlines
Thu, Feb 19 - Mon, Feb 23
United Airlines Logo
7:35 pm - 5:15 pm
BDL
-
CGN
16h 40m
2 stops
United Airlines Logo
9:10 am - 11:59 pm
CGN
-
BDL
19h 49m
3 stops
$998United Airlines
Thu, Mar 19 - Sun, Mar 22
United Airlines Logo
4:43 pm - 4:20 pm
BDL
-
CGN
17h 37m
2 stops
United Airlines Logo
6:45 am - 6:52 pm
CGN
-
BDL
18h 07m
2 stops
$1,084United Airlines
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
6:40 pm - 10:00 pm
BDL
-
CGN
22h 20m
1 stop
Multiple Airlines Logo
10:45 pm - 5:10 pm
CGN
-
BDL
23h 25m
1 stop
$1,237Multiple Airlines
Thu, Mar 19 - Sun, Mar 22
Multiple Airlines Logo
6:40 pm - 7:35 pm
BDL
-
CGN
19h 55m
3 stops
Multiple Airlines Logo
5:05 pm - 5:10 pm
CGN
-
BDL
29h 05m
3 stops
$1,466Multiple Airlines
Thu, Mar 19 - Sun, Mar 22
Multiple Airlines Logo
6:00 am - 10:35 am
BDL
-
CGN
23h 35m
2 stops
Multiple Airlines Logo
10:45 pm - 5:10 pm
CGN
-
BDL
23h 25m
1 stop
$1,565Multiple Airlines
Thu, Mar 19 - Sun, Mar 22
Lufthansa Logo
7:44 pm - 5:20 pm
BDL
-
CGN
15h 36m
2 stops
Lufthansa Logo
8:30 am - 11:45 pm
CGN
-
BDL
21h 15m
2 stops
$4,359Lufthansa
Tue, Apr 14 - Thu, Apr 30

United Airlines flights from Hartford to Cologne

Our best United Airlines deals on Hartford to Cologne flight tickets
United Airlines
Mar 19
BDL6:00 amHartford Bradley Intl
30h 15m
2 stops
CGN5:15 pmCologne Köln/Bonn
Mar 22
CGN1:15 pmCologne Köln/Bonn
39h 44m
2 stops
BDL11:59 pmHartford Bradley Intl
$699
United Airlines
Feb 12
BDL7:46 pmHartford Bradley Intl
14h 34m
2 stops
CGN4:20 pmCologne Köln/Bonn
Feb 19
CGN6:45 amCologne Köln/Bonn
20h 21m
2 stops
BDL9:06 pmHartford Bradley Intl
$979
United Airlines
Feb 19
BDL7:46 pmHartford Bradley Intl
14h 34m
2 stops
CGN4:20 pmCologne Köln/Bonn
Feb 23
CGN6:45 amCologne Köln/Bonn
18h 07m
2 stops
BDL6:52 pmHartford Bradley Intl
$980

Lufthansa flights from Hartford to Cologne

Our best Lufthansa deals on Hartford to Cologne flight tickets
Lufthansa
Mar 19
BDL2:45 pmHartford Bradley Intl
16h 50m
2 stops
CGN12:35 pmCologne Köln/Bonn
Mar 22
CGN5:55 pmCologne Köln/Bonn
35h 04m
2 stops
BDL11:59 pmHartford Bradley Intl
$748
Lufthansa
Feb 12
BDL3:00 pmHartford Bradley Intl
35h 25m
2 stops
CGN8:25 amCologne Köln/Bonn
Feb 19
CGN9:10 amCologne Köln/Bonn
15h 42m
2 stops
BDL6:52 pmHartford Bradley Intl
$1,016
Lufthansa
Apr 14
BDL7:44 pmHartford Bradley Intl
15h 36m
2 stops
CGN5:20 pmCologne Köln/Bonn
Apr 30
CGN8:30 amCologne Köln/Bonn
21h 15m
2 stops
BDL11:45 pmHartford Bradley Intl
$4,359

momondo Fare Finder

 
Customize your flight search to find flights from Hartford to Cologne 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, momondo users made 832,500 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Hartford to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 3/19

6:00 am-5:15 pm

2 stops30h 15m

Cologne Köln/Bonn

Sun 3/22

1:15 pm-11:59 pm

2 stops39h 44m

$699

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 3/19

2:45 pm-12:35 pm

2 stops16h 50m

Cologne Köln/Bonn

Sun 3/22

5:55 pm-11:59 pm

2 stops35h 04m

$748

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 2/19

7:46 pm-4:20 pm

2 stops14h 34m

Cologne Köln/Bonn

Mon 2/23

6:45 am-6:52 pm

2 stops18h 07m

$980

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 3/19

7:35 pm-5:15 pm

2 stops16h 40m

Cologne Köln/Bonn

Sun 3/22

9:10 am-11:59 pm

3 stops19h 49m

$998

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 2/19

4:43 pm-4:20 pm

2 stops17h 37m

Cologne Köln/Bonn

Mon 2/23

6:45 am-6:52 pm

2 stops18h 07m

$1,084

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 3/19

6:40 pm-10:00 pm

1 stop22h 20m

Cologne Köln/Bonn

Sun 3/22

10:45 pm-5:10 pm

1 stop23h 25m

$1,237

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 3/19

6:40 pm-7:35 pm

3 stops19h 55m

Cologne Köln/Bonn

Sun 3/22

5:05 pm-5:10 pm

3 stops29h 05m

$1,466

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Thu 3/19

6:00 am-10:35 am

2 stops23h 35m

Cologne Köln/Bonn

Sun 3/22

10:45 pm-5:10 pm

1 stop23h 25m

$1,565

HartfordCologne

BDL - CGN

BDLCGN

Hartford Bradley Intl

Tue 4/14

7:44 pm-5:20 pm

2 stops15h 36m

Cologne Köln/Bonn

Thu 4/30

8:30 am-11:45 pm

2 stops21h 15m

$4,359

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Hartford to Cologne

Are you open to changing your travel dates? Check out the ideal times to fly from Hartford to Cologne according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hartford to Cologne (BDL to CGN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hartford to Cologne

Fastest flight time

17h 37m

Direct flights

None
The fastest flight from Hartford to Cologne takes 17h 37m
There are no direct flights from Hartford to Cologne. There are no popular flight routes from Hartford to Cologne.
Search flight deals

  • How far is Hartford Bradley Intl to Cologne Köln/Bonn by plane?

    The straight-line distance from Hartford Bradley Intl to Cologne Köln/Bonn is 3659.4 mi. A reasonable flight in good conditions will take 17h 37m.

  • When did momondo last update prices for flights from Hartford Bradley Intl Airport to Cologne Köln/Bonn Airport?

    Prices for flights from Hartford Bradley Intl Airport to Cologne Köln/Bonn Airport refresh daily.

  • How old do you have to be to fly from Hartford Bradley Intl Airport to Cologne Köln/Bonn Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hartford Bradley Intl Airport to Cologne Köln/Bonn Airport.

  • What documentation or ID do you need to fly to Cologne Köln/Bonn Airport?

    The travel and health documents required for your trip to Cologne Köln/Bonn Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cologne Köln/Bonn Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Hartford to Cologne?

    Price Alerts will notify you by email when the price for flights to Cologne from Hartford decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Hartford to Cologne with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Hartford to Cologne?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hartford to Cologne. momondo saves you time and could save you money on your trip.

Can I find flights from Hartford to Cologne with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cologne from Hartford with this policy.

How can momondo help me find flights from Hartford to Cologne?

momondo helps you find the best flight between Hartford and Cologne by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Hartford to Cologne right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Hartford to Cologne flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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