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Cheap flights from Colorado to Belfast from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Belfast departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:40 pm - 3:30 pm
DEN
-
BHD
13h 50m
1 stop
Multiple Airlines Logo
11:00 am - 9:38 pm
BHD
-
DEN
17h 38m
2 stops
$908Multiple Airlines
Mon, Sep 14 - Fri, Sep 25
American Airlines Logo
5:44 pm - 5:30 pm
DEN
-
BHD
16h 46m
2 stops
American Airlines Logo
11:00 am - 9:38 pm
BHD
-
DEN
17h 38m
2 stops
$910American Airlines
Mon, Sep 14 - Fri, Sep 25
American Airlines Logo
2:15 pm - 12:55 pm
DEN
-
BHD
15h 40m
2 stops
American Airlines Logo
11:00 am - 9:47 pm
BHD
-
DEN
17h 47m
2 stops
$911American Airlines
Mon, Sep 14 - Fri, Sep 25
British Airways Logo
6:40 pm - 5:30 pm
DEN
-
BHD
15h 50m
1 stop
British Airways Logo
9:35 am - 8:23 pm
BHD
-
DEN
17h 48m
2 stops
$913British Airways
Mon, Aug 31 - Fri, Sep 11
British Airways Logo
6:40 pm - 5:30 pm
DEN
-
BHD
15h 50m
1 stop
British Airways Logo
6:30 am - 8:23 pm
BHD
-
DEN
20h 53m
2 stops
$914British Airways
Mon, Aug 31 - Fri, Sep 11
British Airways Logo
2:04 pm - 12:55 pm
DEN
-
BHD
15h 51m
2 stops
British Airways Logo
9:35 am - 8:23 pm
BHD
-
DEN
17h 48m
2 stops
$917British Airways
Mon, Aug 31 - Fri, Sep 11
British Airways Logo
2:04 pm - 3:30 pm
DEN
-
BHD
18h 26m
2 stops
British Airways Logo
6:30 am - 8:23 pm
BHD
-
DEN
20h 53m
2 stops
$918British Airways
Mon, Aug 31 - Fri, Sep 11
British Airways Logo
6:40 pm - 3:30 pm
DEN
-
BHD
13h 50m
1 stop
British Airways Logo
6:30 am - 4:30 pm
BHD
-
DEN
17h 00m
1 stop
$923British Airways
Mon, Sep 14 - Fri, Sep 25
British Airways Logo
6:30 pm - 2:35 pm
DEN
-
BHD
13h 05m
1 stop
British Airways Logo
9:40 am - 4:20 pm
BHD
-
DEN
13h 40m
1 stop
$928British Airways
Sun, Apr 19 - Tue, Apr 28
British Airways Logo
10:43 am - 5:30 pm
DEN
-
BHD
23h 47m
2 stops
British Airways Logo
6:30 am - 8:23 pm
BHD
-
DEN
20h 53m
2 stops
$929British Airways
Mon, Aug 31 - Fri, Sep 11

British Airways flights from Colorado to Belfast City Airport

Our best British Airways deals on Colorado to Belfast City Airport flight tickets
British Airways
Aug 31
DEN6:40 pmDenver Intl
15h 50m
1 stop
BHD5:30 pmBelfast City
Sep 11
BHD9:35 amBelfast City
17h 48m
2 stops
DEN8:23 pmDenver Intl
$913
British Airways
Aug 31
DEN6:40 pmDenver Intl
15h 50m
1 stop
BHD5:30 pmBelfast City
Sep 11
BHD6:30 amBelfast City
20h 53m
2 stops
DEN8:23 pmDenver Intl
$914
British Airways
Aug 31
DEN2:04 pmDenver Intl
15h 51m
2 stops
BHD12:55 pmBelfast City
Sep 11
BHD9:35 amBelfast City
17h 48m
2 stops
DEN8:23 pmDenver Intl
$917

American Airlines flights from Colorado to Belfast City Airport

Our best American Airlines deals on Colorado to Belfast City Airport flight tickets
American Airlines
Sep 14
DEN5:44 pmDenver Intl
16h 46m
2 stops
BHD5:30 pmBelfast City
Sep 25
BHD11:00 amBelfast City
17h 38m
2 stops
DEN9:38 pmDenver Intl
$910
American Airlines
Sep 14
DEN2:15 pmDenver Intl
15h 40m
2 stops
BHD12:55 pmBelfast City
Sep 25
BHD11:00 amBelfast City
17h 47m
2 stops
DEN9:47 pmDenver Intl
$911
American Airlines
Aug 16
DEN9:48 amDenver Intl
17h 42m
2 stops
BHD10:30 amBelfast City
Aug 29
BHD7:05 amBelfast City
17h 33m
2 stops
DEN5:38 pmDenver Intl
$960

momondo Fare Finder

 
Customize your flight search to find flights from Colorado to Belfast City Airport 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 March 26, 2026.
Use the filters below to find and compare flights from Colorado to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 9/14

6:40 pm-3:30 pm

1 stop13h 50m

Belfast City

Fri 9/25

11:00 am-9:38 pm

2 stops17h 38m

$908

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 9/14

5:44 pm-5:30 pm

2 stops16h 46m

Belfast City

Fri 9/25

11:00 am-9:38 pm

2 stops17h 38m

$910

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 9/14

2:15 pm-12:55 pm

2 stops15h 40m

Belfast City

Fri 9/25

11:00 am-9:47 pm

2 stops17h 47m

$911

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Fri 9/11

9:35 am-8:23 pm

2 stops17h 48m

$913

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Fri 9/11

6:30 am-8:23 pm

2 stops20h 53m

$914

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

2:04 pm-12:55 pm

2 stops15h 51m

Belfast City

Fri 9/11

9:35 am-8:23 pm

2 stops17h 48m

$917

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

2:04 pm-3:30 pm

2 stops18h 26m

Belfast City

Fri 9/11

6:30 am-8:23 pm

2 stops20h 53m

$918

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 9/14

6:40 pm-3:30 pm

1 stop13h 50m

Belfast City

Fri 9/25

6:30 am-4:30 pm

1 stop17h 00m

$923
Quickest round-trip

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sun 4/19

6:30 pm-2:35 pm

1 stop13h 05m

Belfast City

Tue 4/28

9:40 am-4:20 pm

1 stop13h 40m

$928

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

10:43 am-5:30 pm

2 stops23h 47m

Belfast City

Fri 9/11

6:30 am-8:23 pm

2 stops20h 53m

$929

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from Colorado to Belfast City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Colorado to Belfast City Airport flights?

You could potentially save up to 20% on your flight if you consider stops on a Colorado to Belfast City Airport flight.

Cheap Colorado to Belfast City Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Belfast City Airport

Fastest flight time

13h 50m

Direct flights

None
The fastest flight from Colorado to Belfast City Airport takes 13h 50m
There are no direct flights from Colorado to Belfast City Airport. There are no popular flight routes from Colorado to Belfast City Airport.
Search flight deals

  • When did momondo last update prices for flights from Colorado to Belfast City Airport?

    Prices for flights from Colorado to Belfast City Airport are updated daily.

  • How old do you have to be to fly from Colorado to Belfast City Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The necessary travel and health documents for your Belfast City Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Belfast?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Belfast for you.

Can I find flights from Colorado to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Colorado to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Colorado to Belfast?

Once all potential Colorado to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Belfast from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Belfast City Airport trip

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