Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Colorado to Belfast from $388

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 10/2. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Colorado to Belfast

Cheap round-trip flights

British Airways Logo
9:46 am - 11:10 amDEN-BHD
18h 24m2 stops
British Airways Logo
6:50 am - 4:25 pmBHD-DEN
16h 35m1 stop
$654British Airways
Find Deal
Thu, Oct 2 - Sun, Oct 12
British Airways Logo
6:35 pm - 3:05 pmDEN-BHD
13h 30m1 stop
British Airways Logo
4:15 pm - 4:25 pmBHD-DEN
31h 10m1 stop
$656British Airways
Find Deal
Sat, Oct 11 - Sat, Oct 18
British Airways Logo
6:35 pm - 8:50 amDEN-BHD
31h 15m1 stop
British Airways Logo
6:50 am - 4:25 pmBHD-DEN
16h 35m1 stop
$658British Airways
Find Deal
Thu, Oct 2 - Sun, Oct 12
British Airways Logo
6:35 pm - 8:50 amDEN-BHD
31h 15m1 stop
British Airways Logo
6:50 am - 4:25 pmBHD-DEN
16h 35m1 stop
$659British Airways
Find Deal
Thu, Oct 2 - Sun, Oct 12
Delta Logo
6:25 pm - 4:55 pmDEN-BHD
39h 30m2 stops
Delta Logo
6:30 am - 6:19 pmBHD-DEN
18h 49m2 stops
$780Delta
Find Deal
Sat, Oct 4 - Wed, Oct 8
Delta Logo
6:25 pm - 4:55 pmDEN-BHD
39h 30m2 stops
Delta Logo
6:30 am - 6:19 pmBHD-DEN
18h 49m2 stops
$782Delta
Find Deal
Sat, Oct 4 - Wed, Oct 8
American Airlines Logo
5:06 pm - 5:15 pmDEN-BHD
17h 09m2 stops
American Airlines Logo
6:50 am - 4:25 pmBHD-DEN
16h 35m1 stop
$938American Airlines
Find Deal
Sat, Oct 4 - Wed, Oct 8
American Airlines Logo
10:31 am - 12:15 pmDEN-BHD
18h 44m2 stops
American Airlines Logo
6:50 am - 5:59 pmBHD-DEN
18h 09m2 stops
$943American Airlines
Find Deal
Sat, Oct 4 - Wed, Oct 8
Logo
5:59 pm - 9:10 pmDEN-BHD
20h 11m2 stops
Logo
10:10 am - 1:45 pmBHD-DEN
34h 35m3 stops
$1,341
Find Deal
Sat, Oct 11 - Sat, Oct 18
Logo
8:40 am - 9:10 pmDEN-BHD
29h 30m3 stops
Logo
6:45 pm - 6:55 pmBHD-DEN
31h 10m3 stops
$1,407
Find Deal
Sat, Oct 11 - Sat, Oct 18

British Airways flights from Colorado to Belfast City Airport

Our best British Airways deals on Colorado to Belfast City Airport flight tickets
British Airways
Oct 2
DEN9:46 amDenver Intl
18h 24m
2 stops
BHD11:10 amBelfast City
Oct 12
BHD6:50 amBelfast City
16h 35m
1 stop
DEN4:25 pmDenver Intl
$654
Find similar
British Airways
Oct 11
DEN6:35 pmDenver Intl
13h 30m
1 stop
BHD3:05 pmBelfast City
Oct 18
BHD4:15 pmBelfast City
31h 10m
1 stop
DEN4:25 pmDenver Intl
$656
Find similar
British Airways
Oct 2
DEN6:35 pmDenver Intl
31h 15m
1 stop
BHD8:50 amBelfast City
Oct 12
BHD6:50 amBelfast City
16h 35m
1 stop
DEN4:25 pmDenver Intl
$658
Find similar

Delta flights from Colorado to Belfast City Airport

Our best Delta deals on Colorado to Belfast City Airport flight tickets
Delta
Oct 4
DEN6:25 pmDenver Intl
39h 30m
2 stops
BHD4:55 pmBelfast City
Oct 8
BHD6:30 amBelfast City
18h 49m
2 stops
DEN6:19 pmDenver Intl
$780
Find similar
Delta
Oct 4
DEN6:25 pmDenver Intl
39h 30m
2 stops
BHD4:55 pmBelfast City
Oct 8
BHD6:30 amBelfast City
18h 49m
2 stops
DEN6:19 pmDenver Intl
$782
Find similar

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 August 7, 2025.
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

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Thu 10/2

9:46 am-11:10 am

2 stops18h 24m

Belfast City

Sun 10/12

6:50 am-4:25 pm

1 stop16h 35m

$654

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/11

6:35 pm-3:05 pm

1 stop13h 30m

Belfast City

Sat 10/18

4:15 pm-4:25 pm

1 stop31h 10m

$656

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Thu 10/2

6:35 pm-8:50 am

1 stop31h 15m

Belfast City

Sun 10/12

6:50 am-4:25 pm

1 stop16h 35m

$658

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Thu 10/2

6:35 pm-8:50 am

1 stop31h 15m

Belfast City

Sun 10/12

6:50 am-4:25 pm

1 stop16h 35m

$659

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/4

6:25 pm-4:55 pm

2 stops39h 30m

Belfast City

Wed 10/8

6:30 am-6:19 pm

2 stops18h 49m

$780

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/4

6:25 pm-4:55 pm

2 stops39h 30m

Belfast City

Wed 10/8

6:30 am-6:19 pm

2 stops18h 49m

$782

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/4

5:06 pm-5:15 pm

2 stops17h 09m

Belfast City

Wed 10/8

6:50 am-4:25 pm

1 stop16h 35m

$938

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/4

10:31 am-12:15 pm

2 stops18h 44m

Belfast City

Wed 10/8

6:50 am-5:59 pm

2 stops18h 09m

$943

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/11

5:59 pm-9:10 pm

2 stops20h 11m

Belfast City

Sat 10/18

10:10 am-1:45 pm

3 stops34h 35m

$1,341

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sat 10/11

8:40 am-9:10 pm

3 stops29h 30m

Belfast City

Sat 10/18

6:45 pm-6:55 pm

3 stops31h 10m

$1,407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 11% 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

Best Price Found

$388

Fastest flight time

13h 30m

Direct flights

None
The best one-way flight to Belfast City Airport from Colorado in the past 72 hours is $388. The best round-trip flight deal from Colorado to Belfast City Airport found on momondo in the last 72 hours is $654.
The fastest flight from Colorado to Belfast City Airport takes 13h 30m
There are no direct flights from Colorado to Belfast City Airport. Popular non-direct route for this connection is Denver Intl Airport - 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 many operators does momondo search for flights from Colorado to Belfast City Airport?

  • 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.

Best airlines flying from Colorado to Belfast City Airport

Compare and see reviews for airlines that fly from Colorado to Belfast City Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $608Free CancellationRating
6.6
7,245 reviews
Search British Airways flights

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/12
Tue 8/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Belfast

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $277
Flights to London Gatwick Airportfrom $361
Flights to London City Airportfrom $454
Flights to London Stansted Airportfrom $414
Flights to London Luton Airportfrom $429
Flights to London Southend Airportfrom $512
Flights to Glasgow Intl Airportfrom $417
Flights to Belfast Intl Airportfrom $475