$241+ Cheap flights from Colorado to Belfast
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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BHD
Jan 14 — Jan 211
1 adult, Economy
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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
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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 Colorado to Belfast
Best flights from Colorado to BelfastDiscover carefully curated flight deals from Colorado to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
Discover carefully curated flight deals from Colorado to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
This oojo deal was found by Cheapflights users on 12/14. 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.
Mon 3/166:25 pmDEN - BHD
1 stop15h 40mBritish Airways
Mon 3/306:30 pmBHD - DEN
1 stop29h 00mBritish Airways
Deal found 12/14![British Airways logo]()
$649
This Mytrip deal was found by Cheapflights users on 12/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/183:40 pmDEN - BFS
2 stops16h 55mMultiple Airlines
Fri 2/278:05 amBFS - DEN
2 stops17h 00mMultiple Airlines
Deal found 12/13![Multiple Airlines logo]()
$964
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:25 pmDEN - BHD
1 stop16h 10mBritish Airways
Fri 2/276:45 amBHD - DEN
1 stop15h 45mBritish Airways
Deal found 12/14![British Airways logo]()
$649
This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:40 pmDEN - BHD
1 stop13h 50mBritish Airways
Tue 4/219:35 amBHD - DEN
1 stop13h 55mBritish Airways
Deal found 12/13![British Airways logo]()
$664
This British Airways deal was found by Cheapflights users on 12/12. 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.
Thu 3/55:25 pmDEN - BHD
1 stop16h 15mBritish Airways
Sun 3/88:25 pmBHD - DEN
1 stop26h 05mBritish Airways
Deal found 12/12![British Airways logo]()
$673
This British Airways deal was found by Cheapflights users on 12/12. 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.
Wed 2/115:25 pmDEN - BHD
1 stop16h 10mBritish Airways
Sun 2/158:25 pmBHD - DEN
1 stop26h 05mBritish Airways
Deal found 12/12![British Airways logo]()
$673
This Mytrip deal was found by Cheapflights users on 12/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/274:20 pmDEN - BFS
2 stops23h 15mMultiple Airlines
Tue 2/36:30 amBFS - DEN
2 stops18h 35mMultiple Airlines
Deal found 12/13![Multiple Airlines logo]()
$1,081
This Mytrip deal was found by Cheapflights users on 12/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/298:05 amDEN - BFS
3 stops31h 00mMultiple Airlines
Thu 2/59:25 pmBFS - DEN
3 stops29h 30mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$1,179
Find flight deals from Colorado to Belfast
Keep the following information in mind while searching for Colorado to Belfast flight deals. Data was last updated December 15, 2025.
Round-trip from | $649 (Cheapflightsfares) |
|---|---|
One-way from | $241 (Cheapflightsfares) |
Popular in | March |
Cheapest in | February |
Average price | $1,153 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Belfast 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 December 15, 2025.
Use the filters below to find and compare flights from Colorado to Belfast that are best for you.
Fly from
Colorado
Fly to
Belfast
Route
Depart
Return
Price
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Mon 3/16
6:25 pm-4:05 pm
1 stop15h 40m
Belfast City
Mon 3/30
6:30 pm-4:30 pm
1 stop29h 00m
$649
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Wed 2/18
5:25 pm-4:35 pm
1 stop16h 10m
Belfast City
Fri 2/27
6:45 am-3:30 pm
1 stop15h 45m
$649
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Thu 4/16
6:40 pm-3:30 pm
1 stop13h 50m
Belfast City
Tue 4/21
9:35 am-4:30 pm
1 stop13h 55m
$664
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Thu 3/5
5:25 pm-4:40 pm
1 stop16h 15m
Belfast City
Sun 3/8
8:25 pm-4:30 pm
1 stop26h 05m
$673
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Wed 2/11
5:25 pm-4:35 pm
1 stop16h 10m
Belfast City
Sun 2/15
8:25 pm-3:30 pm
1 stop26h 05m
$673
DenverBelfast
DEN - BFS
DENBFS
Denver Intl
Wed 2/18
3:40 pm-3:35 pm
2 stops16h 55m
Belfast Intl
Fri 2/27
8:05 am-6:05 pm
2 stops17h 00m
$964
DenverBelfast
DEN - BFS
DENBFS
Denver Intl
Tue 1/27
4:20 pm-10:35 pm
2 stops23h 15m
Belfast Intl
Tue 2/3
6:30 am-6:05 pm
2 stops18h 35m
$1,081
DenverBelfast
DEN - BFS
DENBFS
Denver Intl
Thu 1/29
8:05 am-10:05 pm
3 stops31h 00m
Belfast Intl
Thu 2/5
9:25 pm-7:55 pm
3 stops29h 30m
$1,179
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Mon 3/23
6:25 pm-2:15 pm
1 stop13h 50m
$241
DenverBelfast
DEN - BHD
DENBHD
Denver Intl
Sun 3/22
9:22 am-10:20 am
2 stops18h 58m
$244
Showing 1-10 of 14 results
Best time to book a flight from Colorado to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Colorado 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 Colorado to Belfast
What is the cheapest time of day to fly from CO to BFS?
Find hourly flight availability from Colorado to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.
It’s typically best to fly out from Colorado to Belfast in the morning. Doing so could potentially save you 31% on the flight price compared to flying in the evening, which is usually more expensive.
Related info for your journey
Find useful and relevant information for your journey from Colorado to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Colorado to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Colorado to Belfast
Discover the top airline that operate flights from Colorado to Belfast. 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 December 15, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$608 | Average$771 | FlexibilityNo cancel fee | On-time70% |