$387+ Cheap flights from Austin (AUS) 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BHD
Oct 3 — Oct 101
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Belfast 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
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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 Austin to Belfast
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Cheapest flights from Austin to BelfastExplore the most affordable flight options available from Austin to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
Explore the most affordable flight options available from Austin to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
This Booking.com deal was found by Cheapflights users on 8/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:55 pm -
1 stop13h 55m
Wed 12/25:35 pm -
1 stop29h 10m
Deal found 8/30![British Airways logo]()
$972
This American Airlines deal was found by Cheapflights users on 8/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2412:42 pm -
2 stops16h 48m
Wed 12/29:15 am -
2 stops18h 44m
Deal found 8/30![American Airlines logo]()
$1,000
This Mytrip deal was found by Cheapflights users on 9/1. 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 9/1511:40 am -
2 stops26h 00m
Fri 9/186:05 am -
3 stops34h 43m
Deal found 9/1![Multiple Airlines logo]()
$1,055
This Mytrip deal was found by Cheapflights users on 9/2. 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 9/1611:40 am -
2 stops23h 50m
Sat 9/196:20 am -
3 stops39h 05m
Deal found 9/2![Multiple Airlines logo]()
$1,277
This Mytrip deal was found by Cheapflights users on 8/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:40 am -
3 stops27h 35m
Mon 9/148:15 am -
3 stops32h 33m
Deal found 8/29![Multiple Airlines logo]()
$1,417
This Mytrip deal was found by Cheapflights users on 9/1. 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.
Mon 9/144:25 pm -
3 stops24h 40m
Thu 9/176:40 am -
3 stops34h 08m
Deal found 9/1![Multiple Airlines logo]()
$1,557
This Mytrip deal was found by Cheapflights users on 8/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:05 pm -
2 stops20h 50m
Tue 9/156:15 am -
3 stops34h 33m
Deal found 8/30![Multiple Airlines logo]()
$1,886
This KAYAK deal was found by Cheapflights users on 8/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:42 am -
2 stops17h 13m
Mon 12/288:35 am -
1 stop14h 10m
Deal found 8/31![British Airways logo]()
$1,893
This KAYAK deal was found by Cheapflights users on 9/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:55 pm -
1 stop16h 30m
Mon 12/288:35 am -
1 stop14h 10m
Deal found 9/1![Multiple Airlines logo]()
$2,486
Best flights from Austin to BelfastDiscover carefully curated flight deals from Austin to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
Discover carefully curated flight deals from Austin to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
This British Airways deal was found by Cheapflights users on 9/1. 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.
Mon 3/16:55 pm -
1 stop13h 20m
Fri 3/56:45 am -
1 stop16h 00m
Deal found 9/1![British Airways logo]()
$918
This American Airlines deal was found by Cheapflights users on 8/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2412:42 pm -
2 stops16h 48m
Wed 12/29:15 am -
2 stops18h 44m
Deal found 8/30![American Airlines logo]()
$1,000
This Mytrip deal was found by Cheapflights users on 9/1. 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 9/1511:40 am -
2 stops26h 00m
Fri 9/186:05 am -
3 stops34h 43m
Deal found 9/1![Multiple Airlines logo]()
$1,055
This Booking.com deal was found by Cheapflights users on 8/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:55 pm -
2 stops15h 50m
Wed 12/25:35 pm -
1 stop29h 10m
Deal found 8/30![British Airways logo]()
$976
This Mytrip deal was found by Cheapflights users on 9/2. 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 9/1611:40 am -
2 stops23h 50m
Sat 9/196:20 am -
3 stops39h 05m
Deal found 9/2![Multiple Airlines logo]()
$1,277
This Mytrip deal was found by Cheapflights users on 9/1. 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.
Mon 9/144:25 pm -
2 stops22h 00m
Thu 9/176:40 am -
3 stops34h 08m
Deal found 9/1![Multiple Airlines logo]()
$1,561
Last-minute flights from Austin to BelfastDiscover last-minute flight deals from Austin to Belfast. Data last updated September 3, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Belfast. Data last updated September 3, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 8/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:40 am -
3 stops27h 35m
Mon 9/148:15 am -
3 stops32h 33m
Deal found 8/29![Multiple Airlines logo]()
$1,417
This Mytrip deal was found by Cheapflights users on 8/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:05 pm -
2 stops20h 50m
Tue 9/156:15 am -
3 stops34h 33m
Deal found 8/30![Multiple Airlines logo]()
$1,886
This Mytrip deal was found by Cheapflights users on 9/1. 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.
Mon 9/144:25 pm -
3 stops24h 40m
Thu 9/176:40 am -
3 stops34h 08m
Deal found 9/1![Multiple Airlines logo]()
$1,557
This Mytrip deal was found by Cheapflights users on 9/1. 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 9/1511:40 am -
2 stops26h 00m
Fri 9/186:05 am -
3 stops34h 43m
Deal found 9/1![Multiple Airlines logo]()
$1,055
This Mytrip deal was found by Cheapflights users on 9/2. 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 9/1611:40 am -
2 stops23h 50m
Sat 9/196:20 am -
3 stops39h 05m
Deal found 9/2![Multiple Airlines logo]()
$1,277
One-way flights from Austin to BelfastSearch for one-way flight options from Austin to Belfast. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
Search for one-way flight options from Austin to Belfast. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:21 pm -
3 stops44h 14m
Deal found 9/2![Multiple Airlines logo]()
$387
Find flight deals from Austin to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 3, 2026.
Round-trip from | $918 (British Airways) |
|---|---|
One-way from | $387 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin 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 7,457,451 searches. Data last updated September 3, 2026.
Use the filters below to find and compare flights from Austin to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AustinBelfast
AUS Austin Bergstrom - BHD Belfast City
AUSBHD
Austin Bergstrom
Mon 3/1
6:55 pm-2:15 pm
1 stop13h 20m
Belfast City
Fri 3/5
6:45 am-4:45 pm
1 stop16h 00m
$918
AustinBelfast
AUS Austin Bergstrom - BHD Belfast City
AUSBHD
Austin Bergstrom
Tue 11/24
6:55 pm-4:45 pm
2 stops15h 50m
Belfast City
Wed 12/2
5:35 pm-4:45 pm
1 stop29h 10m
$976
AustinBelfast
AUS Austin Bergstrom - BHD Belfast City
AUSBHD
Austin Bergstrom
Tue 11/24
12:42 pm-11:30 am
2 stops16h 48m
Belfast City
Wed 12/2
9:15 am-9:59 pm
2 stops18h 44m
$1,000
AustinBelfast
AUS Austin Bergstrom - BFS Belfast Intl
AUSBFS
Austin Bergstrom
Tue 9/15
11:40 am-7:40 pm
2 stops26h 00m
Belfast Intl
Fri 9/18
6:05 am-10:48 am
3 stops34h 43m
$1,055
AustinBelfast
AUS Austin Bergstrom - BFS Belfast Intl
AUSBFS
Austin Bergstrom
Wed 9/16
11:40 am-5:30 pm
2 stops23h 50m
Belfast Intl
Sat 9/19
6:20 am-3:25 pm
3 stops39h 05m
$1,277
AustinBelfast
AUS Austin Bergstrom - BFS Belfast Intl
AUSBFS
Austin Bergstrom
Mon 9/14
4:25 pm-8:25 pm
2 stops22h 00m
Belfast Intl
Thu 9/17
6:40 am-10:48 am
3 stops34h 08m
$1,561
Cheapest one-way
Quickest one-way
AustinBelfast
AUS Austin Bergstrom - BFS Belfast Intl
AUSBFS
Austin Bergstrom
Thu 11/5
8:21 pm-10:35 pm
3 stops44h 14m
$387
Sorted by cheapest first
Best time to book a flight from Austin to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Austin with our price prediction graph.
AUS-BF1
AUS-BHD
AUS-BFS
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 Austin to Belfast
AUS-BF1
AUS-BHD
AUS-BFS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated September 3, 2026.
See what other customers who have flown with British Airways from Austin to Belfast have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Entertainment
6.5
Overall
6.7
Comfort
6.8
Crew
7.7
Boarding
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Food
6.4
Entertainment
6.5
Overall
6.7
Comfort
6.8
Crew
7.7
Boarding
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Related info for your journey
Find useful and relevant information for your journey from Austin 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 Austin to Belfast
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Complete your trip
Complete your trip to Belfast by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Belfast by cabin class
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Austin and Belfast flights
Browse other Austin and Belfast flight options. Last updated on September 3, 2026.
Other flights from Austin
Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on September 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Austin to Belfast
Discover the top airline that operate flights from Austin 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 7,457,451 searches. Data last updated September 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$622 | Average$1,154 | FlexibilityNo cancel fee | On-time70% |