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$327+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BHD
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Cheap 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 November 10, 2025.

Round-trip from

$739
(British Airways)

One-way from

$397
(Cheapflightsfares)
From Austin Bergstrom to Belfast
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One-way flight from Austin Bergstrom to Belfast
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Find flight deals from Austin to Belfast

Cheapest flights from Austin to Belfast
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 November 10, 2025.

This American Airlines deal was found by Cheapflights users on 11/10. 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.
Mon 12/85:00 pmAUS - BHD
2 stops17h 05mAmerican Airlines
Mon 12/159:15 amBHD - AUS
2 stops18h 28mAmerican Airlines
Deal found 11/10$624
This Air France deal was found by Cheapflights users on 11/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:05 pmAUS - BHD
1 stop16h 45mMultiple Airlines
Mon 12/156:30 amBHD - AUS
2 stops18h 02mMultiple Airlines
Deal found 11/10$641
This American Airlines deal was found by Cheapflights users on 11/9. 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.
Fri 12/1211:31 amAUS - BHD
2 stops16h 59mAmerican Airlines
Sun 12/1410:40 amBHD - AUS
2 stops17h 49mAmerican Airlines
Deal found 11/9$824
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Mon 12/86:55 pmAUS - BHD
1 stop17h 40mBritish Airways
Mon 12/156:35 amBHD - AUS
1 stop16h 15mBritish Airways
Deal found 11/10$893
This Mytrip deal was found by Cheapflights users on 11/9. 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 12/121:13 pmAUS - BHD
3 stops25h 17mMultiple Airlines
Sun 12/147:25 amBHD - AUS
3 stops34h 43mMultiple Airlines
Deal found 11/9$928
This Priceline deal was found by Cheapflights users on 11/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:36 pmAUS - BHD
2 stops16h 29mBritish Airways
Tue 11/256:35 amBHD - AUS
1 stop16h 15mBritish Airways
Deal found 11/9$955
This American Airlines deal was found by Cheapflights users on 11/9. 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.
Mon 11/103:08 pmAUS - BHD
2 stops17h 07mAmerican Airlines
Tue 11/2511:25 amBHD - AUS
2 stops16h 59mAmerican Airlines
Deal found 11/9$963
This Mytrip deal was found by Cheapflights users on 11/9. 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 12/121:05 pmAUS - BFS
3 stops22h 15mMultiple Airlines
Sun 12/147:25 amBFS - AUS
2 stops20h 02mMultiple Airlines
Deal found 11/9$1,039
This Booking.com deal was found by Cheapflights users on 11/7. 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 12/235:30 amAUS - BFS
3 stops26h 55mMultiple Airlines
Tue 12/307:05 amBFS - AUS
3 stops20h 52mMultiple Airlines
Deal found 11/7$1,874
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Wed 12/247:25 amAUS - BFS
2 stops41h 55mMultiple Airlines
Wed 12/312:35 pmBFS - AUS
1 stop31h 35mMultiple Airlines
Deal found 11/9$2,834

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 2,558,603 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Austin to Belfast that are best for you.

Fly from

Austin

Fly to

Belfast

Route

Depart

Return

Price

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 12/8

5:00 pm-4:05 pm

2 stops17h 05m

Belfast City

Mon 12/15

9:15 am-9:43 pm

2 stops18h 28m

$624

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 12/8

6:05 pm-4:50 pm

1 stop16h 45m

Belfast City

Mon 12/15

6:30 am-6:32 pm

2 stops18h 02m

$641

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Fri 3/27

8:00 pm-5:15 pm

1 stop16h 15m

Belfast City

Tue 3/31

1:40 pm-3:25 pm

1 stop31h 45m

$739

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Fri 3/27

12:15 pm-9:00 pm

2 stops27h 45m

Belfast City

Tue 3/31

5:25 pm-5:22 pm

2 stops29h 57m

$772

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Fri 12/12

11:31 am-10:30 am

2 stops16h 59m

Belfast City

Sun 12/14

10:40 am-10:29 pm

2 stops17h 49m

$824

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Fri 3/27

2:05 pm-9:00 pm

2 stops25h 55m

Belfast City

Tue 3/31

5:25 pm-7:00 pm

2 stops31h 35m

$828

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 12/8

6:55 pm-6:35 pm

1 stop17h 40m

Belfast City

Mon 12/15

6:35 am-4:50 pm

1 stop16h 15m

$893

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Fri 12/12

1:05 pm-5:20 pm

3 stops22h 15m

Belfast Intl

Sun 12/14

7:25 am-9:27 pm

2 stops20h 02m

$1,039

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Tue 12/23

5:30 am-2:25 pm

3 stops26h 55m

Belfast Intl

Tue 12/30

7:05 am-9:57 pm

3 stops20h 52m

$1,874

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Wed 12/24

7:25 am-7:20 am

2 stops41h 55m

Belfast Intl

Wed 12/31

2:35 pm-4:10 pm

1 stop31h 35m

$2,834

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 19 results
1
2

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.
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

What is the cheapest time of day to fly from AUS to BFS?

Find hourly flight availability from Austin 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 November 10, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from Austin to Belfast by exploring options for tickets at noon.

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 November 10, 2025.
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.
British Airways
6.7
Okay
7,508 reviews

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Crew

7.6

Food

6.3

Overall

6.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,508 reviews
British Airways
6.7
Okay
7,508 reviews

Boarding

6.9

Entertainment

6.4

Comfort

6.7

Crew

7.6

Food

6.3

Overall

6.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

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.

  • What airport do you fly from for flights from Austin to Belfast?

    Austin Bergstrom (AUS) is the airport you will fly out of if you book a flight from Austin to Belfast. You should not have trouble finding flights to Belfast from Austin Bergstrom; the airport handles an average of 0 outbound flights to Belfast per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Austin airport to Belfast. It is only a 7.5 mi journey to Austin Bergstrom (AUS) from Austin’s city center.

  • How long is the flight from Austin to Belfast?

    Departing from Austin to Belfast will take you 16h 15m. The distance from Austin to Belfast is about 4610 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Austin to Belfast round-trip?

    According to our current data, British Airways ($751), offers the cheapest pricing from Austin to Belfast.

  • Can I find deals for flights from Austin to Belfast that include hotel bookings?

    Yes. In addition to deals on Austin to Belfast flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Belfast.

  • Can I find deals for business class flights from Austin to Belfast?

    Yes. Cheapflights offers flight deals from Austin to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 2,558,603 searches. Data last updated November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$751Average$943FlexibilityNo cancel feeOn-time70%

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