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$333+ 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BHD
May 22 — May 291
Fri 5/22
Fri 5/29
1 adult, Economy
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Cheap 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 April 22, 2026.

This Expedia deal was found by Cheapflights users on 4/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:30 pm
AUS
-
BHD
1 stop13h 05m
British Airways
Tue 10/209:40 am
BHD
-
AUS
2 stops16h 25m
British Airways
Deal found 4/18$920
This American Airlines deal was found by Cheapflights users on 4/18. 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 9/112:03 pm
AUS
-
BHD
2 stops16h 42m
American Airlines
Tue 10/2012:40 pm
BHD
-
AUS
2 stops17h 08m
American Airlines
Deal found 4/18$922
This FlightHub deal was found by Cheapflights users on 4/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:55 pm
AUS
-
BHD
1 stop15h 45m
British Airways
Tue 10/209:40 am
BHD
-
AUS
2 stops16h 25m
British Airways
Deal found 4/18$934
This British Airways deal was found by Cheapflights users on 4/18. 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.
Tue 9/110:30 pm
AUS
-
BHD
1 stop15h 10m
British Airways
Thu 10/224:35 pm
BHD
-
AUS
1 stop28h 50m
British Airways
Deal found 4/18$940
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:05 pm
AUS
-
BHD
2 stops21h 50m
Delta
Fri 10/239:50 am
BHD
-
AUS
2 stops20h 42m
Delta
Deal found 4/18$943
This FlightHub deal was found by Cheapflights users on 4/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:30 pm
AUS
-
BHD
1 stop14h 55m
British Airways
Tue 10/201:45 pm
BHD
-
AUS
2 stops16h 54m
British Airways
Deal found 4/18$951
This FlightHub deal was found by Cheapflights users on 4/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:03 pm
AUS
-
BHD
2 stops18h 52m
British Airways
Wed 10/2110:05 am
BHD
-
AUS
2 stops17h 28m
British Airways
Deal found 4/18$953
This oojo deal was found by Cheapflights users on 4/21. 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.
Sat 8/2210:30 pm
AUS
-
BHD
1 stop16h 00m
British Airways
Mon 8/317:35 pm
BHD
-
AUS
1 stop25h 50m
British Airways
Deal found 4/21$954
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:05 pm
AUS
-
BHD
1 stop33h 15m
Delta
Fri 10/239:50 am
BHD
-
AUS
2 stops20h 42m
Delta
Deal found 4/18$956
This British Airways deal was found by Cheapflights users on 4/18. 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.
Sun 8/3010:30 pm
AUS
-
BHD
1 stop14h 15m
British Airways
Thu 10/227:30 pm
BHD
-
AUS
1 stop25h 55m
British Airways
Deal found 4/18$957
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:40 am
AUS
-
BHD
2 stops21h 40m
Delta
Fri 10/239:50 am
BHD
-
AUS
2 stops20h 42m
Delta
Deal found 4/18$960
This Mytrip deal was found by Cheapflights users on 4/18. 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 6/210:25 am
AUS
-
BFS
3 stops23h 55m
Multiple Airlines
Tue 6/911:30 pm
BFS
-
AUS
3 stops47h 10m
Multiple Airlines
Deal found 4/18$1,196

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 April 22, 2026.

Round-trip from

$920
(Expedia)

One-way from

$333
(Cheapflightsfares)
From Austin Bergstrom to Belfast
Search Deals
One-way flight from Austin Bergstrom to Belfast
Search Deals

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 April 22, 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

Price

Cheapest round-trip

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 8/22

10:30 pm-8:30 pm

1 stop16h 00m

Belfast City

Mon 8/31

7:35 pm-3:25 pm

1 stop25h 50m

$954

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sun 8/30

5:30 am-9:20 am

2 stops21h 50m

Belfast City

Tue 10/20

5:30 pm-10:05 pm

2 stops34h 35m

$960

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Tue 9/1

10:30 pm-5:35 pm

1 stop13h 05m

Belfast City

Wed 10/21

7:40 pm-8:35 pm

1 stop30h 55m

$967

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 8/31

5:55 pm-12:55 pm

1 stop13h 00m

Belfast City

Sun 10/18

8:10 pm-8:35 pm

1 stop30h 25m

$1,007

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sun 8/30

10:52 am-9:20 am

2 stops16h 28m

Belfast City

Sun 10/18

5:30 pm-5:21 pm

2 stops29h 51m

$1,010

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 9/2

7:30 am-9:20 am

2 stops19h 50m

Belfast City

Tue 10/20

9:50 am-10:23 pm

2 stops18h 33m

$1,060
Quickest round-trip

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 5/9

10:30 pm-8:30 pm

1 stop16h 00m

Belfast City

Sun 5/17

6:30 am-3:25 pm

1 stop14h 55m

$1,108

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Tue 6/2

10:25 am-4:20 pm

3 stops23h 55m

Belfast Intl

Tue 6/9

11:30 pm-4:40 pm

3 stops47h 10m

$1,196
Cheapest one-way
Quickest one-way

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 9/14

10:30 pm-6:45 pm

1 stop14h 15m

$333

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Mon 9/14

4:05 pm-8:40 pm

2 stops22h 35m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Showing 1-10 of 11 resultsSorted by cheapest first
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
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 April 22, 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.
British Airways
6.7
Okay
7,905 reviews

Entertainment

6.4

Food

6.4

Crew

7.7

Boarding

6.9

Comfort

6.8

Overall

6.7

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance
British Airways
6.7
Okay
7,905 reviews
British Airways
6.7
Okay
7,905 reviews

Entertainment

6.4

Food

6.4

Crew

7.7

Boarding

6.9

Comfort

6.8

Overall

6.7

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance

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 14h 25m. 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 ($622), 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

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Alternative routes for Austin to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
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Hobby to Belfast Intl flights

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 April 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$622Average$1,072FlexibilityNo cancel feeOn-time70%

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