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$328+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BHD
Jun 6 — Jun 131
Sat 6/6
Sat 6/13
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 May 7, 2026.

This oojo deal was found by Cheapflights users on 5/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:55 pm
AUS
-
BHD
1 stop15h 35m
British Airways
Mon 8/247:35 pm
BHD
-
AUS
1 stop25h 50m
British Airways
Deal found 5/7$905
This Air France deal was found by Cheapflights users on 5/4. 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.
Sat 8/226:05 pm
AUS
-
BHD
1 stop16h 50m
Multiple Airlines
Mon 8/315:30 pm
BHD
-
AUS
2 stops28h 00m
Multiple Airlines
Deal found 5/4$988
This oojo deal was found by Cheapflights users on 5/3. 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 8/226:44 pm
AUS
-
BHD
2 stops33h 46m
British Airways
Mon 8/317:35 pm
BHD
-
AUS
2 stops32h 37m
British Airways
Deal found 5/3$991
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 8/226:57 pm
AUS
-
BHD
2 stops17h 18m
American Airlines
Mon 8/316:30 am
BHD
-
AUS
2 stops19h 31m
American Airlines
Deal found 5/6$1,022
This Mytrip deal was found by Cheapflights users on 5/2. 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.
Mon 6/14:30 pm
AUS
-
BFS
2 stops21h 55m
Multiple Airlines
Mon 6/86:30 am
BFS
-
AUS
3 stops34h 28m
Multiple Airlines
Deal found 5/2$1,191
This Mytrip deal was found by Cheapflights users on 5/2. 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.
Mon 6/14:30 pm
AUS
-
BFS
2 stops17h 05m
Multiple Airlines
Wed 6/106:15 am
BFS
-
AUS
3 stops34h 43m
Multiple Airlines
Deal found 5/2$1,256
This Mytrip deal was found by Cheapflights users on 5/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:40 am
AUS
-
BFS
2 stops22h 45m
Multiple Airlines
Mon 8/246:30 am
BFS
-
AUS
2 stops19h 42m
Multiple Airlines
Deal found 5/7$1,332
This Trip.com deal was found by Cheapflights users on 5/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:00 pm
AUS
-
BFS
2 stops27h 45m
Multiple Airlines
Sun 6/78:25 am
BFS
-
AUS
2 stops18h 10m
Multiple Airlines
Deal found 5/3$1,605

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 May 7, 2026.

Round-trip from

$905
(oojo)

One-way from

$328
(Mytrip)
From Austin Bergstrom to Belfast
Search Deals
One-way flight from Austin Bergstrom to Belfast
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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 May 7, 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

Mon 8/17

5:55 pm-3:30 pm

1 stop15h 35m

Belfast City

Mon 8/24

7:35 pm-3:25 pm

1 stop25h 50m

$905

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 8/22

10:30 pm-8:40 am

1 stop28h 10m

Belfast City

Mon 8/31

6:30 pm-8:35 pm

1 stop32h 05m

$1,000

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 8/22

6:57 pm-6:15 pm

2 stops17h 18m

Belfast City

Mon 8/31

6:30 am-8:01 pm

2 stops19h 31m

$1,022

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 6/1

5:55 pm-6:45 pm

1 stop18h 50m

Belfast City

Wed 6/10

7:40 pm-3:25 pm

1 stop25h 45m

$1,125
Quickest round-trip

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Thu 7/16

10:30 pm-7:25 pm

1 stop14h 55m

Belfast City

Wed 7/22

10:05 am-10:18 pm

2 stops18h 13m

$1,138

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Thu 7/16

6:05 pm-4:55 pm

1 stop16h 50m

Belfast City

Wed 7/22

5:30 pm-4:10 pm

1 stop28h 40m

$1,148

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Mon 6/1

4:30 pm-8:25 pm

2 stops21h 55m

Belfast Intl

Mon 6/8

6:30 am-10:58 am

3 stops34h 28m

$1,191

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Mon 6/1

4:30 pm-3:35 pm

2 stops17h 05m

Belfast Intl

Wed 6/10

6:15 am-10:58 am

3 stops34h 43m

$1,256

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Mon 8/17

11:40 am-4:25 pm

2 stops22h 45m

Belfast Intl

Mon 8/24

6:30 am-8:12 pm

2 stops19h 42m

$1,332

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Thu 5/21

4:45 pm-7:30 pm

2 stops20h 45m

Belfast Intl

Sun 6/7

9:55 am-10:58 am

3 stops31h 03m

$1,935

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/2

Showing 1-10 of 14 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 May 7, 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
7,949 reviews

Comfort

6.8

Crew

7.7

Food

6.4

Boarding

6.9

Overall

6.7

Entertainment

6.4

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
7,949 reviews
British Airways
6.7
Okay
7,949 reviews

Comfort

6.8

Crew

7.7

Food

6.4

Boarding

6.9

Overall

6.7

Entertainment

6.4

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 15h 35m. The distance from Austin to Belfast is about 4610 mi.

  • 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 May 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$622Average$1,082FlexibilityNo cancel feeOn-time70%

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