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Cheap flights from Austin to Belfast from $401

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Belfast departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:42 pm - 2:00 pmAUS-BHD
16h 18m2 stops
American Airlines Logo
6:35 am - 7:08 pmBHD-AUS
18h 33m2 stops
$686American Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
British Airways Logo
2:49 pm - 4:40 pmAUS-BHD
19h 51m2 stops
British Airways Logo
6:35 am - 4:50 pmBHD-AUS
16h 15m1 stop
$690British Airways
Find Deal
Thu, Jan 8 - Mon, Jan 12
British Airways Logo
6:55 pm - 4:40 pmAUS-BHD
15h 45m1 stop
British Airways Logo
7:25 pm - 4:50 pmBHD-AUS
27h 25m1 stop
$695British Airways
Find Deal
Thu, Jan 8 - Mon, Jan 12
British Airways Logo
8:00 pm - 2:15 pmAUS-BHD
13h 15m1 stop
British Airways Logo
6:15 pm - 3:25 pmBHD-AUS
27h 10m1 stop
$744British Airways
Find Deal
Fri, Mar 27 - Tue, Mar 31
British Airways Logo
5:55 pm - 1:30 pmAUS-BHD
13h 35m1 stop
British Airways Logo
11:00 am - 8:35 pmBHD-AUS
15h 35m1 stop
$748British Airways
Find Deal
Wed, Apr 8 - Sun, Apr 12
American Airlines Logo
2:02 pm - 11:55 amAUS-BHD
15h 53m2 stops
American Airlines Logo
6:50 am - 5:11 pmBHD-AUS
16h 21m2 stops
$772American Airlines
Find Deal
Wed, Apr 8 - Sun, Apr 12
Virgin Atlantic Logo
12:20 pm - 9:00 pmAUS-BHD
27h 40m2 stops
Virgin Atlantic Logo
6:30 am - 9:06 pmBHD-AUS
20h 36m2 stops
$779Virgin Atlantic
Find Deal
Fri, Mar 27 - Tue, Mar 31
Virgin Atlantic Logo
6:00 pm - 4:55 pmAUS-BHD
16h 55m2 stops
Virgin Atlantic Logo
5:25 pm - 4:10 pmBHD-AUS
28h 45m1 stop
$784Virgin Atlantic
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Wed, Apr 1 - Sun, Apr 5
Delta Logo
2:40 pm - 4:55 pmAUS-BHD
20h 15m2 stops
Delta Logo
5:25 pm - 4:10 pmBHD-AUS
28h 45m1 stop
$785Delta
Find Deal
Wed, Apr 1 - Sun, Apr 5
Delta Logo
6:25 am - 4:50 pmAUS-BHD
28h 25m2 stops
Delta Logo
6:30 am - 12:37 amBHD-AUS
24h 07m2 stops
$1,195Delta
Find Deal
Tue, Dec 23 - Sun, Dec 28

Virgin Atlantic flights from Austin to Belfast

Our best Virgin Atlantic deals on Austin to Belfast flight tickets
Virgin Atlantic
Mar 27
AUS12:20 pmAustin Bergstrom
27h 40m
2 stops
BHD9:00 pmBelfast City
Mar 31
BHD6:30 amBelfast City
20h 36m
2 stops
AUS9:06 pmAustin Bergstrom
$779
Find similar
Virgin Atlantic
Apr 1
AUS6:00 pmAustin Bergstrom
16h 55m
2 stops
BHD4:55 pmBelfast City
Apr 5
BHD5:25 pmBelfast City
28h 45m
1 stop
AUS4:10 pmAustin Bergstrom
$784
Find similar
Virgin Atlantic
Mar 27
AUS7:20 amAustin Bergstrom
28h 30m
2 stops
BHD4:50 pmBelfast City
Mar 31
BHD6:30 amBelfast City
20h 36m
2 stops
AUS9:06 pmAustin Bergstrom
$913
Find similar

Delta flights from Austin to Belfast

Our best Delta deals on Austin to Belfast flight tickets
Delta
Apr 1
AUS2:40 pmAustin Bergstrom
20h 15m
2 stops
BHD4:55 pmBelfast City
Apr 5
BHD5:25 pmBelfast City
28h 45m
1 stop
AUS4:10 pmAustin Bergstrom
$785
Find similar
Delta
Dec 23
AUS6:25 amAustin Bergstrom
28h 25m
2 stops
BHD4:50 pmBelfast City
Dec 28
BHD6:30 amBelfast City
24h 07m
2 stops
AUS12:37 amAustin Bergstrom
$1,195
Find similar
Delta
Dec 23
AUS6:25 amAustin Bergstrom
28h 25m
2 stops
BHD4:50 pmBelfast City
Dec 27
BHD6:30 amBelfast City
19h 09m
2 stops
AUS7:39 pmAustin Bergstrom
$1,216
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
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

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Thu 1/8

3:42 pm-2:00 pm

2 stops16h 18m

Belfast City

Mon 1/12

6:35 am-7:08 pm

2 stops18h 33m

$686

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Thu 1/8

2:49 pm-4:40 pm

2 stops19h 51m

Belfast City

Mon 1/12

6:35 am-4:50 pm

1 stop16h 15m

$690

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Thu 1/8

6:55 pm-4:40 pm

1 stop15h 45m

Belfast City

Mon 1/12

7:25 pm-4:50 pm

1 stop27h 25m

$695

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Fri 3/27

8:00 pm-2:15 pm

1 stop13h 15m

Belfast City

Tue 3/31

6:15 pm-3:25 pm

1 stop27h 10m

$744

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 4/8

5:55 pm-1:30 pm

1 stop13h 35m

Belfast City

Sun 4/12

11:00 am-8:35 pm

1 stop15h 35m

$748

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 4/8

2:02 pm-11:55 am

2 stops15h 53m

Belfast City

Sun 4/12

6:50 am-5:11 pm

2 stops16h 21m

$772

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Fri 3/27

12:20 pm-9:00 pm

2 stops27h 40m

Belfast City

Tue 3/31

6:30 am-9:06 pm

2 stops20h 36m

$779

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 4/1

6:00 pm-4:55 pm

2 stops16h 55m

Belfast City

Sun 4/5

5:25 pm-4:10 pm

1 stop28h 45m

$784

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 4/1

2:40 pm-4:55 pm

2 stops20h 15m

Belfast City

Sun 4/5

5:25 pm-4:10 pm

1 stop28h 45m

$785

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Tue 12/23

6:25 am-4:50 pm

2 stops28h 25m

Belfast City

Sun 12/28

6:30 am-12:37 am

2 stops24h 07m

$1,195

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Austin to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Belfast?

The cheapest day to depart from Austin to Belfast is on a Friday when prices can be found for as low as $776. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Belfast for around $1,288.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest Austin to Belfast flights are usually those with departure times at noon. Our users have found flights to Belfast at noon for as low as $759. Try not to purchase tickets in the afternoon because they tend to be around $980. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Austin to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Belfast

Direct flights

None
There are no direct flights from Austin to Belfast. There are no popular flight routes from Austin to Belfast.
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  • How far is Austin Bergstrom to Belfast by plane?

    A flight from Austin Bergstrom to Belfast will travel around 4607.0 mi. Flights usually cover this in 13h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Belfast?

    Prices for flights from Austin Bergstrom Airport to Belfast are refreshed on a daily basis.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Belfast?

  • How old do you have to be to fly from Austin Bergstrom Airport to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The necessary travel and health documents for your Belfast trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Austin to Belfast

Compare and see reviews for airlines that fly from Austin to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $751Free CancellationRating
6.7
7,457 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Belfast?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Austin to Belfast for you.

Can I find flights from Austin to Belfast with flexible booking policies on momondo?

All flight searches from Austin to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Austin to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Austin.

I’m not ready to book a flight from Austin to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Austin to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport