Latest deals
FAQs
Reviews
Price Alerts

Cheap flights from Austin to Belfast from $605

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Belfast departing on 2/25. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Austin to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:43 pm - 2:15 pm
AUS
-
BHD
17h 32m
2 stops
British Airways Logo
6:30 am - 4:50 pm
BHD
-
AUS
16h 20m
1 stop
$605British Airways
Wed, Feb 25 - Sun, Mar 1
British Airways Logo
11:19 am - 10:15 am
AUS
-
BHD
16h 56m
2 stops
British Airways Logo
9:10 am - 4:50 pm
BHD
-
AUS
13h 40m
1 stop
$606British Airways
Wed, Feb 25 - Sun, Mar 1
British Airways Logo
2:43 pm - 2:15 pm
AUS
-
BHD
17h 32m
2 stops
British Airways Logo
10:40 am - 11:06 pm
BHD
-
AUS
18h 26m
2 stops
$640British Airways
Wed, Feb 25 - Sun, Mar 1
British Airways Logo
6:35 pm - 4:35 pm
AUS
-
BHD
16h 00m
2 stops
British Airways Logo
10:40 am - 11:53 pm
BHD
-
AUS
19h 13m
2 stops
$641British Airways
Wed, Feb 25 - Sun, Mar 1
British Airways Logo
7:00 pm - 4:35 pm
AUS
-
BHD
15h 35m
1 stop
British Airways Logo
6:30 am - 4:50 pm
BHD
-
AUS
16h 20m
1 stop
$664British Airways
Wed, Feb 25 - Sun, Mar 1
British Airways Logo
12:17 pm - 7:20 pm
AUS
-
BHD
25h 03m
2 stops
British Airways Logo
8:10 pm - 3:25 pm
BHD
-
AUS
25h 15m
1 stop
$707British Airways
Sat, Apr 11 - Fri, Apr 17
British Airways Logo
12:17 pm - 7:20 pm
AUS
-
BHD
25h 03m
2 stops
British Airways Logo
7:35 pm - 11:42 pm
BHD
-
AUS
34h 07m
2 stops
$717British Airways
Sat, Apr 11 - Fri, Apr 17
British Airways Logo
4:55 pm - 3:05 pm
AUS
-
BHD
16h 10m
2 stops
British Airways Logo
7:35 pm - 3:25 pm
BHD
-
AUS
25h 50m
1 stop
$750British Airways
Sat, Apr 11 - Fri, Apr 17
British Airways Logo
5:55 pm - 3:05 pm
AUS
-
BHD
15h 10m
1 stop
British Airways Logo
7:35 pm - 3:25 pm
BHD
-
AUS
25h 50m
1 stop
$752British Airways
Sat, Apr 11 - Fri, Apr 17
British Airways Logo
5:55 pm - 9:45 am
AUS
-
BHD
33h 50m
2 stops
British Airways Logo
7:35 pm - 9:22 pm
BHD
-
AUS
31h 47m
2 stops
$757British Airways
Sat, Apr 11 - Fri, Apr 17

British Airways flights from Austin to Belfast

Our best British Airways deals on Austin to Belfast flight tickets
British Airways
Feb 25
AUS2:43 pmAustin Bergstrom
17h 32m
2 stops
BHD2:15 pmBelfast City
Mar 1
BHD6:30 amBelfast City
16h 20m
1 stop
AUS4:50 pmAustin Bergstrom
$605
British Airways
Feb 25
AUS11:19 amAustin Bergstrom
16h 56m
2 stops
BHD10:15 amBelfast City
Mar 1
BHD9:10 amBelfast City
13h 40m
1 stop
AUS4:50 pmAustin Bergstrom
$606
British Airways
Apr 23
AUS11:50 amAustin Bergstrom
16h 20m
2 stops
BHD10:10 amBelfast City
Apr 30
BHD6:30 amBelfast City
14h 55m
1 stop
AUS3:25 pmAustin Bergstrom
$637

KLM flights from Austin to Belfast

Our best KLM deals on Austin to Belfast flight tickets
KLM
Feb 25
AUS11:45 amAustin Bergstrom
23h 05m
2 stops
BHD4:50 pmBelfast City
Feb 27
BHD6:30 amBelfast City
18h 20m
2 stops
AUS6:50 pmAustin Bergstrom
$766
KLM
Feb 25
AUS4:00 pmAustin Bergstrom
23h 00m
2 stops
BHD9:00 pmBelfast City
Feb 27
BHD5:20 pmBelfast City
28h 50m
1 stop
AUS4:10 pmAustin Bergstrom
$806

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 January 21, 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

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 2/25

2:43 pm-2:15 pm

2 stops17h 32m

Belfast City

Sun 3/1

6:30 am-4:50 pm

1 stop16h 20m

$605

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 2/25

11:19 am-10:15 am

2 stops16h 56m

Belfast City

Sun 3/1

9:10 am-4:50 pm

1 stop13h 40m

$606

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 2/25

2:43 pm-2:15 pm

2 stops17h 32m

Belfast City

Sun 3/1

10:40 am-11:06 pm

2 stops18h 26m

$640

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 2/25

6:35 pm-4:35 pm

2 stops16h 00m

Belfast City

Sun 3/1

10:40 am-11:53 pm

2 stops19h 13m

$641

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 2/25

7:00 pm-4:35 pm

1 stop15h 35m

Belfast City

Sun 3/1

6:30 am-4:50 pm

1 stop16h 20m

$664

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 4/11

12:17 pm-7:20 pm

2 stops25h 03m

Belfast City

Fri 4/17

8:10 pm-3:25 pm

1 stop25h 15m

$707

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 4/11

12:17 pm-7:20 pm

2 stops25h 03m

Belfast City

Fri 4/17

7:35 pm-11:42 pm

2 stops34h 07m

$717

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 4/11

4:55 pm-3:05 pm

2 stops16h 10m

Belfast City

Fri 4/17

7:35 pm-3:25 pm

1 stop25h 50m

$750

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 4/11

5:55 pm-3:05 pm

1 stop15h 10m

Belfast City

Fri 4/17

7:35 pm-3:25 pm

1 stop25h 50m

$752

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 4/11

5:55 pm-9:45 am

2 stops33h 50m

Belfast City

Fri 4/17

7:35 pm-9:22 pm

2 stops31h 47m

$757

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Austin to Belfast flight deals and tips

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

Fastest flight time

13h 10m

Direct flights

None
The fastest flight from Austin to Belfast takes 13h 10m
There are no direct flights from Austin to Belfast. There are no popular flight routes from Austin to Belfast.
Search flight deals

  • 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 10m, 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 $643Free CancellationRating
6.7
7,689 reviews
Search British Airways flights

  • How do I get Price Alerts for flights from Austin to Belfast?

    Price Alerts will notify you by email when the price for flights to Belfast from Austin decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Austin to Belfast with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.

An easier way to manage your Belfast trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 2/20
Fri 2/27
By creating a price alert you accept our terms of use and privacy policy.

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