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$259+ Cheap flights from Irvine, CA 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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
Nov 9 — Nov 161
1 adult
Sat 11/9
Sat 11/16
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Cheap flight deals from Irvine to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Irvine (IR9) 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 4, 2024.

Popular in

July

Cheapest in

June

Round-trip from

$652
(Finnair)

One-way from

$259
(Kiwi.com)
High demand for flights, 39% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From Irvine to Belfast
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One-way flight from Irvine to Belfast
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Find flight deals from Irvine to Belfast

Cheapest flights from Irvine to Belfast
Explore the most affordable flight options available from Irvine to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2024.

This KLM deal was found by Cheapflights users on 11/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/181:45 pmLAX - BHD
1 stop19h 05mKLM
Mon 11/255:20 pmBHD - LAX
1 stop26h 25mKLM
Deal found 11/4$689
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/189:25 amLAX - BHD
2 stops23h 25mDelta
Mon 11/255:20 pmBHD - LAX
1 stop26h 25mDelta
Deal found 11/4$694
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/135:55 pmLAX - BHD
1 stop15h 30mAmerican Airlines
Mon 12/309:10 amBHD - LAX
2 stops20h 01mAmerican Airlines
Deal found 11/3$929
This Justfly.com deal was found by Cheapflights users on 11/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/135:55 pmLAX - BHD
1 stop15h 30mBritish Airways
Mon 12/306:35 amBHD - LAX
1 stop17h 15mBritish Airways
Deal found 11/3$947
This KAYAK deal was found by Cheapflights users on 11/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1312:45 amLAX - BHD
2 stops29h 30mIberia
Mon 12/309:10 amBHD - LAX
1 stop17h 15mIberia
Deal found 11/3$1,269
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/137:45 amLAX - BFS
3 stops26h 15mMultiple Airlines
Tue 12/317:30 amBFS - LAX
3 stops41h 30mMultiple Airlines
Deal found 11/3$1,278
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Sun 11/31:50 pmLAX - BHD
3 stops21h 00mMultiple Airlines
Wed 11/67:25 amBHD - LAX
2 stops20h 43mMultiple Airlines
Deal found 11/2$1,364

Find flights from Irvine to Belfast within your budget

Customize your flight search to find flights from Irvine 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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sat 11/30

8:58 pm-10:10 am

2 stops53h 12m

$259

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sun 2/9

8:55 pm-8:15 pm

1 stop15h 20m

$407

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sat 11/30

8:55 pm-7:40 pm

1 stop14h 45m

$459

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 2/14

8:59 am-4:50 pm

2 stops23h 51m

$516

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Sat 11/30

8:58 pm-7:55 am

2 stops50h 57m

$259

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Mon 2/10

12:53 am-1:35 pm

2 stops28h 42m

$537

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Thu 12/19

8:15 pm-8:50 pm

2 stops16h 35m

$901

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Thu 12/19

1:45 pm-4:50 pm

1 stop19h 05m

$942

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 3/5

9:25 pm-7:10 pm

1 stop13h 45m

Belfast City

Wed 3/12

6:35 am-3:45 pm

1 stop16h 10m

$652

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 2/12

9:30 pm-7:10 pm

1 stop13h 40m

Belfast City

Wed 2/26

6:35 am-2:45 pm

1 stop16h 10m

$653

Flights are sorted by cheapest first

Deals found on 11/2

Showing 1-10 of 17 results
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Best time to book a flight from Irvine to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Irvine 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.

Travel insights for flights from Irvine to Belfast

Get recent, data-driven insights about flights from Irvine to Belfast including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Irvine to Belfast?

Currently, February is the cheapest month in which you can book a flight from Irvine to Belfast (average of $641). Flying from Irvine to Belfast in June is currently the most expensive (average of $1,175). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IR9 to BFS?

Find hourly flight availability from Irvine 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 4, 2024.

When flying from Irvine to Belfast, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 4, 2024.
Delta
8.0
Very good
8,829 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,829 reviews
Delta
8.0
Very good
8,829 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,829 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,316 reviews
Delta
8.0
Very good
8,829 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,532 reviews
Delta
8.0
Very good
8,829 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,829 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Irvine to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Irvine to Belfast for under $700 on Cheapflights?

    Yes, there are multiple flights from Irvine to Belfast for under $700. The cheapest flight booked recently is on Finnair for just $652, but on average you can expect to pay $716.

  • What are the cheapest airlines to fly from Irvine to Belfast one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $407. However, be on the lookout for offers from Finnair and Delta, as they are both options that can get you from Irvine to Belfast for a low price.

  • What does LAX to BFS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Los Angeles Airport to Belfast Intl Airport flight would often be abbreviated as a LAX to BFS flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Belfast City Airport (BHD), Glasgow Prestwick Airport (PIK), Londonderry Eglinton Airport (LDY), Isle of Islay Glenegedale Airport (ILY), Campbeltown Machrihanish Airport (CAL).

  • Can I find deals for flights from Irvine to Belfast that include extra baggage allowance?

    The amount of baggage you can bring on your Irvine to Belfast flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Irvine to Belfast with specific airlines?

    Yes, Cheapflights allows you to browse and filter Irvine to Belfast flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Irvine 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.

  • Can I find deals for flights from Irvine to Belfast that allow pets onboard?

    Many airlines flying from Irvine to Belfast offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Irvine to Belfast?

    Yes, you can often find last-minute deals on Irvine to Belfast flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Irvine to Belfast flight deals updated?

    The Irvine to Belfast flight deals you see on this page were last updated on 11/4.

  • What is the cheapest month to book a flight from Irvine to Belfast?

    Currently, February is the cheapest month in which you can book a flight from Irvine to Belfast (average of $641). Flying from Irvine to Belfast in June is currently the most expensive (average of $1,175). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Irvine to Belfast

Discover the top 2 airlines that operate flights from Irvine 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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$552Average$841FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$574Average$944FlexibilityNo cancel feeOn-time70%
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