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Cheap flights from Belfast Intl Airport to Warsaw from £48

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — WAW
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Belfast Intl to Warsaw

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) to Warsaw (WA1). 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 18 September 2025.

Round-trip from

£102

One-way from

£48

Popular in

June

Cheapest in

February

Average price

£228
6/10-14/10
  • 6/10-14/10
  • 2 total stops
  • 23h 40m total
  • Belfast to Warsaw
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3/11
  • 3/11
  • 1 total stop
  • 10h 15m total
  • Belfast to Warsaw
Search Deals
High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Belfast Intl to Warsaw

Cheapest flights from Belfast Intl to Warsaw
Explore the most affordable flight options available from Belfast Intl to Warsaw. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Mon 6/1006:45BFS - WAW
1 stop10h 45mMultiple Airlines
Tue 14/1021:15WAW - BFS
1 stop12h 55mMultiple Airlines
Deal found 17/9£102
Fri 31/1021:20BFS - WAW
1 stop11h 25mMultiple Airlines
Fri 7/1112:35WAW - BFS
1 stop8h 50mMultiple Airlines
Deal found 16/9£125
Fri 17/1007:35BFS - WAW
2 stops23h 35mMultiple Airlines
Sun 19/1006:20WAW - BFS
1 stop11h 40mMultiple Airlines
Deal found 16/9£126
Mon 6/1021:55BFS - WMI
1 stop11h 05mMultiple Airlines
Tue 14/1010:25WMI - BFS
1 stop9h 20mMultiple Airlines
Deal found 17/9£142
Fri 10/1009:20BFS - WAW
1 stop12h 00mMultiple Airlines
Mon 20/1021:05WAW - BFS
1 stop11h 35mMultiple Airlines
Deal found 17/9£156
Fri 10/1020:25BFS - WMI
1 stop12h 05mMultiple Airlines
Mon 20/1007:05WMI - BFS
1 stop12h 45mMultiple Airlines
Deal found 17/9£157
Fri 17/1006:05BFS - WMI
1 stop8h 15mMultiple Airlines
Sun 19/1011:30WMI - BFS
1 stop8h 05mMultiple Airlines
Deal found 16/9£191

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl to Warsaw 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 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Warsaw that are best for you.

Fly from

Belfast Intl

Fly to

Warsaw

Route

Depart

Return

Price

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Mon 6/10

06:45-18:30

1 stop10h 45m

Warsaw Frederic Chopin

Tue 14/10

21:15-09:10

1 stop12h 55m

£102

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Fri 31/10

21:20-09:45

1 stop11h 25m

Warsaw Frederic Chopin

Fri 7/11

12:35-20:25

1 stop8h 50m

£125

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Fri 17/10

07:35-08:10

2 stops23h 35m

Warsaw Frederic Chopin

Sun 19/10

06:20-17:00

1 stop11h 40m

£126

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Mon 6/10

21:55-10:00

1 stop11h 05m

Warsaw Modlin

Tue 14/10

10:25-18:45

1 stop9h 20m

£142

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Fri 10/10

09:20-22:20

1 stop12h 00m

Warsaw Frederic Chopin

Mon 20/10

21:05-07:40

1 stop11h 35m

£156

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Fri 10/10

20:25-09:30

1 stop12h 05m

Warsaw Modlin

Mon 20/10

07:05-18:50

1 stop12h 45m

£157

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Fri 17/10

06:05-15:20

1 stop8h 15m

Warsaw Modlin

Sun 19/10

11:30-18:35

1 stop8h 05m

£191

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Mon 3/11

07:50-19:05

1 stop10h 15m

£48

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Mon 3/11

21:00-09:45

1 stop11h 45m

£48

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Tue 4/11

20:25-12:00

1 stop14h 35m

£51

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 17 results
1
2

Best time to book a flight from Belfast Intl to Warsaw

Have a flexible travel schedule? Discover the best time to fly to Warsaw from Belfast Intl with our price prediction graph.
Estimated return 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 Belfast Intl Airport to Warsaw
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Warsaw

Get insights into the airlines that provide service to Warsaw. 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 Warsaw. Reviews last updated 18 September 2025.
Read through reviews of airlines operating flights from Belfast Intl Airport to Warsaw, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

  • What is the cheapest airline to fly from Belfast Intl Airport to Warsaw round-trip?

    Cheapflights users have booked flights from Belfast Intl Airport to Warsaw round-trip from £147. Users have found that KLM is 42% cheaper than the other options available to this destination.

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

    Yes. In addition to deals on Belfast Intl to Warsaw flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast Intl to Warsaw?

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl to Warsaw by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belfast Intl Airport to Warsaw?

    Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Warsaw (average of £110). Flying from Belfast Intl Airport to Warsaw in July is currently the most expensive (average of £236). 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 airline flying from Belfast Intl to Warsaw

Discover the top airline that operate flights from Belfast Intl to Warsaw. 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 858,174 searches. Data last updated 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£147Average£211FlexibilityNo cancel feeOn-time75%
Search KLM flights

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How does Cheapflights help users find flights from Belfast Intl to Warsaw?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Belfast Intl to Warsaw flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Belfast Intl to Warsaw become cheaper?

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