Cheap flights from Belfast Intl Airport to Warsaw from £38

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — WAW
3 Sep — 10 Sep1
1 adult

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 29 August 2025.

Round-trip from

£83

One-way from

£38

Popular in

August

Cheapest in

February

Average price

£399
2/10-8/10
  • 2/10-8/10
  • 2 total stops
  • 25h 15m total
  • Belfast to Warsaw
2/10
  • 2/10
  • 1 total stop
  • 10h 55m total
  • Belfast to Warsaw
Highest demand for flights based on searches. 11% potential increase in price (£23 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in August 2025

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 29 August 2025.

Thu 2/1006:35BFS - WAW
1 stop10h 55mMultiple Airlines
Wed 8/1006:00WAW - BFS
1 stop14h 20mMultiple Airlines
Deal found 26/8£83
Tue 21/1007:00BFS - WAW
1 stop10h 30mMultiple Airlines
Thu 23/1006:00WAW - BFS
1 stop9h 45mMultiple Airlines
Deal found 26/8£107
Sun 12/1022:10BFS - WAW
1 stop24h 00mMultiple Airlines
Sun 19/1021:05WAW - BFS
1 stop11h 40mMultiple Airlines
Deal found 28/8£121
Thu 2/1006:35BFS - WMI
1 stop5h 00mMultiple Airlines
Wed 8/1010:05WMI - BFS
1 stop10h 15mMultiple Airlines
Deal found 26/8£133
Fri 19/1207:00BFS - WMI
1 stop9h 00mMultiple Airlines
Sat 3/106:45WMI - BFS
1 stop6h 10mMultiple Airlines
Deal found 26/8£269
Fri 19/1207:10BFS - WAW
1 stop11h 30mMultiple Airlines
Sat 3/117:25WAW - BFS
2 stops16h 25mMultiple Airlines
Deal found 26/8£283

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 29 August 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

Sun 12/10

22:10-23:10

1 stop24h 00m

Warsaw Frederic Chopin

Sun 19/10

21:05-07:45

1 stop11h 40m

£121

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Thu 2/10

06:35-12:35

1 stop5h 00m

Warsaw Modlin

Wed 8/10

10:05-19:20

1 stop10h 15m

£133

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Mon 15/9

10:55-07:35

2 stops19h 40m

Warsaw Frederic Chopin

Tue 16/9

13:15-06:50

2 stops18h 35m

£172

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Fri 19/12

07:00-17:00

1 stop9h 00m

Warsaw Modlin

Sat 3/1

06:45-11:55

1 stop6h 10m

£269

BelfastWarsaw

BFS - WAW

BFSWAW

Belfast Intl

Mon 8/9

17:30-09:40

1 stop15h 10m

£75

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Mon 8/9

12:35-16:25

1 stop26h 50m

£84

BelfastWarsaw

BFS - WMI

BFSWMI

Belfast Intl

Mon 8/9

09:25-13:05

2 stops26h 40m

£93

Flights are sorted by cheapest return flights first.

Deals found on 28/8

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

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.

How much does it cost for a return flight from Belfast Intl Airport to Warsaw?

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 29 August 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.

Overall

7.8

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Overall

7.8

Entertainment

7.1

Food

7.3

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 £149. Users have found that KLM is 40% 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

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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 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£149Average£202FlexibilityNo cancel feeOn-time75%
Search KLM flights

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