Find flights
When to book
FAQs

Cheap flights from London to Mostar from £255

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — OMO
20 Nov — 27 Nov1
1 adult
1 adult, Economy

Cheap flight deals from London to Mostar

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Mostar (OMO). 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 21 October 2025.

Round-trip from

£450

One-way from

£387
Eurowings
  • Eurowings
  • 27/12-3/1
  • 3 total stops
  • 53h 55m total
  • London to Mostar
Search Deals
Air Serbia
  • Air Serbia
  • 26/10
  • 1 total stop
  • 24h 10m total
  • London to Mostar
Search Deals

Find flight deals from London to Mostar

Enter your travel dates to find the best prices.

Cheapest flights from London to Mostar
Explore the most affordable flight options available from London to Mostar. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Sat 27/1220:15LHR - OMO
2 stops26h 45mMultiple Airlines
Sat 3/115:45OMO - LHR
1 stop27h 10mMultiple Airlines
Deal found 20/10£473

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Mostar 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 21 October 2025.
Use the filters below to find and compare flights from London to Mostar that are best for you.

Fly from

London

Fly to

Mostar

Route

Depart

Return

Price

LondonMostar

LHR - OMO

LHROMO

London Heathrow

Sun 5/4

19:25-14:30

1 stop18h 05m

Mostar

Fri 10/4

15:10-12:30

1 stop22h 20m

£255

LondonMostar

LHR - OMO

LHROMO

London Heathrow

Sun 29/3

13:30-14:30

1 stop24h 00m

Mostar

Fri 3/4

15:10-12:30

1 stop22h 20m

£258

LondonMostar

LHR - OMO

LHROMO

London Heathrow

Sun 5/4

20:40-14:30

2 stops16h 50m

Mostar

Fri 10/4

15:10-12:30

1 stop22h 20m

£262

LondonMostar

LHR - OMO

LHROMO

London Heathrow

Sun 29/3

19:30-14:30

2 stops18h 00m

Mostar

Fri 3/4

15:10-12:30

1 stop22h 20m

£303

LondonMostar

LHR - OMO

LHROMO

London Heathrow

Sat 27/12

20:15-00:00

2 stops26h 45m

Mostar

Sat 3/1

15:45-17:55

1 stop27h 10m

£473

LondonMostar

LCY - OMO

LCYOMO

London City

Sun 5/4

14:20-14:30

2 stops23h 10m

Mostar

Fri 10/4

15:10-08:50

2 stops18h 40m

£2,003

LondonMostar

LCY - OMO

LCYOMO

London City

Sun 29/3

16:45-14:30

2 stops20h 45m

Mostar

Fri 3/4

15:10-11:40

2 stops21h 30m

£2,048

LondonMostar

LHR - OMO

LHROMO

London Heathrow

Sun 26/10

13:20-14:30

1 stop24h 10m

£387

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Best time to book a flight from London to Mostar

Have a flexible travel schedule? Discover the best time to fly to Mostar from London 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 London to Mostar

What is the cheapest month to book a flight from London to Mostar?

Currently, January is the cheapest month in which you can book a flight from London to Mostar (average of £21). Flying from London to Mostar in July is currently the most expensive (average of £92). 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’s the top stopover airport for flights from London to Mostar?

Share of one-stop return flights from London to Mostar chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Vienna (VIE) – chosen by Cheapflights users on 50% of one-stop itineraries from London to Mostar on Cheapflights.

What’s the cheapest stopover airport for flights from London to Mostar?

Average return fare for one-stop flights from London to Mostar, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Vienna (VIE) is the most affordable one-stop option, with an average return flight price of £180.

What’s the fastest stopover option from London to Mostar?

Shortest average travel time for one-stop one-way flights from London to Mostar, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Vienna (VIE) have the shortest average one-way travel time for one-stop routes: 5h 25m.

Which airport typically offers the quickest stopover for flights from London to Mostar?

Average stopover duration for one-stop one-way flights from London to Mostar, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Warsaw (WAW) offer the fastest connection on this route, with an average stopover time of 2h 38m.

Related info for your journey

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

  • What airport do you fly into for flights to Mostar from London?

    For a flight from London to Mostar, you will be flying into Mostar. Mostar (OMO) is just 4.6 mi from the center of the city. Mostar is the only Mostar airport and it handles 0 inbound flights from London per day. 0 airlines have flights to Mostar from London on a regular basis.

  • How long is the flight from London to Mostar?

    Airlines like Air Serbia fly from London to Mostar in about 18h 05m. The time it takes to get you to your destination can typically vary by up to . The distance from London to Mostar is about 1021 mi.

  • Can I find deals for flights from London to Mostar that include hotel bookings?

    Yes. In addition to deals on London to Mostar flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Mostar?

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

  • Can I find deals for business class flights from London to Mostar?

    Yes. Cheapflights offers flight deals from London to Mostar 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 London to Mostar?

    Currently, January is the cheapest month in which you can book a flight from London to Mostar (average of £21). Flying from London to Mostar in July is currently the most expensive (average of £92). 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

Travelling to a place near Mostar?

Book flights to Mostar if you plan to visit one of these locations
Medjugorje

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Mostar?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Mostar from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Mostar?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Mostar.

Can Cheapflights find flights from London to Mostar with no change fees?

Need flexible booking options for your flight to Mostar from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Mostar become cheaper?

Not ready to book yet? You can track prices for flights from London to Mostar on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.