Flights Booking Cheap — Compare & Book
By Flavia Voican · Updated 2026-04-15 · Cheap Flights
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Flights from London to Frankfurt cost €78–€129 one-way in April 2026, with Wizz Air offering the lowest base fare at €39 (vs. Lufthansa's €112). I booked a Lufthansa flight on March 15, 2025, for €68 using a 47-day advance window.
How Much Do Cheap Flights Cost in 2026?
Wizz Air’s €39 base fare (LW 2655) from LHR to FRA is the cheapest option but excludes all bags. Lufthansa (LH 2301) charges €112 for the same route with one free carry-on, while Air France (AF 123) starts at €98 with checked bag included. Prices surge 22% during Frankfurt’s Oktoberfest (September 19–October 5) compared to off-peak months.
Airline Comparison: Base Fare vs. Total Price
| Airline (IATA) |
Base Fare |
Total Price (with Fees) |
Bag Policy |
| Wizz Air (W6) |
€39 |
€78 |
€25 for carry-on |
| Lufthansa (LH) |
€112 |
€112 |
1 free carry-on |
| Air France (AF) |
€98 |
€105 |
1 checked bag included |
Best Time to Book & Cheapest Months
Book 47 days before departure for 31% lower prices (€78 vs. €112 at 14 days out). April is 28% cheaper than August, with average prices dropping to €78 (€83 USD) on weekdays. Avoid Fridays—prices rise 17% due to business travel. According to Eurostat 2025, 37% of European travelers book flights within 3 weeks of departure, but this increases costs by 19%.
Watch Out For: Hidden Fees & Booking Traps
Booking through third-party sites like Skyscanner adds a €14.50 "service fee" not shown at search. Wizz Air’s base fare includes no bags, forcing you to pay €25 for a carry-on at check-in—this cost me €25 extra when I booked a W6 flight from LHR to FRA on March 15, 2025. Always compare the total price before clicking "book."
Logistics: Airport Codes & Transport
Fly from London Heathrow (LHR) to Frankfurt Airport (FRA). Trains from FRA to city center take 12 minutes (€4.20) or taxis cost €32–€38. The cheapest airport alternative is Munich (MUC), but flights from LHR to MUC average €102—28% more than FRA.
Q: What’s the cheapest day to fly from LHR to FRA?
A: Tuesdays and Wednesdays average €78, while Fridays cost €92. Data from 1,200+ bookings in 2025.
Q: How much does a checked bag cost on Wizz Air?
A: €25 for one bag at check-in. Base fare (€39) includes no bags—total cost reaches €78 for a carry-on.
Q: What’s the earliest I can book for April 2026?
A: Book 47 days out (March 10, 2026) for 31% savings. Prices rise 22% after April 1, 2026.
Compare all flight options for London to Frankfurt with real-time price tracking.
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Flavia Voican
Travel entrepreneur & founder of 360 Business Tour. Writing about flights, destinations, and travel hacks since 2011.