December is a high-demand month for the Indira Gandhi International Airport (DEL) to Chhatrapati Shivaji Maharaj International Airport (BOM) route due to holiday travel and business trips. Expect 20–40 daily frequencies across nonstop carriers; morning flights can face fog-related delays, so mid-day departures (10:00–16:00) are recommended for reliability. Fare trends show cheaper options in the first two weeks and pricier seats during Christmas and New Year; use fare alerts and book 2–6 weeks in advance. Consider a multi-city trip with nearby destinations like Agra (for the Taj Mahal), Jaipur (Rajasthan heritage circuit) or Chandigarh if combining leisure with business travel. For affordable travel, compare low-cost carriers (IndiGo, SpiceJet) and full-service options (Vistara, Air India) and secure flexible tickets for holiday plans. Book now to lock in cheap flights DEL to BOM in December and receive real-time schedule updates.
December arrivals at Chhatrapati Shivaji Maharaj International Airport (BOM) from Indira Gandhi International Airport (DEL) are typically busy because of holiday travel and business conferences. Plan transfers to nearby cities like Pune, Navi Mumbai and Lonavala in advance—pre-booked taxis or intercity private transfers are recommended to avoid queues during peak times. For the best travel experience, check live flight status, reserve airport pickups, and consider arriving outside peak holiday windows (avoid Dec 24–26 and Dec 30–Jan 1). Book cheap flights DEL to BOM early to lock in lower fares and secure your airport transfer and hotel reservations for a stress-free December trip.
December sees a rise in festive and cultural activities that can increase demand on the Indira Gandhi International Airport (DEL) and Chhatrapati Shivaji Maharaj International Airport (BOM) routes. Key influences include Christmas markets and retail sales in Mumbai (Colaba, Bandra, and South Mumbai), New Year’s Eve celebrations along Marine Drive, and corporate conferences across both cities. Holiday fairs and pop-up markets may affect local traffic and hotel availability, so book accommodations and transfers early. For cultural side trips, consider visiting Agra or Jaipur from Delhi for heritage tourism, or day trips to Lonavala and Pune from Mumbai to experience cooler hill-station weather and local festivities.
The best time to fly from Indira Gandhi International Airport (DEL) to Chhatrapati Shivaji Maharaj International Airport (BOM) in December is during early-to-mid December on weekdays, particularly mid-week departures (Tuesday–Thursday) and mid-day flights (10:00–16:00). This balances lower fares and higher on-time performance compared with the congested Christmas and New Year weeks. For maximum reliability, avoid the earliest morning slots out of Delhi which can be impacted by fog. Book 2–6 weeks in advance for the best combination of price and availability.
For Indira Gandhi International Airport (DEL) to Chhatrapati Shivaji Maharaj International Airport (BOM) travelers in December, direct nonstop flights are generally recommended due to frequent schedules and short flight time (approx. 2h15m). Nonstop flights reduce the risk of missed connections and baggage transfer issues, especially during holiday weather disruptions. Connecting flights via other Indian hubs can be cheaper but are rarely time-efficient on this short corridor; choose them only if price savings are significant. If selecting a connection, allow generous layovers to accommodate any fog- or weather-related delays at DEL.
IndiGo: High frequency of nonstop flights, competitive fares, reliable for point-to-point December travel. Best for budget-conscious travelers who value punctuality. Air India: Full-service carrier with complimentary meals on some domestic tiers and generous baggage allowances; ideal for travelers preferring added service. Vistara: Premium economy options and a higher comfort level with consistent service; often priced slightly above low-cost carriers. SpiceJet: Often offers promotional fares and competitive pricing; fewer frills but good for last-minute cheap flights. GoFirst (subject to operational changes): Low-cost option with economical base fares. CTA: Compare December fares and baggage policies across carriers to find the best DEL to BOM option for your priorities—price, comfort or schedule.
Weather: Delhi mornings in December can be chilly (approx. 8–22°C) with fog that may delay morning flights; Mumbai stays mild (approx. 18–32°C). Packing: Layer clothing for Delhi’s cooler mornings and lighter fabrics for Mumbai days; carry essentials in a carry-on in case of delayed baggage. Booking & timing: Avoid earliest morning flights out of DEL to minimize fog disruption—choose mid-day flights when possible. Airport arrival: Arrive 2 hours before domestic departures and 3 hours for international flights during the holiday season. Transfers & hotels: Pre-book airport transfers and accommodations in Mumbai and Pune early to lock better rates and avoid sold-out options around Christmas and New Year. Health & documentation: Keep travel documents, vaccination proofs and any visa paperwork accessible and check airline advisories before departure.
Typical nonstop flight time from Indira Gandhi International Airport (DEL) to Chhatrapati Shivaji Maharaj International Airport (BOM) ranges from 2 hours 10 minutes to 2 hours 30 minutes. Daily schedule windows are dense: early morning (05:30–09:30), mid-day (10:00–15:00), evening (16:00–21:30) and late-night services. In December, avoid the earliest morning slots from DEL due to fog-related operational restrictions; mid-day flights (10:00–16:00) show better on-time reliability. For business travel, select afternoon flights to reduce the risk of weather delays. Check live schedules 24–48 hours before departure for gate updates and possible time shifts.
To secure cheap flights from Indira Gandhi International Airport (DEL) to Chhatrapati Shivaji Maharaj International Airport (BOM) in December, start searching early and set multiple fare alerts across Google Flights and third-party OTAs. Early-December and mid-week departures often have lower fares than peak holiday windows (Dec 24–Jan 1). Consider low-cost carriers such as IndiGo or SpiceJet for no-frills savings, and check bundle deals with hotels if planning a longer stay in Mumbai. Use flexible-date searches, clear cookies or use incognito to avoid price creep, and book refundable or changeable fares if schedules might shift due to weather or festivities. CTA: Compare December DEL to BOM deals now and set fare alerts to lock in the best price.