Newark Airport Parking Promo Code P4: Save Up to 36%

A Newark Airport parking promo code for P4 is a discount code or booking method that lowers the daily rate at the P4 Daily Parking Garage at Newark Liberty International Airport (EWR). The best-verified way to save on P4 in 2026 is to pre-book online through the Port Authority's official parking page — which drops the rate from $60/day to approximately $38/day, a savings of around 36%. Third-party coupon codes for the official P4 lot are not widely available, but booking in advance acts as the most reliable discount available.

• Pre-book P4 online to pay ~$38/day instead of the $60/day drive-up rate — saving roughly 36% (verified April 2026).
• P4 is the on-airport daily garage, connected to all terminals via free AirTrain Newark service.
• AirTrain weekday suspensions in 2026 (5 AM–3 PM) mean shuttle buses replace the monorail — allow extra travel time.
• Off-site lots start at $8.95/day with Apex EWR Airport Parking, undercutting P4 by more than half.
• P4 includes EV charging stations, making it one of the only on-airport options for electric vehicle drivers.
• Free cancellation is available on most pre-booked P4 reservations — no risk to booking early.

Back to Newark Airport Parking Deals | Complete EWR Airport Parking Guide

What Is the Newark Airport P4 Parking Lot and Who Should Use It?

P4 Daily Parking Garage is the main on-airport daily parking facility at Newark Liberty International Airport, operated by the Port Authority of New York and New Jersey. It sits on airport grounds and connects directly to all three terminals via the AirTrain Newark monorail system — no off-site shuttle needed.

P4 works best for travelers who want the simplicity of staying on airport property without paying the premium rates of P1, P2, or P3. It's a structured garage, which means your car is covered and protected from weather. The lot also includes ADA-accessible spaces and EV charging stations — two features not found at every EWR parking option. You can check real-time charger availability at P4 on ChargeHub's P4 station listing.

P4 is a good fit for:

• Travelers flying out of Terminal C (United Airlines) — AirTrain reaches Terminal C in approximately 7 minutes from P4
• Electric vehicle drivers who need on-site charging
• Anyone who wants covered, secured on-airport parking without the highest daily rates
• Travelers parking for 2–5 nights who want to avoid managing a shuttle schedule
• Passengers with early or late flights who prefer a 24/7 on-site facility

If you're flying from Terminal A (American, Delta, Alaska, JetBlue, Air Canada) or Terminal B (international carriers including Emirates, Lufthansa, British Airways, and Singapore Airlines), AirTrain travel times from P4 are approximately 20 minutes to Terminal A and 11 minutes to Terminal B. Factor that into your airport arrival time.

How Much Does P4 Parking at Newark Airport Cost in 2026?

P4 Daily Parking charges $4.25 per 30 minutes for the first three hours, then $8.50 per 30 minutes after that — with a daily maximum of $60 if you drive up without a reservation. Pre-booking online brings that daily max down to approximately $38/day, per the Port Authority's current published rates (verified April 2026).

For a 5-night trip, the difference between drive-up P4 ($300 total) and pre-booked P4 (~$190 total) is about $110 in savings. That's real money — and you don't need a separate coupon code to get it. The pre-book discount is built into the Port Authority's online reservation system.

Ready to compare Newark Airport EWR parking rates before you book? Search current P4 and off-site parking rates at EWR on Triply — options start well below the on-airport drive-up price.

How Do You Apply a Newark Airport P4 Parking Promo Code?

The Port Authority's P4 booking system does not currently support traditional third-party promo codes in the same way off-site lots do. The primary discount mechanism for P4 is the online pre-booking discount — applied automatically when you reserve in advance through the official parking site.

Here's how to book P4 and lock in the lower rate:

1. Go to newarkairport.com/to-from-airport/parking
2. Select P4 Daily Garage from the parking options list
3. Enter your arrival date, departure date, and arrival/departure times
4. Review the quoted daily rate — the pre-booked price (~$38/day) should appear automatically
5. Enter your vehicle information and payment details
6. Complete checkout and save your confirmation number

Your confirmation email acts as your entry pass. Keep it on your phone or print it. When you arrive at P4, follow the pre-booked lane signs to scan your reservation code at the gate. On exit, the system reads your reservation and charges the pre-booked rate — not the drive-up price.

If you see a promo code field during checkout, it's worth trying aggregator codes like EWR319 (available through AirportParkingReservations for qualifying lots). However, these codes are designed for off-site lots — not the official Port Authority P4 garage. For the official P4, the pre-book discount is your best bet.

Where Can You Find Valid Newark Airport Parking Promo Codes?

Most active EWR parking promo codes apply to off-site lots rather than the Port Authority's P4 garage directly. That said, several aggregator platforms list discount codes that can save you money across the EWR parking ecosystem.

Here are the most reliable sources for current EWR parking promo codes (verified April 2026):

• AirportParkingReservations.com — Code EWR319 gives $5 off at Apex EWR, Hilton Newark, and ABC Airport Parking
• Way.com — Lists Apex EWR Airport Parking from $3.35/day with their own platform discount
• CheapAirportParking.org — Courtyard by Marriott Newark Airport Parking listed from $8.99/day
• E-Z Way Parking codes — Use FLYEWR10 for $10 off a reservation, or 25PARK for a $17/day friends-and-family rate
• OnAirParking.com — Aggregates EWR-specific coupon codes at onairparking.com/parking-coupons/EWR
• SimplyCodes — Tracks active Newark Airport promo codes at simplycodes.com
• ABC Airport Parking — Check abcairportparking.net directly for a current 48% off coupon
• NALTP Club — Free loyalty program at Newark Airport Long Term Parking gives members exclusive seasonal discounts

If a promo code you found online isn't working, it's likely expired. Always check the lot's own website first — most post their current deals in a "coupons" or "resources" section. Codes that include a specific percentage off (like 48% at ABC) are often seasonal and rotate every few months.

For a broader look at discount strategies across all EWR lots, our guide on Newark airport parking discount codes and how to save up to 55% covers the full picture.

How Does the P4 Shuttle Service Work — Frequency, Hours, and Terminals Served?

P4 does not use a shuttle in the traditional sense. Instead, AirTrain Newark — the airport's monorail system — connects P4 directly to all three terminals around the clock. The AirTrain is free for travel between parking and terminals. No wait for a van, no extra fare at the gate.

AirTrain travel times from P4 (per Port Authority data):

• Terminal C (United Airlines): approximately 7 minutes
• Terminal B (international carriers): approximately 11 minutes
• Terminal A (American, Delta, Alaska, JetBlue, Air Canada): approximately 20 minutes

Important 2026 construction update: The Port Authority broke ground in October 2025 on a $3.5 billion AirTrain replacement project. The new cable-driven system won't open until 2030. Throughout 2026, AirTrain Newark operates under weekday service suspensions from 5 AM to 3 PM. During those hours, free shuttle buses replace the monorail service. Allow at least 15–20 extra minutes if you're departing during those windows. Check the EWR construction advisory page before your travel date for the latest schedule.

Outside of suspension hours — including nights, weekends, and after 3 PM on weekdays — AirTrain runs normally. If you're flying Terminal C on an evening United flight, P4 remains one of the most convenient on-airport options available.

How Does P4 Compare to Other Newark Airport Parking Options?

P4 sits in the middle ground at EWR — cheaper than the terminal short-term lots, but more expensive than P6 Economy or off-site lots. Here's how it stacks up against the main alternatives.

P4 vs. P1, P2, P3 (Terminal Short-Term Lots)

• P1 (Terminal A): $65/day drive-up vs. P4's $60/day — marginal difference, but P1 is closer to Terminal A
• P2 (Terminal B): $70/day — $10 more per day than P4 with no pre-book discount available
• P3 (Terminal C): $70/day — P4 pre-booked at ~$38/day saves you roughly $32/day vs. P3 drive-up

P4 vs. P6 Economy Lot

The P6 Economy Lot charges $35/day drive-up and $21/day pre-booked. That makes P6 the cheaper on-airport option. P6 uses a dedicated shuttle every 5–10 minutes rather than the AirTrain. For more detail on P6, see our full breakdown of Newark Airport Economy Parking rates and shuttle tips.

P4 vs. Off-Site Lots

This is where the real savings gap shows up. Off-site lots near EWR start at $8.95/day with Apex EWR Airport Parking — less than a quarter of P4's drive-up rate. All eight verified off-site lots include free 24/7 shuttles to all EWR terminals. The trade-off is one shuttle transfer instead of a direct AirTrain ride.

• Apex EWR Airport Parking — $8.95/day, shuttle every 5–10 min, valet service
• The Parking Point (EWR) — $9.95/day, real-time shuttle tracking via Silent Passenger
• Hilton Newark Airport Parking — $10.49/day, hotel-grade security, shuttle every 15 min
• ABC Airport Parking — $12/day, shuttle every 10 min to all three terminals
• Newark Airport Long Term Parking (NALTP) — $18/day, EV charging, 2–3 min shuttle ride, loyalty program

For travelers parking more than 3 nights, the savings from off-site lots are substantial. A 7-night stay at Apex EWR ($62.65 total) vs. P4 pre-booked ($266 total) is a difference of over $200. If the AirTrain convenience matters to you, P4 is still a reasonable choice — but the math favors off-site for longer trips.

Our guide to Newark Airport long-term parking has a full breakdown of how to choose the right option based on trip length.

Is Pre-Booking Newark Airport P4 Parking Worth It?

Pre-booking P4 is worth it for almost every traveler. The discount is automatic, the cancellation policy is flexible, and there's no real downside to locking in a rate early. Here's a quick breakdown of the case for and against.

Reasons to Pre-Book P4

• Saves approximately 36% off the drive-up daily rate ($38/day vs. $60/day)
• Guarantees your space — P4 can fill up during peak travel periods
• Most reservations include free cancellation if your plans change
• Faster entry at the gate — pre-booked lane is separate from drive-up traffic
• No fumbling for cash or card at the kiosk on the way out

When Pre-Booking P4 Might Not Be the Best Move

• Your trip is longer than 4–5 nights — off-site lots will save significantly more
• You're flying during AirTrain weekday suspension hours — the shuttle detour reduces P4's convenience advantage
• You drive an EV and want to confirm charger availability before committing (check PlugShare's P4 listing for current charger status)

If you're still deciding between P4 and an off-site option, use Triply's EWR parking search to compare current P4 pre-book rates against off-site lots side by side. Rates update regularly, so you'll see what's actually available for your specific dates.

What Should You Know Before Parking at P4?

A few practical details that don't always make it into the official parking pages — but matter on travel day.

Security and Accessibility

P4 is a covered multi-level garage on airport property, monitored by the Port Authority. Security cameras cover the structure, and Port Authority Police patrol the facility. ADA-accessible spaces are available on multiple levels with elevator access to the AirTrain platform. If you need accessibility accommodations, arrive a few minutes early to locate the closest accessible spaces to the elevator.

What Happens If Your Promo Code Is Expired

If you found a P4 promo code online that no longer works, don't waste time hunting for a replacement. The pre-book discount through the official portal is the most reliable saving available for P4. For off-site lots, check OnAirParking's EWR coupon page — it's updated more frequently than most aggregators and lists currently active codes by lot.

Planning Around the 2026 AirTrain Disruptions

The ongoing AirTrain Newark replacement project suspends service on weekdays between 5 AM and 3 PM. Free shuttle buses run as replacements, but they add time. If your flight departs during this window, add at least 15 extra minutes to your terminal transfer time. Check the Port Authority's construction advisory for updated suspension schedules closer to your travel date. Evening and weekend flights are unaffected by the suspension.

TSA and Security Timing

Even with a smooth P4-to-terminal transfer, give yourself enough time for security. Review TSA security screening guidelines to know what to expect. If you travel frequently, enrolling in TSA PreCheck can cut security wait times significantly at EWR — especially useful if you're rushing from P4 during an AirTrain delay window.

Find and compare current EWR parking rates — including P4 pre-book pricing and off-site alternatives starting at $8.95/day — on Triply's Newark Airport parking search. Lock in your rate before your travel dates fill up.