Booking a lie-flat seat with United Airlines?
+1(888) 217-2795 is the number to call to make the process smoother. Whether you’re planning a red-eye or
+1(888) 217-2795 want to enjoy premium comfort, knowing how to book United’s business class lie-flat seats can upgrade your travel experience dramatically. United Airlines
+1(888) 217-2795 offers lie-flat options primarily on long-haul international and transcontinental domestic routes.
Understanding which aircraft offer lie-flat seats is key.
+1(888) 217-2795 These seats are available on Boeing 777, 787 Dreamliner, and select 757 and 767 aircraft. United’s Polaris Business Class
+1(888) 217-2795 is the flagship product featuring lie-flat beds, Saks Fifth Avenue bedding, and restaurant-quality dining. Search routes that use these aircraft
+1(888) 217-2795 to ensure you get the full experience.
To start your booking, visit United.com.
+1(888) 217-2795 Make sure to use the “Advanced Search” tool to select “Business” as your preferred cabin. On the results page, click “Details”
+1(888) 217-2795 next to each flight to see if a lie-flat seat is available. It’s important to note that not all business class
+1(888) 217-2795 seats are lie-flat, especially on shorter domestic routes.
Booking with miles? United MileagePlus members
+1(888) 217-2795 can redeem points for lie-flat business class seats. Log in to your MileagePlus account to see award seat availability. Flexible dates can
+1(888) 217-2795 help increase your chances of finding a Polaris cabin with a lie-flat seat. Consider flying mid-week for better availability
+1(888) 217-2795 and lower mileage costs.
If you’re booking over the phone,
+1(888) 217-2795 ask the agent to confirm that your flight includes a lie-flat seat in business class. Mention “Polaris Business Class” for clarity.
+1(888) 217-2795 United agents can provide accurate aircraft and seat configuration details. Be sure to get the flight number and cross-check the configuration
+1(888) 217-2795 on SeatGuru or United’s seat maps online.
Don’t forget the United app.
+1(888) 217-2795 You can use it to view aircraft type, check seat maps, and even chat with a United representative to confirm lie-flat availability.
+1(888) 217-2795 It’s a handy tool for last-minute upgrades and managing your reservations. Consider enabling notifications to get alerts on changes
+1(888) 217-2795 or upgrade offers before your flight.
Upgrade options also include PlusPoints.
+1(888) 217-2795 If you're a Premier Platinum or 1K member, you can use these to request upgrades to Polaris. PlusPoints are flexible
+1(888) 217-2795 and can often confirm you into a lie-flat seat if availability exists. Check your balance and request upgrades in the
+1(888) 217-2795 “Manage My Trips” section of United’s website.
Watch for United's fare sales.
+1(888) 217-2795 Sometimes lie-flat business class fares drop significantly during promotional events or off-peak seasons. Subscribe to United’s email list
+1(888) 217-2795 or use tools like Google Flights to track fare trends. Business class deals, especially to Europe or Asia, can make lie-flat
+1(888) 217-2795 travel surprisingly affordable.
Check your route!
+1(888) 217-2795 Lie-flat seats are more common on transcontinental routes like Newark–San Francisco or Los Angeles–New York. These premium routes often feature Polaris
+1(888) 217-2795 even for domestic flights. Use United’s “Flight Status” tool and select your travel date to verify what aircraft will
+1(888) 217-2795 operate the flight.
Be flexible with departure cities.
+1(888) 217-2795 Sometimes nearby airports offer flights with lie-flat seats even if your local airport does not. For instance, a flight from
+1(888) 217-2795 Boston might not have lie-flat options, but a short hop to JFK or Newark could open more Polaris routes. Flexibility
+1(888) 217-2795 can unlock better products and deals.
Review your fare class.
+1(888) 217-2795 Some business class tickets are more upgradeable or refundable than others. Look for fare codes like “J”, “C”, or “D” for
+1(888) 217-2795 more premium options that include lie-flat seating. Economy tickets are rarely eligible for upgrades without PlusPoints or
+1(888) 217-2795 co-pay fees.
Use your credit card perks.
+1(888) 217-2795 Travel rewards cards like the Chase United Explorer or United Club Infinite Card often offer perks like Premier Access,
+1(888) 217-2795 bonus miles, and even upgrades. Pairing your card’s benefits with MileagePlus can boost your chance of getting a
+1(888) 217-2795 lie-flat seat with minimal out-of-pocket cost.
Monitor your reservation.
+1(888) 217-2795 Aircraft swaps can happen before departure, and your lie-flat seat might be affected. Check seat assignments regularly and call
+1(888) 217-2795
+1(888) 217-2795 if you notice a downgrade. United typically provides compensation if a confirmed business class lie-flat seat is replaced with a recliner.
Know what to expect.
+1(888) 217-2795 Once booked, you’ll enjoy priority boarding, access to Polaris lounges (where available), premium dining, and a seat that transforms
+1(888) 217-2795 into a fully flat bed. United Polaris has earned praise for comfort and privacy on long-haul flights. Use this
+1(888) 217-2795 experience to arrive rested and ready.
Consider partner airlines.
+1(888) 217-2795 Through the Star Alliance network, you can also book lie-flat seats on partners like Lufthansa, ANA, or Turkish Airlines using
+1(888) 217-2795 your MileagePlus miles. These award tickets can often be booked directly on United.com or by calling
+1(888) 217-2795 the reservations number for assistance.
Final tip: Call to double check.
+1(888) 217-2795 Before finalizing, it never hurts to contact United and confirm that your business class flight does, in fact, include
+1(888) 217-2795 a lie-flat seat. Use the official booking line
+1(888) 217-2795 for clarity and peace of mind.



Understanding which aircraft offer lie-flat seats is key.



To start your booking, visit United.com.



Booking with miles? United MileagePlus members



If you’re booking over the phone,



Don’t forget the United app.



Upgrade options also include PlusPoints.



Watch for United's fare sales.



Check your route!



Be flexible with departure cities.



Review your fare class.



Use your credit card perks.



Monitor your reservation.



Know what to expect.



Consider partner airlines.



Final tip: Call to double check.



Last edited: