United Airlines Holdings UAL is adding more than 1,400 domestic flights to cater to the anticipated increase in demand for Thanksgiving travel. The airline expects the week of Nov 23 to be its busiest since March.Apart from significantly boosting services, the carrier is keeping track of bookings in real time so that it can meet demand even at the last minute by switching to a larger aircraft.However, United Airlines is seeing that approximately 50% of its customers are booking for travel less than 30 days prior to departure this year, compared to last year when around 40% customers booked flights less than 30 days before travel.United Airlines Holdings Inc Price United Airlines Holdings Inc price | United Airlines Holdings Inc QuoteThe airline anticipates bookings to follow a similar pattern in December. Adding more than 140 daily flights and increasing capacity on more than 350 routes, United Airlines expects its December flying schedule to be 48% of 2019 level.The Chicago, IL-based airline expects its domestic schedule to be 52% of 2019 levels next month. This indicates a 3-point increase from November. Some of the December services include additional flights to popular destinations such as Fort Lauderdale, Fort Meyers, Tampa, Miami and Palm Beach in Florida and Honolulu, Maui, Kona and Lihue in Hawaii.Moreover, in Hawaii, the carrier will restart service between Los Angeles and Hilo; Chicago, IL and Maui, HI as well as between New York/Newark and Honolulu. Beginning Dec 13, the airline is planning to increase service on 13 Hawaii routes.Starting Dec 17, the carrier also plans to expand services to popular ski destinations such as Aspen, CO; Jackson Hole, WY; Steamboat Springs, CO; and Vail, CO.On the international front, United Airlines expects its December flying schedule to be 43% of the 2019 level, implying a 4-point increase from November. The airline will be operating an additional 40 daily international roundtrips compared to November. Moreover, the carrier will increase service between San Francisco, CA and Taipei; Los Angeles and Sydney; and New York/Newark and Brussels, Belgium. It also intends to expand services to India with nonstop service between Chicago, IL and New Delhi. Additionally, it will increase frequency between San Francisco, CA and New Delhi to daily.Zacks Rank & Key PicksUnited Airlines carries a Zacks Rank #4 (Sell).Some better-ranked stocks in the broader Transportation sector are Landstar System LSTR, Expeditors International of Washington EXPD and FedEx FDX. While FedEx sports a Zacks Rank #1 (Strong Buy), Landstar and Expeditors carry a Zacks Rank #2 (Buy). You can see the complete list of today’s Zacks #1 Rank stocks here.Shares of Landstar, Expeditors and FedEx have gained more than 9%, 11% and 74% so far this year, respectively.Biggest Tech Breakthrough in a GenerationBe among the early investors in the new type of device that experts say could impact society as much as the discovery of electricity. Current technology will soon be outdated and replaced by these new devices. In the process, it’s expected to create 22 million jobs and generate $12.3 trillion in activity.A select few stocks could skyrocket the most as rollout accelerates for this new tech. Early investors could see gains similar to buying Microsoft in the 1990s. Zacks’ just-released special report reveals 8 stocks to watch. The report is only available for a limited time.See 8 breakthrough stocks now>>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report FedEx Corporation (FDX): Free Stock Analysis Report United Airlines Holdings Inc (UAL): Free Stock Analysis Report Expeditors International of Washington, Inc. (EXPD): Free Stock Analysis Report Landstar System, Inc. (LSTR): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research