The United States offers a variety of budget-friendly wine tasting tours that cater to different preferences and interests. Here are some of the most affordable ones:

1. **Shawnee Hills, Illinois**: Known as the most affordable wine getaway in the states, Shawnee Hills offers classic tasting experiences starting at just $10 per person. The region also boasts a hearty wine trail and low-cost accommodations, making it a budget-friendly must[1].

2. **Hudson River Region, New York**: Home to one of the oldest wineries in the country, this region offers tasting experiences and tours for less than $30. With available lodgings under $150 a night, this wine destination is definitely not going to break the bank[1].

3. **Cupertino, California**: Although there are fewer spots for sampling wine in Cupertino, tastings are often grand affairs. Visitors can savor their fancy flights of wine while soaking up gorgeous unobstructed views of the Bay Area[1].

4. **Lehigh Valley, Pennsylvania**: With a median accommodation price of $67.83, guests can discover over 30 wineries, where the average price of wine tours is $12. The area is also famous for its five award-winning family-owned vineyards, which travelers can discover through the Lehigh Valley Wine Trail[5].

5. **Napa Valley, California**: Several wineries offer wine tastings for an affordable price in Napa Valley. For instance, the “White Wine Selection” and “Current Vintage Tasting” at a hip tasting room start at $35. The “Terrace Seated Tasting” at a picturesque winery includes four samples of wine for $40 for a mixed wine flight and $50 for a red wine flight[6].

6. **Sutter Home Winery, Napa Valley**: This winery offers two tastings for just $30 on Mondays, Thursdays, and Fridays, making it one of the cheapest wineries in Napa Valley[7].

Remember, the best wine tasting tour for you will depend on your personal preferences, including the types of wine you enjoy, the size of the group you’d like to tour with, and the other activities you’d like to do on your trip.

Citations:
[1] https://www.explore.com/1263447/budget-friendly-wine-destinations-in-the-u-s/
[2] https://www.tripadvisor.com/Attractions-g191-Activities-c42-t205-United_States.html
[3] https://www.viator.com/USA-tours/Wine-Tasting-and-Winery-Tours/d77-g6-c21
[4] https://www.foodandwine.com/travel/wine-vacations-america
[5] https://www.thrillist.com/news/nation/most-affordable-wine-regions-us-ranked
[6] https://www.visitnapavalley.com/blog/post/wine-tastings-under-50/
[7] https://www.napatouristguide.com/napas-best-wineries-for-first-timers-on-a-budget