Cheap Flights to Union
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| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| ATL | St. Louis | August 19 to August 22 | $56 |
| DEN | St. Louis | August 4 to August 18 | $98 |
| DFW | St. Louis | June 15 to June 16 | $111 |
| LGA | St. Louis | June 16 to June 17 | $195 |
| TTN | St. Louis | July 7 to July 14 | $195 |
| LGA | St. Louis | June 16 to June 17 | $195 |
| TPA | St. Louis | July 7 to July 14 | $205 |
| LAX | St. Louis | July 26 to July 29 | $230 |
| SEA | St. Louis | August 5 to August 11 | $279 |
| FCO | St. Louis | June 12 to June 19 | $972 |
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| DFW | St. Louis | May 24 to May 28 | $129 |
| EWR | St. Louis | May 24 to August 30 | $313 |
| LGA | St. Louis | May 24 to May 27 | $327 |
| TPA | St. Louis | May 24 to May 28 | $338 |
| TTN | St. Louis | May 23 to May 26 | $338 |
| ATL | St. Louis | May 23 to May 25 | $350 |
| SEA | St. Louis | May 22 to May 26 | $428 |
| LAX | St. Louis | May 22 to May 26 | $449 |
| DEN | St. Louis | May 24 to May 28 | $473 |
Union Flight Information
Traveling to | Union |
|---|---|
Lowest Price | $56 |
Number of Airlines Serving | |
Airlines Serving | Frontier Airlines, American Airlines, Air Canada |
Number of Daily Flights | |
Airlines with Direct Flights |
Find The Perfect Hotel For After Your Flight
Amazing Union Accommodation Deals
Super 8 by Wyndham Union
"Accepts Pets but not Pet friendly. Travel the country with my 2 dogs. Usually check pet fees and what not but failed this time. Ended up paying more for my dogs then myself"
Reviewed on May 17, 2026
Family Friendly Hotels in Union
Super 8 by Wyndham Union
"Accepts Pets but not Pet friendly. Travel the country with my 2 dogs. Usually check pet fees and what not but failed this time. Ended up paying more for my dogs then myself"
Reviewed on May 17, 2026
Best Union Flight and Hotel Packages
Union flight + hotel packages - economy flights
Need a Car For After Your Flight?
Special
$47
Compact
$49
Economy
$49
Midsize
$50
Frequently asked questions
Plane Tickets To Union
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When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to Union to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to Union without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to Union with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to Union today!
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