Allen takes United 1093, LAX → BWI, 8:30 AM → 4:35 PM, returning Thu on the 5:43 PM → 8:19 PM nonstop ($449 round trip). Theresa takes American 2669, DFW → BWI, 10:50 AM → 2:59 PM, returning Thu at 4:21 PM or 7:31 PM nonstop ($640 round trip). You land 96 minutes apart at the same terminal curb and can share the ~2 hr drive to Georgetown.
Budget alternative at the same airport: Theresa on Frontier’s 7:40 AM → 12:00 PM DFW → BWI nonstop drops her fare to $470 ($919 combined), with bag fees and thinner schedules as the trade-off.
| Scenario | Allen (LAX/SNA) | Theresa (DFW/DAL) | Combined | |
|---|---|---|---|---|
| BWI · Thu return arrivals 96 min apart |
United 8:30A → 4:35P nonstop $449 |
American 10:50A → 2:59P nonstop $640 |
$1,089 | Pick |
| BWI · Thu return Theresa on Frontier |
United 8:30A → 4:35P nonstop $449 |
Frontier 7:40A → 12:00P nonstop $470 |
$919 | Cheapest |
| PHL · Fri return closest airport to venue |
American 8:05A → 4:28P nonstop $654 |
Frontier 9:59A → 2:21P nonstop $357 |
$1,011 | |
| IAD · Fri return both on United |
United 8:17A → 4:23P nonstop $514 |
United 7:20A → 11:23A nonstop $601 |
$1,115 | |
| BWI · Fri return | United 8:30A → 4:35P nonstop $471 |
American 10:50A → 2:59P nonstop $652 |
$1,123 | |
| IAD · Thu return preferred airlines |
United 8:17A → 4:23P nonstop $564 |
American 10:16A → 2:18P nonstop $739 |
$1,303 | |
| PHL · Thu return | American 8:05A → 4:28P nonstop $875 |
Frontier 9:59A → 2:21P nonstop $343 |
$1,218 |
All fares are round-trip totals per person, regular economy (basic economy excluded), nonstop unless noted, departing Mon Sep 21 landing the same day. Google Flights, checked Aug 17, 2026.