US prepaid SIMs are overpriced at airports and the big three carriers differ a lot by region. Install a travel eSIM before you fly, connect on landing, and pay roughly a third of the airport-counter price.
🧭 Open the interactive comparison tool (all 107 plans)| # | Provider | Plan | Price | Per GB | Network | Score | |
|---|---|---|---|---|---|---|---|
| 1 | Ubigi | 50GB / 30 days | $36.00 | $0.72 | AT&T(5G) | 89.9 | View → |
| 2 | BNESIM | 100GB / 30 days | $57.41 | $0.57 | AT&T / T-Mobile | 89 | View → |
| 3 | Ubigi | 20GB / 30 days | $18.00 | $0.90 | AT&T(5G) | 88.6 | View → |
| 4 | RedteaGO | 100GB / 180 days | $64.00 Code RTGF96F2ERedeem in the RedteaGO app/account first |
$0.64 | RedteaGO local carrier network(auto-switch) | 88.5 | View → |
| 5 | Yesim | 30GB / 30 days | $28.89 | $0.96 | Yesim local carrier network(auto-switch) | 88.2 | View → |
| 6 | BNESIM | 100GB / 36500 days | $68.90 | - | AT&T / T-Mobile | 88.1 | View → |
| 7 | BNESIM | 20GB / 30 days | $13.77 | $0.69 | AT&T / T-Mobile | 88.1 | View → |
| 8 | BNESIM | 50GB / 30 days | $34.44 | $0.69 | AT&T / T-Mobile | 88.1 | View → |
| 9 | MobiMatter | 100GB / 30 days | $69.99 | $0.70 | 88.1 | View → | |
| 10 | RedteaGO | 50GB / 180 days | $36.00 Code RTGF96F2ERedeem in the RedteaGO app/account first |
$0.72 | RedteaGO local carrier network(auto-switch) | 87.9 | View → |
Score = price 60% + network 20% + hotspot 10% + app 10%, normalized within this destination; live prices on provider sites prevail.
| Carrier | Coverage | Notes |
|---|---|---|
| T-Mobile | No.1 5G coverage nationwide | First choice for most travel eSIMs |
| AT&T | Broad 4G, steadier in rural areas | Some providers auto-switch dual networks |
| Verizon | Best-regarded network quality | Fewer travel eSIMs, higher prices |
No. Travel eSIMs are sold online with a QR code — no KYC at all.
Most of Yellowstone, Grand Canyon etc. has no coverage on any carrier — download offline maps beforehand.
Most travel eSIMs are data-only; use internet-calling apps for voice.
Data are compiled from official provider plan pages and publicly available sources. We make reasonable efforts to keep pricing and coverage current, but rates, terms and availability may change without notice — always confirm at the provider’s checkout before purchasing. This is an independent comparison site; some links are affiliate links (we may earn a commission at no extra cost to you). Last reviewed Jul 29, 2026.
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