Updated daily · latest data:
Kopenhagen → Frankfurt by train: where is the ticket cheapest?
23 trains compared · checked 9 Nov 2026 to 11 Nov 2026
One train from the latest check: 10:13–19:44 · RJ 385 + ICE 1087 + ICE 1273 + S 9 · travel 23 Dec 2026 · checked 11 Nov 2026. All trains are listed below under “All measured trains”.
Same train · from €89.99
at bahn.de (DB) · travel date 2 Dec 2026, 08:22–18:14 · checked 11 Nov 2026
Cheapest trip overall · from €88.99
bahn.de (DB) on 3 of 5 travel dates · all trains and sellers, cheapest trip per travel date
For Kopenhagen – Frankfurt, bahn.de (DB) was the cheapest seller of the same train for 23 of 23 compared trains (typical fare €106). At Omio, the same train cost a median of 13 % more (23 trains in common).
Book directly
Fares change all the time; check the seller's website before booking. Opens the search for 2 Dec 2026 directly: bahn.de (DB).
Sellers compared
| Seller | How often cheapest | vs. bahn.de (DB) |
|---|---|---|
| bahn.de (DB) Railway of the origin or destination country · 23 trains | 23 of 23 | – |
| Omio Reseller (sells tickets of many railways) · 23 trains | 0 of 23 | +13 % · 23 trains |
Counted per train the seller offered: “cheapest alone” = nobody was cheaper or equally cheap; “tied cheapest” = the same lowest fare as at least one other seller; “more expensive” = another seller was cheaper. “Vs. bahn.de (DB)”: median price difference for the trains both sellers offered. Other currencies are converted at the ECB reference rate of the day the fare was checked.
When to book? Fares by booking time
Cheapest ticket for Kopenhagen – Frankfurt (median): last minute (0–3 days) €140, 1–2 weeks ahead €126, 2–4 weeks ahead €100, more than 4 weeks ahead €90.
| Checked | Trains | cheapest fare (median) | usually cheapest |
|---|---|---|---|
| last minute (0–3 days) | 5 | €140 | bahn.de (DB) (5 of 5) |
| 1–2 weeks ahead | 5 | €126 | bahn.de (DB) (5 of 5) |
| 2–4 weeks ahead | 5 | €100 | bahn.de (DB) (5 of 5) |
| more than 4 weeks ahead | 8 | €90 | bahn.de (DB) (8 of 8) |
For each train the lowest fare of all sellers counts. The groups contain different travel dates and trains; this shows a tendency, not a guarantee.
All measured trains
Checked on 11 Nov 2026
| Booked ahead | Train | bahn.de (DB) | Omio |
|---|---|---|---|
| 1 day ahead travel 12 Nov · checked 11 Nov | 08:22–17:09 ECE 393 + 11169 + ICE 771 | €139.94 | €154.00 incl. estimated service fee |
| 1 day ahead travel 12 Nov · checked 11 Nov | 08:22–17:44 ECE 393 + 11169 + ICE 771 + S 6 + S 9 | €125.99 | €154.00 incl. estimated service fee |
| 1 day ahead travel 12 Nov · checked 11 Nov | 09:50–20:14 IC 137 + IC 5759 + RE7 + ECE 9 | €149.99 | €169.00 incl. estimated service fee |
| 1 day ahead travel 12 Nov · checked 11 Nov | 10:22–19:10 RJ 385 + 11173 + ICE 773 | €139.94 | €154.00 incl. estimated service fee |
| 1 day ahead travel 12 Nov · checked 11 Nov | 10:22–20:14 RJ 385 + ECE 9 | €139.99 | €159.00 incl. estimated service fee |
| 7 days ahead travel 18 Nov · checked 11 Nov | 08:22–17:10 ECE 393 + 11169 + ICE 771 | €139.94 | €163.00 incl. estimated service fee |
| 7 days ahead travel 18 Nov · checked 11 Nov | 08:22–18:14 ECE 393 + ICE 75 | €125.99 | €151.00 incl. estimated service fee |
| 7 days ahead travel 18 Nov · checked 11 Nov | 09:50–20:14 IC 137 + IC 5759 + RE7 + ECE 9 | €105.99 | €127.00 incl. estimated service fee |
| 7 days ahead travel 18 Nov · checked 11 Nov | 10:22–19:10 RJ 385 + 11173 + ICE 773 | €139.94 | €163.00 incl. estimated service fee |
| 7 days ahead travel 18 Nov · checked 11 Nov | 10:22–20:14 RJ 385 + ECE 9 | €125.99 | €151.00 incl. estimated service fee |
| 21 days ahead travel 2 Dec · checked 11 Nov | 08:22–17:10 ECE 393 + ICE 771 | €99.94 | €108.00 incl. estimated service fee |
| 21 days ahead travel 2 Dec · checked 11 Nov | 08:22–18:14 ECE 393 + ICE 75 | €89.99 | €101.00 incl. estimated service fee |
| 21 days ahead travel 2 Dec · checked 11 Nov | 09:50–20:14 IC 137 + IC 5759 + RE7 + ECE 9 | €105.99 | €119.00 incl. estimated service fee |
| 21 days ahead travel 2 Dec · checked 11 Nov | 10:22–19:10 RJ 13465 + 11173 + ICE 773 | €103.94 | €112.00 incl. estimated service fee |
| 21 days ahead travel 2 Dec · checked 11 Nov | 10:22–20:14 RJ 13465 + RJ 2701 + ECE 9 | €95.99 | €108.00 incl. estimated service fee |
| 42 days ahead travel 23 Dec · checked 11 Nov | 08:13–17:14 ECE 391 + ICE 1271 | €95.99 | €115.00 incl. estimated service fee |
| 42 days ahead travel 23 Dec · checked 11 Nov | 10:13–19:21 RJ 385 + ICE 1087 + ICE 1273 | €125.99 | €151.00 incl. estimated service fee |
| 42 days ahead travel 23 Dec · checked 11 Nov | 10:13–19:44 RJ 385 + ICE 1087 + ICE 1273 + S 9 | €125.99 | €163.00 incl. estimated service fee |
Checked on 9 Nov 2026
| Booked ahead | Train | bahn.de (DB) | Omio |
|---|---|---|---|
| 29 days ahead travel 8 Dec · checked 9 Nov | 08:22–17:10 ECE 393 + ICE 771 | €83.94 | €89.00 incl. estimated service fee |
| 29 days ahead travel 8 Dec · checked 9 Nov | 08:22–18:14 ECE 393 + ICE 75 | €79.99 | €89.00 incl. estimated service fee |
| 29 days ahead travel 8 Dec · checked 9 Nov | 09:50–20:14 IC 137 + IC 5759 + RE7 + ECE 9 | €99.99 | €112.00 incl. estimated service fee |
| 29 days ahead travel 8 Dec · checked 9 Nov | 10:22–19:10 RJ 385 + 11173 + ICE 773 | €82.94 | €88.00 incl. estimated service fee |
| 29 days ahead travel 8 Dec · checked 9 Nov | 10:22–20:14 RJ 385 + ECE 9 | €69.99 | €79.00 incl. estimated service fee |
Highlighted: cheapest seller for that train. For each day, the table only shows sellers that had a fare on that day. Fares valid only for part of the route are excluded.