Oslo to Trondheim OSL, TRF → TRD
Oslo Airport Gardermoen (OSL), Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD)
The cheapest return found recently is $122 with Widerøe, 9 Nov – 10 Nov, found yesterday.
Return
The cheapest return fare on each of 5 departure dates is usually $122 to $178.
Cheapest return found recently
$122
9 Nov – 10 Nov · Widerøe
Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD)
Leaves 6:20 a.m. · Return leaves 7:20 p.m. · 2 h 25 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$122
9 Nov – 10 Nov · Widerøe
Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD)
Leaves 6:20 a.m. · Return leaves 7:20 p.m. · 2 h 25 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$122 9 Nov – 10 Novfound yesterdaySee prices for these dates
$101 8 Jan 2027 – 13 Jan 2027found 4 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $53 to $101.
At $122, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 5 departure dates from 7 Nov to 28 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold 1-night return fares on 1 other departure date within 3 days of 9 Nov, and it is not cheaper.
Every date we hold
11 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 7 Nov – 8 Nov | $206 | Widerøe | Oslo Airport Gardermoen (OSL) → Trondheim Airport Vaernes (TRD) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 9 Nov – 10 Nov | $122 | Widerøe | Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 9 Dec – 10 Dec | $134 | Widerøe | Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 8 Jan 2027 – 13 Jan 2027 | $101 | Widerøe | Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 28 Sept 2027 – 5 Oct 2027 | $178 | Widerøe | Torp Sandefjord Airport (TRF) → Trondheim Airport Vaernes (TRD) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
January 2027 is the cheapest month — from $101.
Airlines on the cheapest dates: Widerøe.
Premium cabin fares from Oslo to Trondheim
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 9 Nov – 10 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Oslo to Trondheim?
Return
Fares 14 to 29 days before departure were typically 55% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $130 | $53 | +120% | 12 |
| 7–13 days | $78 | $53 | +32% | 14 |
| 14–29 days | $59 | $53 | Cheapest seen | 11 |
| 60–89 days | $101 | $67 | +71% | 7 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Oslo → Kristiansund
133 km from Trondheim
$173
$51 more than flying to Trondheim
6 Nov – 19 Nov · OSL → KSU · out nonstop, back nonstop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Oslo → Kristiansund
133 km from Trondheim
$100
7 May 2027 · TRF → KSU · 1 stop
found 2 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 9 Nov – 10 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work